CF1764046395342-tsm20251124231709

MXLIST.NET - smtp.cogentco.com

Search for IP or hostnames:

smtp.cogentco.com checked at 2025-11-25T04:53:15.317Z 100ms 56/56/56 100% R:10 allDone:true timedOut:false

smtp.cogentco.com

NSauth1.dns.cogentco.com
A2001:550:1:a::d 🇺🇸 COGENT
PTRauth1.dns.cogentco.com
A66.28.0.14🇺🇸 COGENT
PTRauth1.dns.cogentco.com
NSauth2.dns.cogentco.com
A2001:550:1:b::d 🇺🇸 COGENT
PTRauth2.dns.cogentco.com
A66.28.0.30🇺🇸 COGENT
PTRauth2.dns.cogentco.com

cogentco.com

NSauth1.dns.cogentco.com
NSauth2.dns.cogentco.com
MXcogentco-com.mail.protection.outlook.com
A2001:550:1::cc01 🇺🇸 COGENT
A38.100.128.10🇩🇪 COGENT
rank #84499 globally
rank #42356 in the tld

Up

relay.smtp.cogentco.com

Starts with same word

smtp.se
smtp.cab
smtp.gc.ca
smtp.me
smtp.fi.it
smtp.rs.gov.br
smtp.gov.ru
smtp.business
smtp.ooo
smtp.jelastic.saveincloud.net
smtp.in
smtp.net.au
smtp.to.gov.br
smtp.com.br
smtp.fun
smtp.agency
smtp.pt
smtp.myshopify.com
smtp.ee
smtp.im
smtp.jelastic.dogado.eu
smtp.lat
smtp.cl
smtp.mk
smtp.lu
smtp.eu
smtp.fail
smtp.bz
smtp.ro
smtp.goog
smtp.news
smtp.j.scaleforce.net
smtp.lv
smtp.fr
smtp.gratis
smtp.co.at
smtp.gov.ps
smtp.gouv.sn
smtp.gov.rs
smtp.eu.org
smtp.sc.gov.br
smtp.de.com
smtp.in-berlin.de
smtp.appengine.flow.ch
smtp.kinghost.net
smtp.org
smtp.es-1.axarnet.cloud
smtp.co.kr
smtp.xxx
smtp.co.nz
smtp.kz
smtp.jcloud.kz
smtp.sp.gov.br
smtp.day
smtp.net.ru
smtp.edu.ee
smtp.directory
smtp.j.layershift.co.uk
smtp.net.ua
smtp.hu
smtp.mail.pl
smtp.iki.fi
smtp.org.uk
smtp.at
smtp.pi.gov.br
smtp.tv
smtp.vg
smtp.ox.rs
smtp.co
smtp.su
smtp.radio.fm
smtp.net
smtp.dk
smtp.guru
smtp.cz
smtp.dedibox.fr
smtp.net.in
smtp.network
smtp.si
smtp.software
smtp.com.es
smtp.nhs.uk
smtp.ch
smtp.zone
smtp.pub
smtp.tj
smtp.tools
smtp.com
smtp.com.mx
smtp.sk
smtp.co.hu
smtp.ws
smtp.uni5.net
smtp.jc.neen.it
smtp.to
smtp.mircloud.host
smtp.gouv.km
smtp.com.ph
smtp.be
smtp.nz

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pstm.at
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ptsm.ru
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smtp.pythonanywhere.com
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tpms.co.in
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AI analysis

smtp.cogentco.com is the parent of relay.smtp.cogentco.com.

smtp.cogentco.com's delegation uses two name servers, auth1.dns.cogentco.com and auth2.dns.cogentco.com.

smtp.cogentco.com shares the same name server setup as other domains, for example comtradedistribution.com, stewartlaw.com, 100.38.in-addr.arpa, mooncapital.com and 10.100.149.in-addr.arpa.

smtp.cogentco.com at least partially shares name servers with other domains, including inforadio.de, ard-sendezentrum.de, 194.45.45.in-addr.arpa, ard-sternpunkt.de and sandmaennchen.de.

These name servers are commonly used with the name servers nsa.ups.comnsb.ups.comcbru.br.ns.els-gms.att.netcmtu.mt.ns.els-gms.att.netns1.vodafone-ip.de and ns2.vodafone-ip.de.

Host names with two IPs:

auth1.dns.cogentco.com points to: 2001:550:1:a::d and 66.28.0.14

auth2.dns.cogentco.com points to: 2001:550:1:b::d and 66.28.0.30