CF1762656586037-tsm20251108202040

WWW.RTSAK.COM - cogentco.no

Search for IP or hostnames:

cogentco.no checked at 2025-11-09T02:49:46.012Z 267ms 58/58/58 100% R:15

cogentco.no

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
A38.100.128.10🇩🇪 COGENT
PTRcogentco.com

no

NSi.nic.no
NSx.nic.no
NSy.nic.no
NSz.nic.no
NSnjet.norid.no
NSnot.norid.no

Starts with same word

Starts similarily

AI analysis

cogentco.no resolves to one IP number: 38.100.128.10.

Other host names, for instance cogent.mobi, cable.net, cogent-sp.net, www.internetsupercarrier.com and cogentsp.com share IP numbers with cogentco.no.

cogentco.no's delegation uses two name servers: auth1.dns.cogentco.com and auth2.dns.cogentco.com.

cogentco.no uses the same name server setup as other domains, such as lon09.atlas.cogentco.com, 4.220.38.in-addr.arpa, ply.rs, 149.99.38.in-addr.arpa and ingenioussecurity.com.

cogentco.no at least partially shares name servers with other domains, including mailboxesetc.com, 225.41.209.in-addr.arpa, ups.sn, rbb.tel and 18.115.209.in-addr.arpa.

these name servers are commonly used alongside nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ns1.fnsi.net, ns2.fnsi.net and ns3.fnsi.net.

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

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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