Generic rDNS means that a DNS query on the IP address resolves
to something like:
123-45-67-8.your.isp.com, a repeating or
See: NS Naming Convention for Outbound Internet Email Servers
It is not unreasonable to require that a competent mail administrator should offer the accountability provided by a proper reverse pointer without having to query whois.
For the vast majority of these generic hosts, a whois on the IP points to the provider anyway. This is aggravated by the fact that very few ISPs are responsible enough to provide or publish their dynamic ranges and rarely respond aggressively to abuse complaints.
The bottom line:
# Spam Domain regular expressions - regex
# test for these regular expression (case insensitive)
'\d+[a-z_\-\.]\d+[a-z_\-\.]\d+[a-z_\-\.]\d+|\d{12}',
# 180.Red-80-34-112.staticIP.rima-tde.net
'\d+\.red-\d+-\d+-\d+\.staticip\.rima-tde\.net',
# 216.subnet125-161-2.speedy.telkom.net.id
'\d+\.subnet\d+-\d+-\d+\.speedy\.telkom\.net\.id',
# 122.sub-75-199-30.myvzw.com
'\d+\.sub-\d+-\d+-\d+\.myvzw\.com',
# ip-90.net-89-3-110.rev.numericable.fr
'ip-\d+\.net-\d+-\d+-\d+\.rev\.numericable\.fr',
# athedsl-07371.home.otenet.gr
'athedsl-\d+',
# i59F4FA6C.versanet.de
'i5[93][0-9a-fA-F]+\.versa',
# 5aca3a11.bb.sky.com
'5ac[a-f0-9]+.+sky',
# bd049dda.virtua.com.br
'bd[a-f0-9]+\.virtua\.com',
# 96.29.broadband7.iol.cz
'\d+\.\d+\.broadband',
# 10001260969.0000027323.acesso.oni.pt
'\d{11}\.\d{10}\.acesso',
# c951b999.virtua.com.br
'c[0-9a-f]{4,}\.virtua',
# u15271157.onlinehome-server.com
# s218047990.onlinehome.us
# s15260633.onlinehome-server.info
# s15201305.rootmaster.info
# s189723449.online.de
# s193844553.websitehome.co.uk
# p15200949.pureserver.info
'[usp]\d+\.(?:online|rootmaster|website|pureserver)',
# d193-24-154.home3.cgocable.net
'd\d+-\d+-\d+\.(?:commercial|home)\d*\.cgocable',
# CableLink167-178.telefonia.InterCable.net
'CableLink\d+-\d+\.tele',
# ner-as30564.alshamil.net.ae
# dxb-as76197.alshamil.net.ae
# auh-as43491.alshamil.net.ae
# ner-b14727.alshamil.net.ae
'(?:(auh|dxb|ner))-\w+\.alshamil',
# p2175-ipbf516souka.saitama.ocn.ne.jp
# p2087-ipbfp701kobeminato.hyogo.ocn.ne.jp
# p4084-ipbfp502kyoto.kyoto.ocn.ne.jp
# p4034-ipadfx01sizuokaden.shizuoka.ocn.ne.jp
'p\d+-ip.+ocn\.ne\.jp',
# dge55.neoplus.adsl.tpnet.pl
'[a-z]+\d+\.neoplus\.adsl\.tpnet\.pl',
# zo226.internetdsl.tpnet.pl
# uc0.internetdsl.tpnet.pl
'[a-z]+\d+\.internetdsl\.tpnet\.pl',
# vz7228.evanzo-server.de
'vz\d+\.evanzo-server',
# srv399.flexwebhosting.nl
'srv\d+\.flexweb',
# host-51.pl1211120.fiber.net
'host-\d+\.pl[\d-]+\.fiber',
# cp30.heritagewebdesign.com
'cp\d+\.heritagewebdesign',
# server1932015470.serverpool.info
'server\d+\.serverpool',
# 87.7a.1343.static.theplanet.com
'[a-z0-9]{1,2}\.[a-z0-9]{1,2}\.[a-z0-9]{4}\.static\.theplanet',
# dsl.static.85-105-55739.ttnet.net.tr
'dsl\.static\.\d{1,3}\-\d{1,3}\-\d+\.ttnet\.net\.tr',
# adsl.hnpt.com.vn
'adsl\.hnpt\.com\.vn',
# ds.activeserve.com
# ds1125.activeserve.com
'ds\d*\.activeserv',
# ds00225.lunarpages.com
# dm00143.lunarpages.com
# dl00107.lunarpages.com
'd[a-z]+\d+\.lunar',
# lwva046.servidoresdns.net
# lwba067.servidoresdns.net
# llgc491.servidoresdns.net, etc...
'l[a-z]+\d+\.servidores',
# ip216.ct.co.cr
'ip\d+\.ct\.co\.cr',
# ip3.bb27.pacific.net.hk
'ip\d+\.bb\d+\.pacific\.net\.hk',
# srv205.hosteur.com
'srv\d+\.hosteur\.com',
# static180-10.staticcal.vsnl.net.in
'static\d+-\d+\.staticcal\.vsnl\.net\.in',
# 31.208.iconpln.net.id
'\d+\.\d+\.iconpln\.net\.id',
# blade106.LA.inty.net
'blade\d+\.LA\.inty',
# dd7224.kasserver.com
'dd\d+\.kasserver',
# ns6034.ovh.net
# rps2375.ovh.net
'(?:rps|ns)\d+\.ovh\.net',
# segment-124-30.sify.net
'segment-124-30\.sify\.net',
# reserved-235183.rol.raiffeisen.net
'reserved-\d+\.rol\.raiffeisen',
# reverse.digipower.vn
'reverse\.digipower',
# fpt15.vdrs.net
'fpt\d+\.vdrs',
# 4.caba36.xdsl.nauticom.net
# 4.ksyr6.xdsl.nauticom.net
# 4.slvr5.xdsl.nauticom.net
# 4.pchl15.xdsl.nauticom.net
# 4.gibs28.xdsl.nauticom.net
# 4.pnnr10.xdsl.nauticom.net
# 4.srvr6.xdsl.nauticom.net
# 4.wkln14.xdsl.nauticom.net
'\d+\.[a-z]+\d+\.xdsl\.nauticom',
# paris063.server4you.de
# echo678.server4you.de
# golf403.server4you.de
# foxtrot501.server4you.de
# delta368.server4you.de
# charlie406.server4you.de
# hotel688.server4you.de
# alpha551.server4you.de
# london135.server4you.de
# kilo050.server4you.de
# air940.server4you.net
# balder030.server4you.net
# bravo666.server4you.de
'(?:paris|echo|bravo|air|balder|kilo|london|air|balder|alpha|foxtrot|golf|delta|charlie|hotel)\d+\.server4you',
# av11634.comex.ru
'av\d+\.comex\.ru',
# servidor52.suempresa.com
'servidor\d+\.suempresa',
# pcl6.ibercom.com
'pcl\d\.ibercom\.com',
# pc-209-131.scpe.powergate.ca
'pc-\d+-\d+\.scpe\.powergate',
# 7491c.genwebserver.com
'\d+[a-z]?\.genwebserver\.com',
# ss402.t-com.hr
# ls405.t-com.hr
'[a-z]+\d+.*(?:t-com|htnet)\.hr',
# uidzr185193.sattnet.cz
'uidzr\d+\.sattnet',
# as33-93.omantel.net.om
'as\d+-\d+\.omantel\.net\.om',
# h1221044.stratoserver.net
# h1221044.serverkompetenz.net
'h\d+\.(?:stratoserver|serverkompetenz)',
# hm784-1.locaweb.com.br
'hm[0-9\-]+\.locaweb\.com\.br',
# vhost25.areaserver.it
# vs2231.areaserver.it
'v(?:host|s)\d+\.areaserver\.it',
# eul0600331-pip.eu.verio.net
# euw0600145-pip.eu.verio.net
'eu[a-z]\d+-[a-z]+\.eu\.verio',
# pc-250.net-218.de.magix.net
'pc\-\d+\.net\-\d+\.de\.magix',
# pc030.shinwahk.com.hk
# pc149.wahkwong.com.hk
# pc204.transfield.com
'pc\d+\.(?:shinwahk|wahkwong|transfield)',
# esc38.midphase.com
'esc\d+\.midphase',
# 107.74.80-QoS-user.in-addr.arpa
'\d+\.\d+\.\d+-qos-user\.in-addr',
# x403b0982.ip.e-nt.net
# xd8390802.ip.e-nt.net
'x[0-9a-f]+\.ip\.e-nt',
# mutlb161169.smarttadsl.com
'[a-z]+\d+\.smarttadsl\.com',
# boxXX.bluehost.com
# 20-227.bluehost.com
'(?:\d+-\d+|box\d+)\.bluehost\.com',
