CF1763316600575-tsm20251116095642

DNSWHOIS.INFO - 166.162.63.in-addr.arpa

Search for IP or hostnames:

166.162.63.in-addr.arpa checked at 2025-11-16T18:10:00.555Z 288ms 50/50/50 100% R:10 allDone:true timedOut:false

166.162.63.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

162.63.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

The parent of 84.166.162.63.in-addr.arpa is 166.162.63.in-addr.arpa.

Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com handle the delegation for 166.162.63.in-addr.arpa.

166.162.63.in-addr.arpa shares the same name server setup as other domains, for example 184.108.38.in-addr.arpa, 7.154.in-addr.arpa, 233.89.38.in-addr.arpa, 18.154.in-addr.arpa and 180.98.38.in-addr.arpa.

166.162.63.in-addr.arpa at least partially shares name servers with other domains, for example 39.160.in-addr.arpa, t-mobile.com, 59.128.in-addr.arpa, visiconn.net and ups.vn.

Name servers nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ext-ns1.columbia.edu, auth4.dns.cogentco.com and auth5.dns.cogentco.com are commonly used together.

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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