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Email Server / Domain Name / IP Address

Mail Server Concentration by Country

Mail Server Concentration by State (USA)

Popular Mail Servers

Mail Server	IP Address	IP Location	Network Owner	# Domains	Oldest Domain
mailstore1.secureserver.net	72.167.238.201	US, Virginia	Godaddy.com Llc	29.3 million	@ide.com
aspmx.l.google.com	74.125.127.27	US, California	Google Inc	3.7 million	@binghamton.edu
aspmx2.googlemail.com	74.125.43.27	US, California	Google Inc	3.3 million	@binghamton.edu
mx01.1and1.com	74.208.5.21	US, New York	1&1 Internet Inc	2.5 million	@oxford.com
p.nsm.ctmail.com	64.191.223.42	US, California	Commtouch Inc	1.4 million	@usanet.com
mx.fakemx.net	94.76.225.145	UK, England	Simply Transit Ltd	1.1 million	@xwind.com
mx5.biz.mail.yahoo.com	74.6.140.31	US, California	Inktomi Corporation	1.0 million	@life.net
mx01.kundenserver.de	212.227.15.169	DE	1&1 Internet Ag	782,000	@seabeam.com
mailin.rzone.de	81.169.145.102	DE, Berlin	Strato Ag	587,000	@eoms.com
eforward1.registrar-server ...	69.160.33.82	US, California	Ecsuite Llc	564,000	@zultner.com
postbox.fabulous.com	128.242.120.13	US, California	Ntt America Inc	564,000	@companion.com
inbound.homesteadmail.com	209.157.71.80	US, Colorado	Ntt America Inc	555,000	@telteksys.com
redirect.ovh.net	213.186.33.5	FR, Pays De La Loire	Ovh Systems	516,000	@euromusic.com
mx01.1and1.co.uk	212.227.15.186	DE	1&1 Internet Ag	488,000	@adastra.com
mx01.1and1.fr	212.227.15.169	DE	1&1 Internet Ag	398,000	@mosarca.com
mx1.emailsrvr.com	50.57.0.16	US, Texas	Webmail Ord1b	362,000	@saf.com
spool.mail.gandi.net	217.70.184.6	FR, Ile-De-France	Gandi Sas	358,000	@nexsys.net
mx01.udag.de	62.146.106.40	DE, Bayern	Ip Exchange Gmbh	339,000	@gps-mbh.com
m1.dnsix.com	66.11.225.135	US, Connecticut	Dotster Inc	304,000	@netsoftware.com
mx01.1and1.es	212.227.15.186	DE	1&1 Internet Ag	296,000	@atiweb.com
mail.register.it	195.110.124.132	IT, Marche	Dadanet Italia	285,000	@momo.com
mx01.lolipop.jp	210.172.144.10	JP	Global Media Online Inc	247,000	@shizuoka.com
mx01.schlund.de	212.227.15.134	DE	1&1 Internet Ag	241,000	@ocx.com
mxlb.ispgateway.de	80.67.18.126	DE, Bayern	Domainfactory Gmbh	210,000	@ewave.com
eforwardct.name-services.com	216.163.188.58	US, California	Commtouch Inc	181,000	@emke.com
mx1.daemonmail.net	216.104.161.4	US, California	Tierranet Inc	173,000	@arts.com
mx2c40.carrierzone.com	64.29.151.237	US, Florida	Internetnamesforbusin ...	165,000	@hijinx.com
pamx1.hotmail.com	65.54.188.78	US, Illinois	Microsoft Corp	133,000	@nexthorizon.com
mx0.123-reg.co.uk	94.136.40.61	UK, England	Webfusion Internet So ...	132,000	@bce.com
inbound.registeredsite.com	66.97.46.122	US, Georgia	Web.com Inc	128,000	@homenet.com
sitemail.everyone.net	216.200.145.235	US, California	Everyone.net	128,000	@sfs.com
mailnull.trafficz.com	127.0.0.1	—	—	123,000	@nxstep.com
mxbiz1.qq.com	64.71.138.53	US, California	Tencent America Llc	123,000	@wxnet.com
mail-fwd.att-webhosting.com	198.66.164.253	US, Colorado	Ntt America Inc	121,000	@antiquenet.com
mx1.sub4.homie.mail.dreamh ...	208.97.132.226	US, California	New Dream Network Llc	115,000	@wps.com
fwd2.hosts.co.uk	85.233.160.24	UK, England	Namesco Hosting The	101,000	@ordern.com
mail-fwd.mx.g19.rapidsite.net	199.239.254.18	US, New York	Ntt America Inc	97,700	@herbison.com
mx.hover.com.cust.hostedem ...	216.40.42.4	CA, Ontario	Tucows International	96,600	@arabworld.com
mx10.mailspamprotection.com	108.163.201.226	US, Illinois	Singlehop Inc	95,600	@jetcom.com
custmx.cscdns.net	165.160.10.151	US, Delaware	Corporation Service C ...	91,700	@ast.com
relay1.netnames.net	62.128.158.226	UK, England	Netbenefit	86,900	@flowpoint.com
mail.net4india.com	118.67.248.42	IN, Tamil Nadu	Chennai/infra/netops	78,200	@tcindia.com
mx2.cyso.net	85.158.202.246	NL, Noord-Holland	Cyso Hosting B.v.	76,200	@claudius.com
mx1.jimdo.com	98.129.184.3	US, Texas	Rackspace Email & Apps	67,600	@alexonvideo.com
relay.mx.skynet.be	195.238.5.130	BE, Brussels Hoo ...	Belgacom Sa/nv	65,500	@aprime.com
mx-cluster-b1.one.com	195.47.247.194	DK	One.com A/s	63,100	@it-marketing.com
mx.a.locaweb.com.br	186.202.4.42	BR	Comite Gestor Da Inte ...	62,600	@net-expert.com
rhea.easily.co.uk	212.53.64.82	UK, England	Group Nbt Plc Commerc ...	61,400	@arcane.com
mx1.hostnet.nl	91.184.8.23	NL, Noord-Holland	Hostnet B.v.	60,000	@multi-gyn.com
mxs2.domainrecover.com	64.20.45.186	US, California	Interserver Inc	58,500	@net-trade.com