# st77.startlogic.com
'st\d+\.startlogic\.com',
# hicks202-14.optonline.net
# bab62-156.optonline.net
'(?:bab|hicks)\d+-\d+\.optonline',
# 70-160.umenet.t3.se
'\d+-\d+\.umenet\.t3\.se',
# vp238178.static.uac1.hknet.com
'vp\d+\.static\.uac1\.hknet',
# server50855.uk2net.com
'server\d+\.uk2net',
# hosted.by.hostbasket.com
# hb1144.hostbasket.com
'(?:hb\d+|hosted\.by)\.hostbasket',
# somehost.affinity.com
# lvs01-n04.chi.affinity.com
'(?:somehost|lvs01-n\d+\.chi)\.affinity',
# vps707.inmotionhosting.com
'vps\d+\.inmotionhosting',
# net203-190-078.mclink.it
'net\d+-\d+-\d+\.mclink',
# b4D14.static.pacific.net.au
'b[a-z0-9]+\.static\.pacific\.net\.au',
# e193.en25.com
'e\d+\.en25\.com',
# unknown.hostforweb.com
'unknown\.hostforweb',
# bzq-219-209-176.pop.bezeqint.net
# bzq-219-33-14.isdn.bezeqint.net
# bzq-219-117-58.static.bezeqint.net
# bzq-218-144-213.cablep.bezeqint.net
'bzq-\d+\-\d+-\d+\.(?:isdn|pop|static|cablep)\.bezeqint',
# 220941.ds.nac.net
'\d+\.ds\.nac\.net',
# v2802.vps.masterhost.ru
'v\d+\.vps\.masterhost',
# eu2167f.lyceu.net
'eu[a-f0-9]+\.lyceu',
# mgfmd8215.inet.sofast.net
'mgfmd\d+\.inet\.sofast',
# can52.de
'can\d+\.de',
# remote201-100.gua.net
'remote\d+-\d+\.gua',
# 9.240.gye.satnet.net
'\d+\.\d+\.gye\.satnet',
# acv30.rev.netart.pl
# amf149.rev.netart.pl
# aki239.rev.netart.pl
'(?:aki|acv|amf)\d+\.rev.netart',
# ipx11896.ipxserver.de
'ipx\d+\.ipxserver\.de',
# dedi2.ukhost4u.com
'dedi\d+\.ukhost4u',
# cde264.emirates.net.ae
'cde\d+\.emirates\.net\.ae',
# ip-3-3.sn2.eutelia.it
'ip-\d+-\d+\.sn\d+\.eutelia',
# ip54575b80.direct-adsl.nl
'ip[a-f0-9]+\.direct-adsl',
# p13.pontoserver.com
'p\d+\.pontoserver',
# 52-027.al.cgocable.ca
# 52-12.sg.cgocable.ca
'\d+-\d+\.(?:al|sg)\.cgocable\.ca',
# vps5.lunarservers.com
'vps\d*\.lunar(?:servers|pages)',
# line163-198.escape.com.ar
'line\d+-\d+\.escape\.com\.ar',
# outgoing-5813725564.csloxinfo.com
'outgoing-\d+\.csloxinfo',
# brasilis-f4-055.static.ctbctelecom.com.br
'brasilis-[a-f0-9]+-\d+\.static\.ctbctelecom',
# 149-19.islandssimi.is
# 194-215.bc.cgocable.ca
'\d+-\d+\.(?:islandssimi\.is|bc\.cgocable\.ca)',
# host133.singtel.com.tw
'host\d+\.(?:singtel|asia-ms|snv-consulting|dtc\.co|ays\.c|best-ita|sri-siam|botun\.go|kapook|phatrasec|elife\.co|matichon|chickyclub|nineweb|tarad|depthfirst|isc\.co\.th|grammy|e-life|yourconnect|customer-room)',
# cp240.mysite4now.com
# vpsXXX.mysite4now.com
'(?:vps|cp)\d+\.mysite4now\.com',
# xxx.209.forpsi.net
'\d+\.\d+\.forpsi\.net',
# webbox442.server-home.org
'webbox\d+\.server-home',
# 42-013.vivanet.hu
'\d+-\d+\.vivanet\.hu',
# 2688137958.monstercommercesites.com
'\d{3,}\.monstercommercesites\.com',
# s113.n34.vds2000.com
's\d+\.n\d+\.vds2000',
# a.icfintl.com.tw
'\b[a-z]\.icfintl\.com\.tw',
# air308.startdedicated.com
# balder020.startdedicated.com
'(?:air|balder)\d+\.startdedicated',
# static-b4-250-228.telepac.pt
'static-[a-f0-9]+-\d+-\d+\.telepac\.pt',
# net130-234.estmn.ru
# net135-162.4web.pl
# net138-180.mclink.it
'net\d+-\d+\.(?:estmn\.ru|4web\.pl|mclink\.it)',
# rbi0187.giga-dns.com
'rbi[0-9x]+\.giga-dns',
# zx32.rapidns.com
'x\d+\.rapidns\.com',
# wireless-214-230.wyom.net
'wireless-\d+-\d+\.wyom\.net',
# dun-pm-158-30.t2.net
'dun-pm-\d+-\d+\.t2\.net',
# d51530682.access.telenet.be
# d51530B14.static.telenet.be
'd[a-f0-9]+\.(?:static|access)\.telenet\.be',
# gw55.partner-work.dk
'gw\d+\.partner-work\.dk',
# ip3-vg2.iplannetworks.net
# customer243-72.iplannetworks.net
'(?:customer\d+-\d+|ip\d-vg\d)\.iplannetworks',
# host27-182-static.141-217-b.business.telecomitalia.it
'host\d+-\d+-static\.\d+-\d+-[a-f]+\.business\.telecomitalia',
# rs25s3.datacenter.cha.cantv.net
'rs\d+s\d+\.datacenter\.cha\.cantv',
# 0706ds1-ro.0.fullrate.dk
'\d+ds\d+-ro\.\d+\.fullrate\.dk',
# hs-339.dedicated.hostalia.com
'hs-(?:\d+|\d+-\d+)\.dedicated\.hostalia',
# eb01.ebhost9.com
# g.eb02.ebhost9.com
'[a-z]?\.?eb\d+\.ebhost\d+\.com',
# h003.liveservers.net
'h\d+\.liveservers',
# wpc2136.amenworld.com
# wpc0182.host7x24.com
'wpc\d+\.(?:amenworld|host7x24)',
# sls-gb7p11.dca2.superb.net
'sls-g[a-f]\d+p\d+\.dca\d+\.superb',
# khi77.pie.net.pk
'khi\d+\.pie\.net\.pk',
# 209-142.static.alkar.net
'\d+-\d+\.static\.alkar',
# server33.dedicatedusa.com
'server\d+\.dedicated',
# 934045.t-wp.de
'\b\d+\.t-wp\.de',
# cp107.agava.net
'\bcp\d+(?:-\d+|)\.agava',
# cC3011FF5.inet.catch.no
'[a-f0-9]{9,}\.inet\.catch\.no',
# reverse.doruk.net.tr
'reverse\.doruk\.net\.tr',
# server109f.appriver.com
# server109f.exghost.com
'server\d+[a-z]\.(?:appriver|exghost)',
# fr44.aha.ru
'\bfr\d+\.aha\.ru',
# autom-38-007.ladpc.co.il
'autom-\d+-\d+\.ladpc\.co\.il',
# shabnet4-236.shabakah.net
'shabnet\d+-\d+\.shabakah',
# static-55-49.worldinternetworkcorporation.com
'static-\d+-\d+\.worldinternetworkcorporation',
# pm1007.do09.net
'pm\d+\.do\d\d\.net',
# pm49-134.do02.net
'pm\d+-\d+\.do\d\d\.net',
# 454a246f.cst.lightpath.net
'[a-f0-9]{8,}\.cst\.lightpath',
# v1108.rev.tld.pl
'v\d+\.rev\.tld\.pl',
# cablelink39-106.intercable.net
'cablelink\d+-\d+\.intercable',
# c201234176-11.impsat.com.co
'c\d+-\d+\.impsat\.com\.co',
# cdc0004.cdcservices.com
'cdc\d+\.cdcservices.com',
# serverpoint.com
'\bserverpoint\.com',
# 3terra.com
'\b3terra\.com',
# vhost-181.lt20.net
'vhost-\d+\.lt20',
# public2-cosh5-6-cust67645.cosh.broadband.ntl.com
'public\d+-cosh\d+-\d+-cust\d+\.cosh\.broadband\.ntl',
# e83.friendfinder.com
'e\d+\.friendfinder',
# adslfixo-b4-115-121.telepac.pt
'adslfixo-[a-z0-9]+-\d+-\d+\.telepac\.pt',
# emfe1.cc.iup.edu
'emfe\d+\.cc\.iup\.edu',
# tw112-static194.tw1.com
'tw\d+-static\d+\.tw1\.com',
# ip-111-54.sn1.eutelia.it
'ip-\d+-\d+\.sn1\.eutelia\.it',
# ns.km30305-08.keymachine.de
'ns\.km[0-9-]+\.keymachine',
# imsantv35.netvigator.com
'\bimsantv\d+\.netvigator',
