CF1762755361994-tsm20251109205412

DNSWHOIS.INFO - 133.51.154.in-addr.arpa

Search for IP or hostnames:

133.51.154.in-addr.arpa checked at 2025-11-10T06:16:01.979Z 124ms 50/50/50 100% R:12 allDone:true timedOut:false

133.51.154.in-addr.arpa

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

51.154.in-addr.arpa

NSauth1.dns.cogentco.com
NSauth2.dns.cogentco.com

Up

Starts with same word

Starts similarily

AI analysis

The parent of 99.133.51.154.in-addr.arpa is 133.51.154.in-addr.arpa.

133.51.154.in-addr.arpa is delegated to two name servers: auth1.dns.cogentco.com and auth2.dns.cogentco.com.

133.51.154.in-addr.arpa shares the same name server setup as ath01.atlas.cogentco.com, kiv01.atlas.cogentco.com, inoport.com, 14.238.206.in-addr.arpa and 227.104.38.in-addr.arpa.

133.51.154.in-addr.arpa at least partially shares name servers with other domains, for instance 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 with cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, nsa.ups.com, nsb.ups.com, ns1.fnsi.net, ns2.fnsi.net and ns3.fnsi.net.

Host names with two IP numbers: 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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