CF1760130558985-tsm20251010183831

IPLIST.NET - 2.173.65.in-addr.arpa

Search for IP or hostnames:

2.173.65.in-addr.arpa checked at 2025-10-10T21:09:18.973Z 109ms 50/50/50 100% R:11

2.173.65.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

173.65.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

2.173.65.in-addr.arpa is the parent of 20.2.173.65.in-addr.arpa.

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

2.173.65.in-addr.arpa shares the same name server setup as other domains, for instance 224.28.66.in-addr.arpa, 30.40.206.in-addr.arpa, 53.164.65.in-addr.arpa, 112.246.38.in-addr.arpa and 224.98.38.in-addr.arpa.

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

These name servers are commonly used with the following 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, auth5.dns.cogentco.com, ns10.tmobileus.com, ns10.zayo.com and ns20.zayo.com.

Host names with two IP numbers:

The host name auth1.dns.cogentco.com points to 2001:550:1:a::d and 66.28.0.14; the host name 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.
dbq

vhyApua CF johedugfp 2025-10-10