# asy13.as06.apl1.superonline.com
'asy\d+\.as\d+\.apl\d+\.superonline',
# 46-82.netblk-66-60-82.yada.net
'\d+-\d+\.netblk-\d+-\d+-\d+\.yada\.net',
# sd-2076.dedibox.fr
'sd-\d+\.dedibox\.fr',
# ip81-net194.0tr.net
'ip\d+-net\d+\.0tr\.net',
# static111100.bendcable.com
'static\d+\.bendcable',
# ip33.mosline.ru
'ip\d+\.mosline\.ru',
# sd1568.sivit.org
'sd\d+\.sivit\.org',
# s0AE6.static.pacific.net.au
's[a-f0-9]+\.static\.pacific\.net\.au',
# server109f.appriver.com
# server515h.exghost.com
'server\d+[a-z]?\.(?:appriver|exghost)\.com',
# net151-15.e-kirov.ru
'net\d+-\d+\.e-kirov\.ru',
# siterightnow.com
'\bsiterightnow\.com',
# static-105-90.blueline.mg
'static-\d+-\d+\.blueline\.mg',
# ds2073.appliedi.net
'ds\d+\.appliedi\.net',
# 254.satnet-113-217.gye.satnet.net
'\d+\.satnet-\d+-\d+\.gye\.satnet',
# dsl51B7DE02.fixip.t-online.hu
'dsl[a-f0-9]+\.fixip\.t-online\.hu',
# mbl-65-179-2.dsl.net.pk
'mbl-\d+-\d+-\d+\.dsl\.net\.pk',
# 6476213-41.impsat.com.co
'\b\d+-\d+\.impsat\.com\.co',
# zz149009.cipherkey.net
'zz\d+\.cipherkey\.net',
# sg242.montanavision.com
'\bsg\d+\.montanavision\.com',
# powered.by.qweb.nl
'powered\.by\.qweb\.nl',
# dedi117.your-server.de
'dedi\d+\.your-server\.de',
# x02.smokipipi.info
'x\d+\.smokipipi\.info',
# net135-11.velcom.com
'net\d+-\d+\.velcom',
# ip111.correctansw.com
'ip\d+\.correctansw\.com',
# dor005-18514-rtr-adsl-10.altohiway.com
'[a-z]+\d+-\d+-rtr-adsl-\d+\.altohiway',
# 154-177.hutchtel.net
'\d+-\d+\.hutchtel\.net',
# ts7b1.islc.net
'ts7b\d+\.islc\.net',
# 50-31.dedicado.com.uy
'\d+-\d+\.dedicado\.com\.uy',
# c9067440.static.spo.virtua.com.br
'[a-f0-9]+\.static\.spo\.virtua\.com\.br',
# aworklan041102.netvigator.com
'aworklan\d+\.netvigator',
# wda-sta-aa34.velocom.net.ar
'wda-sta-[a-f0-9]+\.velocom\.net\.ar',
# access-117.91.rev.fr.colt.net
'access-\d+\.\d+\.rev\.fr\.colt',
# vhost28.theplanet.com
'vhost\d+\.theplanet\.com',
# dtcwin046.dattaweb.com
'dtcwin\d+\.dattaweb\.com',
# bosmailout05.eigbox.net
'bosmailout\d+\.eigbox\.net',
# 72-100.netamu.getthewave.com
# 201-001.vdavda.com
# 201-016.qnet.it
# 201-048.oblo.biz
# 201-064.cubenet.it
# 201-096.nbfactory.com
'\d+-\d+\.(?:netamu\.getthewave\.com|vdavda\.com|qnet\.it|oblo\.biz|cubenet\.it|nbfactory\.com)',
# iport6.tm.net.my
'iport\d+\.tm\.net\.my',
# rwp44.pie.net.pk
'[^.]rwp44\.pie\.net\.pk',
'(?:touchstone\w+|SNLPakistan|NADRA)\.rwp44\.pie\.net\.pk',
# ncp.edu.pk
'[^.]ncp\.edu\.pk',
'pcncp\d+\.ncp\.edu\.pk',
# 170.195.nc.uz
'\d+\.\d+\.nc\.uz',
# fc8170220.aspadmin.net
'fc\d+\.aspadmin\.net',
# plughost02.plugin.com.br
# ip7.plugin.com.br
'(?:plughost|ip)\d+\.plugin\.com\.br',
# s010.hostway.ro
'\bs\d+\.hostway\.ro',
# ks32727.kimsufi.com
'\bks\d+\.kimsufi\.com',
# dpc6714259019.direcpc.com
'dpc\d+\.direcpc\.com',
# ip130.MYYOLIVE.COM
# ip80.PUSHBUT.COM
# ip159.MYYOONLINE.COM
# ip186.NEWALRIGHT.COM
# ip193.bestphotolog.com
'ip\d+\.(?:myyolive|pushbut|myyoonline|newalright|bestphotolog)\.com',
# w401.widhost.net
'w\d+\.widhost\.net',
# h157.ty.estore.co.jp
'h\d+\.ty\.estore\.co\.jp',
# lis432.esoterica.pt
'\blis\d+\.esoterica\.pt',
# dslstatic-236-19.ideaone.net
'dlstatic-\d+-\d+\.ideaone\.net',
# ippp18.itc.com.ar
# dppp18.itc.com.ar
# nat161.itc.com.ar
'(?:[id]ppp|\bnat)\d+\.itc\.com\.ar',
# maxtnt01-559.abepa.fast.net
'maxtnt\d+-\d+\.abepa\.fast\.net',
# vn1132.fireboxhosting.com
'vn\d+\.fireboxhosting',
# nameservices.net
'[^.]*nameservices\.net',
# IPADDR-085.esc3.net
'ipaddr-\d+\.esc3\.net',
# s87.loopia.se
'\bs\d+\.loopia\.se',
# rt9bb246-84-113.routit.net
'rt[a-f0-9]+-\d+-\d+\.routit\.net',
# web32.extendcp.co.uk
'web\d+\.extendcp\.co\.uk',
# ce192-207.infosys.ru
'ce\d+-\d+\.infosys\.ru',
# 200-32-64.static.impsat.net.ve
'\d+-\d+-\d+\.static\.impsat\.net',
# 7web.ru
'[^.]7web\.ru',
# server206-122.live-servers.net
'server\d+-\d+\.live-servers',
# host-14-co41-70-merca.net.co
'host-\d+-co\d+-\d+-merca\.net\.co',
# staticnet721916host255.idstelcom.com
'staticnet\d+host\d+\.idstelecom\.com',
# cp-out2.libero.it
'cp-out\d+\.libero\.it',
# 160150.datafon.net.tr
'[^\w.]\d+\.datafon\.net\.tr',
# vds1105.sivit.org
'vds\d+\.sivit\.org',
# h191043.upc-h.chello.nl
'h\d+\.upc-h\.chello\.nl',
# server171-han.de-nserver.de
'server\d+-han\.de-nserver\.de',
# s556.evanzo-server.de
's\d+\.evanzo-server\.de',
# p51-245.cmet.net
'p\d+-\d+\.cmet\.net',
# vds-751893.amen-pro.com
'vds-\d+\.amen-pro\.com',
# l64-88-10.cn.ru
'l\d+-\d+-\d+\.cn\.ru',
# ip77.gsag.com
'ip\d+\.gsag\.com',
# ip165-53.mono.lv
'ip\d+-\d+\.mono\.lv',
# a0004.abansys.com
'\ba\d+\.abansys\.com',
# h0001.hostytec.com
'\bh\d+\.hostytec\.com',
# not-yet-assigned.draculahosting.com
'not-yet-assigned\.draculahosting',
# ded730-lin-170-30.netsonic.net
'ded\d+-[a-z0-9]+-\d+-\d+\.netsonic',
# fe18.tasp.pt
'\bfe\d+\.tasp\.pt',
# c113.netron.cz
'\bc\d+\.netron\.cz',
# eco1059.ncsrv.de
'(?:eco|biz|serv|d\d\-)\d+\.ncsrv\.de',
# host-197.FGUPNICSTR.macomnet.net
'host-\d+\.fgupnicstr\.macomnet',
# leased-line-249-68.telecom.by
'leased-line-\d+-\d+\.telecom\.by',
# cl36.gs01.gridserver.com
'cl\d+\.gs\d+\.gridserver\.com',
# node214-200.network.is.nl
'node\d+-\d+\.network\.is\.nl',
# ool-60384eab.static.optonline.net
'ool-[a-f0-9]+\.static\.optonline\.net',
# dsl-48-169.qld1.net.au
'dsl-\d+-\d+\.qld1\.net\.au',
# 66.11.leased.lanck.net
'\d+-\d+\.leased\.lanck\.net',
# vs242065.vserver.de
'vs\d+\.vserver\.de',
# p71.tc2.snt.ru
'\bp\d+\.tc\d+\.snt\.ru',
# prowin11.amenworld.com
'prowin\d+\.(?:amenworld|host7x24)\.com',
# web03.marcaria.com
'web\d+\.marcaria\.com',
# 6.fib171.gye.satnet.net
'\d+\.fib\d+\.gye\.satnet\.net',
# 160150.datafon.net.tr
'[^.]*\d+\.datafon\.net\.tr',
# c142-78.ntt.ru
',\bc\d+-\d+\.ntt\.ru',
# hdx146.celeo.ne
'hdx\d+\.celeo\.net',
# 161-m.netfirms.com
'[^.]\d+-m\.netfirms\.com',
# w2003p-18-ar.wavenet.com.ar
'w\d+p-\d+-ar\.wavenet\.com\.ar',
# 22216.unitednetworx.com
'[^.]\d+\.unitednetworx\.com',
# sls-ag4p10.superbservers.com
'sls-a[a-z]\dp\d+\.superbservers\.com',
# raq834.uk2.net
'raq\d+\.uk2\.net',
# rdbck-static-1061.palmer.mtaonline.ne
'rdbck-static-\d+\.palmer\.mtaonline\.ne',
# p2p-87-56-r.line1.ru
'p2p-\d+-\d+-[a-z]\.line1.ru',
# dlx35299.fm.netbenefit.co.uk
'dlx\d+\[0-9\-]*\.fm\.netbenefit\.co\.uk',
# wireless-105-137.accessatc.net
'wireless-\d+-\d+\.accessatc.net',
# acmkokeccq.gs01.gridserver.com
'acmkok[a-z]+\.gs\d+\.gridserver\.com',
# 226-IPA.131.115.200.in-addr.arpa
'\d+-ipa\.\d+\.\d+\.\d+\.in-addr\.arpa',
# s176.silver.fastwebserver.de
's\d+\.silver\.fastwebserver\.de',
# ds5026.dedicated.turbodns.co.uk
'ds\d+\.dedicated\.turbodns\.co\.uk',
# 200-54.is.net.pl
'\d+-\d+\.is\.net\.pl',
# ar59.toservers.com
'ar\d+\.toservers\.com',
# optsol-238-40.ideaone.net
'optsol-\d+-\d+\.ideaone\.net',
# 82.197.kam-telecom.ru
'[^\.]\d+\.\d+\.kam-telecom\.ru',
# amh2.rev.netart.pl
'amh\d+\.rev\.netart\.pl',
# ip85.fix2.hasselt.schedom-europe.net
'ip\d+\.fix\d+\.[a-z]+\.schedom-europe\.net',
# ip-140-155-114.phx.extremezone.com
'ip-\d+-\d+-\d+\.phx\.extremezone\.com',
# mwwb850.servidoresdns.net
'mw[a-z]+\d+\.servidoresdns\.net',
# ipvpn102149.netvigator.com
'ipvpn\d+\.netvigator\.com',
# ip-169-173.dtp.net.id
'ip-\d+-\d+\.dtp\.net\.id',
# nblzone-240-251.nblnetworks.fi
'nblzone-\d+-\d+\.nblnetworks.fi',
# corporat200-075046107.sta.etb.net.co
'corporat\d+-\d+\.sta\.etb\.net\.co',
# server708.nhsdns.com
'server\d+\.nhsdns\.com',
# out063.topica-diamond-y.com
'out\d+\.topica-diamond-y\.com',
# pro46.abac.com
'pro\d+\.abac\.com',
# sd-green-dreamhost-133.dreamhost.com
'sd-green-dreamhost-\d+\.dreamhost',
# ip-131-85.protec.it
'ip-\d+-\d+\.protec\.it',
# ip008.j2web.it
'ip\d+\.j2web\.it',
# 50-tor-4.acn.waw.pl
'\d+-tor-\d+\.acn\.waw\.pl',
# dell128.s.etech.sk
'(?:un|ems|dell)\d+\.s\.etech\.sk',
# no-rdns.ord02.hostingservicesinc.net
'no-rdns\.ord\d+\.hostingservicesinc\.net',
# mydsl-135-92.online.com.kh
'mydsl-\d+-\d+\.online\.com\.kh',
# n11648142014.netvigator.com
'\bn\d{11}\.netvigator\.com',
# placeholder.userdns.com
'placeholder\.userdns\.com',
# 04166-2.kunden.mk-netzdienste.de
'\b\d+-\d+\.kunden\.mk-netzdienste\.de',
# adsl1-1.ptt.rs
'\badsl\d+-\d+\.ptt\.rs',
# viefep20-int.chello.at
'viefep\d+-int\.chello\.at',
# vs120067.tuxtools.net
'vs\d+\.tuxtools\.net',
# ds214-224.ipowerweb.com
'ds\d+-\d+\.ipowerweb\.com',
# v000072.home.net.pl
'\bv\d+\.home\.net\.pl',
# dslstatic-236-200.ideaone.net
'dslstatic-\d+-\d+\.ideaone\.net',
# www688.sakura.ne.jp
'www\d+\.sakura\.ne\.jp',
# cust.citosec.806583-7.bih.net.ba
'cust\.citosec\.\d+-\d+\.bih\.net\.ba',
# i175.indigo.fastwebserver.de
'i\d+\.indigo\.fastwebserver\.de',
# blk-222-31-101.eastlink.ca
'blk-\d+-\d+-\d+\.eastlink\.ca',
# Hosted-By.xenosite.net
'hosted-by\.xenosite\.net',
# d3254.pppdel.vsnl.net.in
'd\d+\.pppdel\.vsnl\.net\.in',
# wcoe-138.r-195-35-224.atwork.nl
'wcoe-\d+\.r-\d+-\d+-\d+\.atwork\.nl',
# arane219.smartmanner.com
'arane\d+\.smartmanner\.com',
# cdt171-195.consuldata.com.br
'cdt\d+-\d+\.consuldata\.com\.br',
# addr-38.nat-31.juox.ru
'addr-\d+\.nat-\d+\.juox\.ru',
# cp101.hostingshop.com.au
'(?:pw|cp)\d+\.hostingshop\.com\.au',
# heb62030.ikoula.com
'heb\d+\.ikoula\.com',
# adsl_basico_11919-45.etb.net.co
'adsl_basico_\d+-\d+\.etb\.net\.co',
# conex-ip.redip.inext.net.mx
'conex-ip\.redip\.inext\.net\.mx',
# lvs00-fl-n04.ftl.affinity.com
'lvs-fl-n\d+\.ftl\.affinity.com',
# agelid-7-72.cnt.nerim.net
'agelid-\d+-\d+\.cnt\.nerim\.net',
# onlineserversystems.com
'[^.]*onlineserversystems\.com',
# leasedchennai-199.199.61.static.vsnl.net.in
'leasedchennai-\d+\.\d+\.\d+\.static\.vsnl\.net\.in',
# ipn36372-f75389.cidr.lightship.net
'ipn\d+-[a-z]\d+\.cidr\.lightship\.net',
# hm987-5.hospedagemdesites.ws
'hm\d+[\d-]*\.hospedagemdesites\.ws',
# diup-10-245.inter.net.il
'diup-\d+-\d+\.inter\.net\.il',
# bnt5308.esp-services.com
'bnt\d+\.esp-services\.com',
# dedi117b.your-server.co.za
'dedi\d+[a-z]*\.your-server\.co\.za',
# dish4099.net.ibizdns.co
'dish\d+\.net\.ibizdns\.co',
# nettogo-69-128.nettogo.net
'nettogo-\d+-\d+\.nettogo\.net',
# ecserv7.uwaterloo.ca
'ecserv\d+\.uwaterloo\.ca',
# sd1568.sivit.org
'sd\d+\.sivit\.org',
# business-66-198.netway.com.cy
'business-\d+-\d+\.netway\.com\.cy',
# srv401.rackco.com
'srv\d+\.racko\.com',
# badger05000.apple.com
'badger\d+\.apple\.com',
# fatwire-35-120.uniserve.ca
'fatwire-\d+-\d+\.uniserve\.ca',
# kenn-benton-187.amerion.net
'kenn-benton-\d+\.amerion\.net',
# sgrid06.myinternetservices.com
'sgrid[0-9a-f]+\.myinternetservices\.com',
# d152.webcreators.nl
'd\d+\.webcreators\.nl',
# twc162.vtc.net
'twc\d+\.vtc\.net',
# c153-135.i01-7.onvol.net
'c\d+-\d+\.i\d+-\d+\.onvol\.net',
# staticnet721931host50.idstelcom.com
'staticnet\d+host\d+\.idstelcom\.com',
# c589.colo.hc.ru
'[a-z]\d+\.colo\.hc\.ru',
# dedi117.nur4-host-h.net
# dedi118.your-server.de
'dedi\d+\.(?:nur4[-.]host-h\.net|your-server\.de)',
# server035.webpack.hosteurope.de
'server\d+\.webpack\.hosteurope\.de',
# ip21net-80-253-246.localdedicated.com
'ip\d+net-\d+-\d+-\d+\.localdedicated\.com',
# hosted-by.leaseweb.com
'hosted[.-]by\.leaseweb\.com',
# win2k10.mygisol.com
'win2k\d+\.mygisol\.com',
# server-222.tw.nicservers.com
'server-\d+\.tw\.nicservers\.com',
# esc182.midphase.com
'esc\d+\.midphase.com',
# 81-4-3.nb.cytanet.com.cy
'\d+-\d+-\d+\.nb\.cytanet\.com\.cy',
# t112.tgv.net
't\d+\.tgv\.net',
# l67.servercity.co.uk
'\b[a-z]\d+\.servercity\.co\.uk',
# s28.lc.hostirian.com
'\bs\d+\.lc\.hostirian\.com',
# c211-74.ntt.ru
'\bc\d+-\d+\.ntt\.ru',
# air439.startdedicated.com
'air\d+\.startdedicated\.com',
# core149.noc49.160.amigo.net.gt
'core\d+\.noc\d+\.\d+\.amigo\.net\.gt',
# atweb04.priority.at
'atweb\d+\.priority\.at',
# 82.194.70-31.dedicated.hostalia.com
# hs-295.dedicated.hostalia.com
'(?:hs-|\d+\.\d+\.\d+-)\d+\.dedicated\.hostalia\.com',
# libre200-144.static.metrored-telecom.com
'libre\d+-\d+\.static\.metrored-telecom\.com',
# wsl00196_static.digicelbroadband.com
'wsl\d+_static\.digicelbroadband\.com',
# d126-114.rslnmabj.optonline.net
'd\d+-\d+\.rslnmabj\.optonline\.net',
# unnamed86.herzen.spb.ru
'unnamed\d+\.herzen\.spb\.ru',
# Home02156.cluj.astral.ro
'home\d+\.cluj\.astral\.ro',
# Broadband-Static-Central129.connect.com.fj
'broadband-static-central\d+\.connect.com\.fj',
# wwwNN.yourdnshost.com
'www\d+\.yourdnshost\.com',
# srv1055.flexwebhosting.nl
'\bsrv\d+\.flexwebhosting\.nl',
# gvo038.gvodatacenter.com
'gvo\d+\.gvodatacenter\.com',
# wcoe-138.r-195-35-224.atwork.nl
'wcoe-\d+\.r-\d+-\d+-\d+\.atwork\.nl',
# 43.grs-k0.g1.pl
'\b\d+\.grs-k\d+\.g\d+\.pl',
# net91-151-82-ip151.gigabit.web.tr
'net\d+-\d+-\d+-ip\d+\.gigabit\.web\.tr',
# Broadband-Static-Western19.connect.com.fj
'broadband-static-western\d+\.connect\.com\.fj',
# www65.keyhost.ca
'www\d+\.keyhost\.ca',
# r002212.203112.miinet.jp
'r\d+\.\d+\.miinet\.jp',
# ip-60-251-033.cyberec.com
'ip-\d+-\d+-\d+\.(?:cyberec\.com|abchk\.net)',
# hosted.by.easyhosting.nl
'hosted\.by\.easyhosting\.nl',
# f115.osiedle.net.pl
'\bf\d+\.osiedle\.net\.pl',
# ar59.toservers.com
'\bar\d+\.toservers\.com',
# lma3141.tam.us.siteprotect.com
'lma\d+\.tam\.us\.siteprotect\.com',
# r3d70.net.upc.cz
'r\dd\d+\.net\.upc\.cz',
# r5bx121.net.upc.cz
'r\dbx\d+\.net\.upc\.cz',
# 134.cpe-190-154-6-offline.gye.satnet.net
'\d+\.cpe-\d+-\d+-\d+-offline\.gye\.satnet\.net',
# sh8-21.1blu.de
'sh\d+-\d+\.1blu\.de',
# NTN-2.net82-110.psinetpa.net
'ntn-\d+\.net\d+-\d+\.psinetpa\.net',
# webs153.aruba.it
'webs\d+\.aruba\.it',
# d51530744.access.telenet.be
'd[a-z0-9]+\.access\.telenet\.be',
# node92.worldweb2000.com
'node\d+\.worldweb2000\.com',
# 145-107.mc.cite.ne
'\d+-\d+\.mc\.cite\.ne',
# D052744B.ptr.provps.com
'D[a-f0-9]+\.ptr\.provps\.com',
# hlit37-129.harmonicinc.com
'hlit\d+-\d+\.harmonicinc\.com',
# reverse.lightup.net
'reverse\.lightup\.net',
# l02.iwsservers.com
'l\d+\.iwsservers\.com',
# d40ac666.rev.stofanet.dk
'd[a-f0-9]+\.rev\.stofanet\.dk',
# m034.home.net.pl
'm\d+\.home\.net\.pl',
# 24.5.de.static.xlhost.com
'[a-f0-9]{1,2}\.[a-f0-9]{1,2}\.static\.xlhost\.com',
# bze-access-etcdsl-210.btl.net
'bze-access-etcdsl-\d+\.btl\.net',
# tdd226.emirates.net.ae
'tdd\d+\.emirates\.net\.ae',
# uhb10.nwt.cz
'uhb\d+\.nwt\.cz',
# 172.78.promishlennay.westcall.net
# 159.78.dsl.westcall.net
'\d+\.\d+\.[a-z0-9-]+\.westcall\.net',
# ip217.glauco.it
'ip\d+\.glauco\.it',
# lisacom-2-reserved-1.rave-tt.net
# lisacom-dedicated-113.rave-tt.net
'lisacom-(?:2-reserved|dedicated)-\d+\.rave-tt\.net',
# ip-168-40.dnsireland.com
'ip-\d+-\d+\.dnsireland\.com',
# a10.xxxxxx.blocka-150.stargate.ca
'a\d+.+blocka-\d+\.stargate.ca',
# pc-209-131.scpe.powergate.ca
'pc-\d+-\d+\.scpe\.powergate\.ca',
# i35.cc7221244.sbw.us
'i\d+\.cc\d+\.sbw\.us',
# rel57.tankpin.com
# rel57.dobbscorp.com
# rel57.aquaveri.com
# rel57.platejetter.com
'rel\d+\.(?:tankpin|dobbscorp|aquaveri|platejetter)\.com',
# raq100.raqdedicados.com
'raq\d+\.raqdedicados\.com',
# nn-ipshare-4122341187
'nn-ipshare-\d+\b',
# 255-101.fixip.hu.inter.net
'\d+-\d+\.fixip\.hu\.inter\.net',
# m174.class147.petrotel.pl
'm\d+\.class\d+\.petrotel\.pl',
# datacenter200-144.static.nixval.com
'datacenter\d+-\d+\.static\.nixval\.com',
# 211.cpe-190-10-135-hfc.gye.satnet.net
'\d+\.cpe-\d+-\d+-\d+-hfc\.gye\.satnet\.net',
# o133.orange.fastwebserver.de
'o\d+\.orange\.fastwebserver\.de',
# mbos141-171.alpenstock.jp
'mbos\d+-\d+\.alpenstock\.jp',
# ica-hs-209.151.141-ip018.ica.net
'ica-hs-\d+\.\d+\.\d+-ip\d+\.ica\.net',
# hostXX.punch.ca
'host\d+\.punch\.ca',
# r11cb229.net.upc.cz
'r\d+cb\d+\.net\.upc\.cz',
# vz-linux-01-vps-236.datacomm.ch
'vz-linux-\d+-vps-\d*\.datacomm\.ch',
# llsa735-a03.servidoresdns.net
'lls[a-f]\d+-[a-f]\d+\.servidoresdns\.net',
# 221.133.intelnet.net.gt
'\d+\.\d+\.intelnet\.net\.gt',
# host064110.metrored.net.mx
'host\d+\.metrored\.net\.mx',
# 54.60.in-addr.arpa
'54\.60\.in-addr\.arpa',
# absis-60-20.cnt.nerim.net
'absis-\d+-\d+\.cnt\.nerim\.net',
# cfd117.cfdynamics.com
'cfd\d+\.cfdynamics\.(?:com|net)',
# r3av27.net.upc.cz
'r\d+av\d+\.net\.upc\.cz',
# mumbai-116-226.primenet.in
'mumbai-\d+-\d+\.primenet\.in',
# rs12.whbdns.com
'rs\d+\.whbdns\.com',
# 42.13.vivanet.hu
'\b\d+[.-]\d+\.vivanet\.hu',
# dutch63.vdx.nl
'dutch\d+\.vdx\.nl',
# wbt130.asiawhere.com
'wbt\d+\.asiawhere\.com',
# cras49p1.navix.net
'cras\d+p\d+\.navix\.net',
# D2575.servadmin.com
'd\d+\.servadmin\.com',
# serv2.onkelhost.com
'serv\d\.onkelhost\.com',
# llgd634.servidoresdns.net
'llg[a-f0-9]+\.servidoresdns\.net',
# ipa109.208.tellas.gr
'ipa\d+\.\d+\.tellas\.gr',
# iberweb-1b.servidorpt.com
'iberweb\-?\d[a-f]\.servidorpt\.com',
# rb5bw246.net.upc.cz
'rb\d+bw\d+\.net\.upc\.cz',
# ip179-201.ghnet.pl
'ip\d+-\d+\.ghnet\.pl',
# dedi47.cpt1.host-h.net
'dedi\d+\.cpt\d+\.host-h\.net',
# h11.plesklogin.net
# h11-1.plesklogin.net
'h\d+\-?\d*\.plesklogin\.net',
# map1.network49.185.tigo.net.gt
'map\d+\.network\d+\.\d+\.tigo\.net\.gt',
# 71-41.skknet.net
'\d+-\d+\.skknet\.net',
# s104.superhost.pl
'\bs\d+\.superhost\.pl',
# ewhserver393.edgewebhosting.net
'ewhserver\d+\.edgewebhosting\.net',
# nbl17-194.static.cytanet.com.cy
'nbl\d+-\d+\.static\.cytanet\.com\.cy',
# elite244.inmotionhosting.co
'(?:|advanced|dedicated|elite)\d+\.inmotionhosting\.com',
# xxxcnn1938.hospedagemdesites.ws
'xxxcnn\d+\.hospedagemdesites\.ws',
# 216.cpe-190-154-103-AC4-2.gye.satnet.net
'\d+\.cpe-\d+-\d+-\d+-ac\d+-\d+\.gye\.satnet\.net',
# hostNNN.hostmonster.com
'host\d+\.hostmonster\.com',
# st66.servidoraweb.net
'st\d+\.servidoraweb\.net',
# 143-90.mc.charlevoix.net
'\d+-\d+\.mc\.charlevoix\.net',
# net-147-057.mweb.net
'net-\d+-\d+\.mweb\.net',
# 95.219.in-addr.arpa.static.tm.net.my
'\d+\.\d+\.in-addr\.arpa\.static\.tm\.net\.my',
# undefined.datagroup.com.ua
'undefined\.datagroup\.com\.ua',
# hl05.dinaserver.com
'hl\d+\.dinaserver\.com',
# pro-237-96.rediffmailpro.com
'pro-\d+-\d+\.rediffmailpro\.com',
# agaacqmDDD.c03.gridserver.com
'agaacqm[a-z]{3}\.c\d+\.gridserver\.com',
# dsl165-217.jdcs.jo
'dsl\d+-\d+\.jdcs\.jo',
# srv-174.catenaria.cl
'srv-\d+\.catenaria\.cl',
# 93-117.jesenice.net
'\d+-\d+\.jesenice\.net',
# WARSL404PIP3.highway.telekom.at
'warsl\d+pip\d+\.highway\.telekom\.at',
# sv127.visun.vn
'sv\d+\.visun\.vn',
# drim13051.drim.com
'drim\d+\.drim\.com',
# server4246x.masterweb.net
'server\d+\w?\.masterweb\.net',
# s4.n136.n172.n72.static.myhostcenter.com
's\d+\.n\d+\.n\d+\.n\d+\.static\.myhostcenter\.com',
# linux15.dnsprimario.com
'linux\d+[a-z]?\.dnsprimario\.com',
# 6116172ddd.flyjac.com
'\d{10}\.flyjac\.com',
# box268.bluehost.com
'box\d+\.bluehost\.com',
# dedserv51.levonline.com
'dedserv\d+\.levonline\.com',
# 140.bint.interhost.co.il
'\d+\.bint\.interhost\.co\.il',
# sv16.net-housting.de
'(?:sv|vs)\d+\.net-housting\.de',
# rl1c16.net.upc.cz
'rl[a-f0-9]+\.net\.upc\.cz',
# llce404-z.servidoresdns.net
'llc[a-f]\d+-[a-z0-9]+\.servidoresdns\.net',
# 27-244.static.lacdelage.com
# 27-3.mc.ccapcable.com
'\d+-\d+\.(?:static|mc)\.(?:lacdelage|ccapcable)\.com',
# gwa4.webcontrolcenter.com
# gw4.webcontrolcenter.com
'gw[a]?\d+\.webcontrolcenter\.com',
# raq26.amenworld.com
# raq24.host7x24.com
'raq\d+\.(?:host7x24|amenworld)\.com',
# box15.vistapages.com
'box\d+\.vistapages\.com',
# wwwNN.cpt1.host-h.net
'www\d+\.cpt1\.host-h\.net',
# tot-56k-NNN-tpgi.com.au
'tot-56k-\d+\.tpgi\.com\.au',
# echo.supportedns.com
'echo\.supportedns\.com',
# DBH19VC1.redplaid.com
'd[0-9a-z]+1\.redplaid\.com',
# not-assigned.privatedns.com
'not-assigned\.privatedns\.com',
# jagdsl2-57.smig.net
'jagdsl\d+-\d+\.smig\.net',
# unknown-NNNN.agava.net
'unknown-\d+\.agava\.net',
# pc3-66.gwardii.osi.pl
'pc\d+-\d+\.gwardi.os.pl',
# 130.subnet203-130-195.astinet.telkom.net.id
'\d+\.subnet\d+-\d+-\d+\.astinet\.telkom\.net\.id',
# dwhsNNN.dwhs.net
'dwhs\d+\.dwhs\.net',
# unassigned.singlehop.net
'unassigned\.singlehop\.net',
# tcc-NNN.iquest.net
'tcc-\d+\.iquest\.net',
# 089-101-062008.ntlworld.ie
'\d+-\d+-\d{6}\.ntlworkd\.ie',
# virtNNxenNN.drecomm.nl
# serverNN.drecomm.nl
'(?:virt\d+xen|server)\d+\.drecomm\.nl',
# nsNNN.ipnames.net
# nsNNN.ip-asia.com
'ns\d+\.ip(?:\-asia\.com|names\.net)',
# 214-218.btc-net.bg
'\d+-\d+\.btc-net\.bg',
# pod-174.dolphin-server.co.uk
'pod-\d+\.dolphin-server\.co\.uk',
# 210-245-52-fiber-net-static-ip.fpt.vn
'\d+-\d+-\d+-fiber-net-static-ip\.fpt\.vn',
# sfa84.servidoraweb.net
'sfa\d+\.servidoraweb\.net',
# rev.nuthost.com
'rev\.nuthost\.com',
# gvo140142.gvocom.com
'gvo\d+\.gvo(?:com|datacenter)\.com',
# v35196.1blu.de
'v\d+\.1blu\.de',
# dNN.dinaserver.com
'\bd\d+\.dinaserver\.com',
# hostNNN.bangalorebabywear.com
'host\d+\.bangalorebabywear\.com',
# 8323316517-host.servainet.com
'8\d+-host\.servainet\.com',
# loft1918.serverloft.eu, com, de, net, etc...
'loft\d+\.serverloft\.',
# toberemoved
'toberemoved.com',
# jn32.jn-hebergement.com
# vm, hst
'(?:jn|vm|hst)\d+\.jn-hebergement\.com',
# cs10239.servidoresdns.net
'cs\d+\.servidoresdns\.net',
# contactlab37-bk-7.contactlab.it
'contactlab37-bk-\d+\.contactlab\.it',
# roNNNNN.plusserver.de
'ro\d+\.plusserver\.de',
# li7-94.members.linode.com
'li\d+-\d+\.members\.linode\.com',
# inet3162.inetservices.com
'inet\d+\.inetservices\.com',
# no-mans-land.uh-hosting.co.uk
'no-mans-land\.uh-hosting\.co\.uk',
# generic.gogax.com
'generic\.gogax\.com',
# talk-242-92.talkadsl.com
'talk-\d+-\d+\.talkadsl\.com',
# webbox1243.server-home.net
'webbox\d+\.server-home\.net',
# srv163.one.com
'srv\d+\.one\.com',
# 202.134.hostcini.com
'\d+\.\d+\.hostcini\.com',
# unassigned.calpop.com
# unknown.calpop.com
'un(?:assigned|known)\.calpop\.com',
# plesk35.hospedagemdesites.ws
'(?:plesk|pleskwin)\d+\.hospedagemdesites\.ws',
# inet3002.inetservices.com
# inet3060.serviceregistry.org
# inet3122.linkspectrum.net
# inet3170.ecsihosting.com
'inet\d+\.(?:inetservices.com|serviceregistry.org|linkspectrum.net|ecsihosting.com)',
# acmkoke[a-z].gs01.gridserver.com
'acmkoke[a-z]+\.gs\d+\.gridserver.com',
# 130.itglobal.es
'\d+\.itglobal\.es',
# ip127.procesos.com
'\bip\d+\.procesos\.com',
# noptr.midphase.com
'noptr\.midphase\.com',
# squ031.squ.edu.om
'squ\d+\.squ\.edu\.om',
# ds38-178.lax1.coolhandle.com
'ds\d+-\d+\.lax1\.coolhandle\.com',
# lasvegas-nv-datacenter.com
'lasvegas-nv-datacenter\.com',
# vps010-09.vps.securehostserver.com
'vps\d+.+?securehostserver\.com',
# vhost23.startlogic.com
'vhost\d+\.startlogic\.com',
# fwusersNNN.cancercare.on.ca
'fwusers\d+\.cancercare\.on\.ca',
# fpc1-grth2-0-0-cust10.sgyl.static.cable.virginmedia.com
'fpc\d+-(?:livi|linl|grth|sgyl|dund)\d+-\d+-\d+-cust\d+\.sgyl\.static\.cable\.virginmedia\.com',
# iweb.com junk like "reclaaaalaaaaaaaaaam.ca.ma.com"
'r[e]+[c]+[l]+[a]+.+\.[md]a\.',
# 2209.vh.cnolnic.com
'\b\d+\.vh\.cnolnic\.com',
# arm5-eidNNN.bigfootinteractive.com
'arm\d-eid\d+\.bigfootinteractive\.com',
# o41.myrootshell.com
'\bo\d+\.myrootshell\.com',
# eth10979.sa.adsl.internode.on.net
'eth\d+\.sa\.adsl\.internode\.on\.net',
# rev.4miles.com
'rev\.4miles\.com',
# ip7.cbn.net.id
'ip\d*\.cbn\.net\.id',
# ip210-145-2.cbn.net.id
'ip\d+-\d+-\d+\.cbn\.net\.id',
# static224-186.adsl.no
'static\d+-\d+\.adsl\.no',
# li-135.members.linode.com
'li-\d+\.members\.linode\.com',
# 173.cebit.com.pl
'\b\d+\.cebit\.com\.pl',
# hb27.scsend.net
'hb\d+\.scsend\.net',
# www68.yourdnshost.com
'www\d+\.yourdnshost\.com',
# gnax-dedNNN.simplehelix.com
'gnax-ded\d+\.simplehelix\.com',
# ph00NNN.cside.jp
'ph0\d+\.cside\.jp',
# dom02.muc.domeus.com
'dom\d+\.muc\.domeus\.com',
# server28.nt109.datacenter.ni.net.tr
'server\d+\.nt109\.datacenter\.ni\.net\.tr',
# inetc788.inetc.net
'inetc\d+\.inetc\.net',
# client.hopone.net
'client\.hopone\.net',
# unknown.ord.scnet.net
'unknown\.ord\.scnet\.net',
# 131-12.corporate.dedicado.com.uy
'\b\d+-\d+\.corporate\.dedicado\.com\.uy',
# ppp184-122.static.internode.on.net
'ppp\d+-\d+\.static\.internode\.on\.net',
# 203.host-203-152-119.compassnet.co.nz
'\d+\.host-\d+-\d+-\d+\.compassnet\.co\.nz',
# hosted-by.altushost.com
'hosted[.\-]by\.altushost\.com',
# no-rdns.midphase.com
'no-rdns\.midphase\.com',
# server205.nt113.datacenter.ni.net.tr
'server\d+\.nt\d+\.datacenter\.ni\.net\.tr',
# wsls13136_static.digicelbroadband.com
'wsl[a-z]\d+_static\.digicelbroadband\.com',
# adsl-131.70.61.info.com.ph
'adsl-\d+\.\d+\.\d+\.info\.com\.ph',
# reserve.cableplus.com.cn
'reserve\.cableplus\.com',
# 8.wj84.gnbo.wacdc01r1.dsl.att.net
'\b\d+\.wj\d+\.gnbo\.wacdc\d+r\d+\.dsl\.att\.net',
# reverse.gdsz.cncnet.net
'reverse\.gdsz\.cncnet\.net',
# shabnet0-104.shabakah.net
'shabnet\d+-\d+\.shabakah\.net',
# de-0434.d.ipeer.se
'de-\d+\.d\.ipeer\.se',
# cbl-sd-81-nnn.aster.com.do
'cbl-sd-\d+-\d+\.aster\.com\.do',
# customer-static-210-15-185.iplannetworks.net
'customer-static-\d+-\d+-\d+\.iplannetworks\.net',
# static224-186.mimer.net
'static\d+-\d+\.mimer\.net',
# Static-IP-cr19014624452.cable.net.co
'static-ip-cr\d+\.cable\.net\.co',
# us15.toservers.com
'us\d+\.toservers\.com',
# iberweb-12a.servidorpt.com
'iberweb[-]?\d+[a-z]+\.servidorpt\.com',
# ik51058.ikexpress.com
'(?:\d+hd|ik)\d+\.ikexpress\.com',
# 1107ds2-gjp.0.fullrate.dk
'\d+ds\d+-gjp\.\d+\.fullrate\.dk',
# dsl88-249-5284.ttnet.net.tr
'dsl\d+-\d+-\d+\.ttnet\.net\.tr',
# static kpn.net
'static\.kpn\.net',
# sd0009.solodomini.com
'sd\d+\.solodomini\.com',
# uvs001129.webminders.com
# wvs00xxxx.webminders.com
'[wu]vs\d+\.(?:dreamworxhosting|webminders)\.com',
# hosted.by.qweb.nl
'hosted.by\.(?:van-welij|qweb)\.nl',
# infogt2000.com
'[^.]infogt2000\.com',
# a0017.dedserv.odn.de
'a\d+\.dedserv\.odn\.de',
# hosted.by.appvz.com
'hosted.by\.appvz\.com',
# n12.c04.mtsvc.net
# agaacxxxxx.c04.gridserver.com
'n\d+\.c04.mtsvc\.net',
'[^.]c04\.mtsvc\.net',
'agaac[a-z]{5}\.c04\.gridserver\.com',
# 93-to2-1.acn.waw.pl
'\d+-to2-\d+\.acn\.waw\.pl',
# vserverNNNN.vserver-on.de
'vserver\d+\.vserver-on\.de',
# server302.webhostingpad.com
'server\d+\.webhostingpad\.com',
# dna015.srv.cat
'dna[0-9\-]+\.srv\.cat',
# dna013ipmi.srv.cat
'dna\d+ipmi\.srv\.cat',
# hm1481-44.locaweb.com.br
'hm[0-9\-]+\.locaweb\.com\.br',
# unassigned.psychz.net
'unassigned\.psychz\.net',
# reverso.190.96.67.gtdinternet.com
'reverso\.\d+\.\d+.\d+\.gtdinternet.com',
# static-225-19.chebnet.ru
'static-\d+-\d+\.chebnet\.ru',
# static.vitalhosting.com.tr
'static\.vitalhosting\.com\.tr',
# lisacom-residential-206.rave-tt.net
'lisacom-residential-\d+\.rave-tt\.net',
# vps431.dns26.com
'vps\d+\.dns26\.com',
# host196.b5.nw.com.tr
'host\d+\.b\d+\.nw\.com\.tr',
# cpanelNN.per.syra.net.au
'cpanel\d+\.per.syra\.net\.au',
# rev-NN.syptec.com
'rev-\d+\.syptec\.com',
# atlNNN.managedbiz.net
# atlNNN.accelmail.com
'atl\d+\.managedbiz\.net',
# ip-133-234.amnet.com.ni
'ip-\d+-\d+\.amnet\.com\.ni',
# ip-89.197.djlpe.esdm.go.id
'ip-\d+\.\d+[a-z\.]+?esdm\.go\.id',
# wrn-56k-102.tpgi.com.au
'[a-z]+-56k-\d+\.tpgi\.com\.au',
# reverse.completel.net
'reverse\.completel\.net',
# 18.subnet222-124-193.static.astinet.telkom.net.id
'\d+\.subnet\d+-\d+-\d+\.static\.astinet\.telkom\.net\.id',
# s467.sureserver.com
'[^.]s\d+\.sureserver\.com',
# 56.static.118-96-206.astinet.telkom.net.id
'\d+\.static\.\d+-\d+-\d+\.astinet\.telkom\.net\.id',
# w99.prosygma-asp.com
'w\d+\.prosygma-asp\.com',
# ndn29.bob.fi
'ndn\d+\.bob\.fi',
# server871186721.internet-server.dk
'server871\d+\.internet-server\.dk',
# vhost-105-230.vhosts.internet1.de
'vhost-\d+-\d+\.vhosts\.internet1\.de',
# uspro553.startdedicated.com
'uspro\d+\.server4you',
# usproNNN.server4you.net
'uspro\d+\.startdedicated',
# usloftNNN.serverloft.com
'usloft\d+\.serverloft',
# sNN.coowo.com
's\d+\.coowo\.com',
# 113.tomnetcom.cz
'\b\d+\.tomnetcom\.cz',
# server114.hosting2go.nl
'server\d+\.hosting2go\.nl',
# blade19.geenpunt.nl
'blade\d+\.geenpunt\.nl',
# 250-static.distributeit.com.au
'\b\d+-static\.distributeit\.com\.au',
# zux006-003-NNN.adsl.green.ch
'zux\d+-\d+-\d+\.adsl\.green\.ch',
# watsnel072.watsnel.nl
'watsnel\d+\.watsnel\.nl',
# sfb44.servidoraweb.net
'sfb\d+\.servidoraweb\.net',
# colossus737.startdedicated.com
'colossus\d+\.startdedicated\.com',
# hots.192.12.sulanet.net
'(?:host|hots)\.\d+\.\d+\.sulanet\.net',
# vz103i176.my-hosting-panel.com
'vz\d+i\d+\.my-hosting-panel\.com',
# 45199.vs.webtropia.com
'\d{2,6}\.vs\.webtropia\.com',
# h206.core.ignum.cz
'\bh\d+\.core\.ignum\.cz',
# rig42.rad1.aamranetworks.com
'rig\d+\.rad\d+\.aamranetworks\.com',
# host128.managedbiz.net
'host\d+\.managedbiz\.net',
# ip-252-23.mitra.net.id
'ip-\d+-\d+\.mitra\.net\.id',
# S1.NN.NNN.new-access.net
's1\.\d+\.\d+\.new-access\.net',
# Host.NN.static.pbs.gov.ph
'host\.\d+\.static\.pbs\.gov\.ph',
# include DIALUP ranges here
# from: http://www.sdsc.edu/~jeff/spam/dialup_zones.txt
qw(
006\.popsite\.net
008\.popsite\.net
015\.popsite\.net
020\.popsite\.net
021\.popsite\.net
024\.popsite\.net
027\.popsite\.net
032\.popsite\.net
033\.popsite\.net
036\.popsite\.net
038\.popsite\.net
039\.popsite\.net
046\.popsite\.net
050\.popsite\.net
056\.popsite\.net
057\.popsite\.net
064\.popsite\.net
068\.popsite\.net
075\.popsite\.net
076\.popsite\.net
099\.popsite\.net
104\.popsite\.net
121\.popsite\.net
125\.popsite\.net
128\.popsite\.net
136\.popsite\.net
138\.popsite\.net
142\.popsite\.net
148\.popsite\.net
155\.popsite\.net
158\.popsite\.net
161\.popsite\.net
187\.popsite\.net
190\.popsite\.net
20-151\.libero\.it
24-151\.libero\.it
25-151\.libero\.it
26-151\.libero\.it
27-151\.libero\.it
28-151\.libero\.it
29-151\.libero\.it
30-151\.libero\.it
31-151\.libero\.it
56k\.execulink\.com
5800-12\.telinco\.net
5800-13\.telinco\.net
5800-14\.telinco\.net
751\.popsite\.net
752\.popsite\.net
98-62\.inwind\.it
Dial\.Boston1\.Level3\.net
Dial1\.Atlanta1\.Level3\.net
Dial1\.Birmingham1\.Level3\.net
Dial1\.Boston1\.Level3\.net
Dial1\.Chicago1\.Level3\.net
Dial1\.Cincinnati1\.Level3\.net
Dial1\.Cleveland1\.Level3\.net
Dial1\.Dallas1\.Level3\.net
Dial1\.Denver1\.Level3\.net
Dial1\.Detroit1\.Level3\.net
Dial1\.Houston1\.Level3\.net
Dial1\.Indianapolis1\.Level3\.net
Dial1\.KansasCity1\.Level3\.net
Dial1\.LasVegas1\.Level3\.net
Dial1\.LosAngeles1\.Level3\.net
Dial1\.Louisville1\.Level3\.net
Dial1\.Manchester1\.Level3\.net
Dial1\.Miami1\.Level3\.net
Dial1\.NewYork1\.Level3\.net
Dial1\.Orlando1\.Level3\.net
Dial1\.Philadelphia1\.Level3\.net
Dial1\.Phoenix1\.Level3\.net
Dial1\.SaintLouis1\.Level3\.net
Dial1\.SaltLakeCity1\.Level3\.net
Dial1\.SanDiego1\.Level3\.net
Dial1\.SanFrancisco1\.Level3\.net
Dial1\.SanJose1\.Level3\.net
Dial1\.Seattle1\.Level3\.net
Dial1\.StLouis1\.Level3\.net
Dial1\.Stamford1\.Level3\.net
Dial1\.Washington1\.Level3\.net
Dial1\.Washington2\.Level3\.net
Dial1\.Weehawken1\.Level3\.net
a\.pppool\.de
access\.uk\.tiscali\.com
access1\.zetcom\.net\.ru
aep\.bellsouth\.net
anc-dial\.gci\.net
ap\.plala\.or\.jp
as\.wcom\.net
asm\.bellsouth\.net
ath\.bellsouth\.net
atldial1\.hawkcommunications\.com
atlnga1\.dsl-verizon\.net
b\.pppool\.de
bchsia\.telus\.net
bct\.bellsouth\.net
bhm\.bellsouth\.net
bna\.bellsouth\.net
c\.ppp-pool\.de
c\.pppool\.de
cas-tor\.golden\.net
catv-pool\.axelero\.hu
champaign-il\.egix\.net
charleston-il\.egix\.net
chs\.bellsouth\.net
cvx1\.telinco\.net
cvx2\.telinco\.net
cvx3\.telinco\.net
cvx4\.telinco\.net
cvx5\.telinco\.net
cvx6\.telinco\.net
cvx7\.telinco\.net
cvx8\.telinco\.net
d-ip\.magma\.ca
d\.pppool\.de
d0\.club-internet\.fr
d1\.club-internet\.fr
d2\.club-internet\.fr
d3\.club-internet\.fr
d4\.club-internet\.fr
da\.qwest\.net
da\.uu\.net
dab\.bellsouth\.net
dhcp4\.washington\.edu
dia\.cust\.qwest\.net
dia\.uniroma3\.it
dial-access\.att\.net
dial-d\.telecom\.sk
dial-in\.hispeed\.ch
dial-in\.ttnet\.net\.tr
dial-in1\.gb\.athenet\.net
dial-pool\.digitelone\.com
dial-up\.arnes\.si
dial-up\.cnt\.ru
dial-up\.estaminas\.com\.br
dial-up\.hereintown\.net
dial-up\.kht\.ru
dial-up\.kraft-s\.ru
dial-up\.siol\.net
dial-up\.telesp\.net\.br
dial-up\.tutopia\.spo\.ifxnetworks\.com\.br
dial-up\.uoc\.gr
dial-up\.volja\.net
dial\.123\.net
dial\.12move\.nl
dial\.InfoSky\.Net
dial\.aic\.net
dial\.airstreamcomm\.net
dial\.allstream\.net
dial\.aloha\.net
dial\.avtlg\.ru
dial\.bendery\.md
dial\.blm\.embratel\.net\.br
dial\.bluewin\.ch
dial\.brasiltelecom\.net\.br
dial\.bright\.net
dial\.brightok\.net
dial\.com\.au
dial\.cpe\.embratel\.net\.br
dial\.cust\.tie\.cl
dial\.cvx01\.knor\.blueyonder\.co\.uk
dial\.cvx02\.wolv\.blueyonder\.co\.uk
dial\.de\.colt\.net
dial\.de\.easynet\.net
dial\.de\.ignite\.net
dial\.eclipse\.net
dial\.entanet\.co\.uk
dial\.euronet\.nl
dial\.fla\.embratel\.net\.br
dial\.flow\.com\.au
dial\.freestart\.hu
dial\.freesurf\.nl
dial\.froggy\.com\.au
dial\.global\.net\.uk
dial\.gorge\.net
dial\.hawaiilink\.net
dial\.hccnet\.nl
dial\.hetnet\.nl
dial\.hexcom\.net
dial\.hickorytech\.net
dial\.ilhawaii\.net
dial\.indiana\.edu
dial\.inet\.fi
dial\.ipervia\.it
dial\.kabelfoon\.nl
dial\.kolumbus\.fi
dial\.kuban\.su
dial\.maqs\.net
dial\.matav\.net
dial\.maui\.net
dial\.mels\.ru
dial\.metalink\.net
dial\.mhtc\.net
dial\.mi\.ru
dial\.mtl1\.uunet\.ca
dial\.mts\.net
dial\.mweb\.co\.za
dial\.net\.mx
dial\.net\.telekom\.hu
dial\.net4b\.pt
dial\.netline\.net\.uk
dial\.netsi\.net
dial\.nildram\.co\.uk
dial\.nortenet\.pt
dial\.ntli\.net
dial\.onda\.com\.br
dial\.online\.kz
dial\.optilinkcomm\.net
dial\.planet\.nl
dial\.pop1\.wanet\.com
dial\.proxad\.net
dial\.qcinet\.net
dial\.qnet\.com
dial\.rce\.embratel\.net\.br
dial\.relia\.net
dial\.ripnet\.com
dial\.rjo\.embratel\.net\.br
dial\.rjoac\.embratel\.net\.br
dial\.rol\.ru
dial\.rpa\.net
dial\.s-net\.net\.ua
dial\.sdr\.embratel\.net\.br
dial\.seidata\.com
dial\.sovam\.com
dial\.telebrasilia\.net\.br
dial\.telus\.net
dial\.terra\.cl
dial\.thm\.netdirect-online\.co\.uk
dial\.tiscali\.nl
dial\.tor\.accessv\.com
dial\.tor2\.uunet\.ca
dial\.tpo\.fi
dial\.tvc-ip\.com
dial\.txcyber\.com
dial\.umd\.edu
dial\.univie\.ac\.at
dial\.unm\.edu
dial\.up\.net
dial\.usertools\.net
dial\.utk\.ru
dial\.virgin\.net
dial\.vlink\.ru
dial\.vsi\.ru
dial\.vta\.embratel\.net\.br
dial\.wanadoo\.nl
dial\.webound\.com
dial\.wxs\.nl
dial\.xs4all\.nl
dial\.xtelegent\.net
dial1\.sne\.nac\.net
dial2\.planet\.it
dial2\.sne\.nac\.net
dial213\.almaty\.idc\.kz
dial3\.sne\.nac\.net
dial4\.jtfreesurf\.co\.uk
dial4\.sne\.nac\.net
dial5\.planet\.it
dialdata\.com\.br
dialin\.a-315\.westelcom\.com
dialin\.alt\.ru
dialin\.buffalo\.edu
dialin\.datanet\.hu
dialin\.enternet\.hu
dialin\.hansenet\.de
dialin\.heagmedianet\.de
dialin\.iskon\.hr
dialin\.iupui\.edu
dialin\.uic\.edu
dialin\.uni-bonn\.de
dialin\.westelcom\.com
dialins\.utoledo\.edu
dialinx\.net
dialip\.mich\.net
dialip\.rit\.edu
dialne\.bright\.net
dialnetwork\.pavilion\.co\.uk
dialroam\.rr\.com
dialsprint\.net
dialup-a\.mari-el\.ru
dialup-stud\.ethz\.ch
dialup\.20922344\.fastraxs\.net
dialup\.accessus\.net
dialup\.alianzaviva\.net
dialup\.alkar\.net
dialup\.amis\.net
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),