CF1761720325138-tsm20251027103946

DNSWHOIS.INFO - 137.117.38.in-addr.arpa

Search for IP or hostnames:

137.117.38.in-addr.arpa checked at 2025-10-29T06:45:25.101Z 114ms 50/50/50 100% R:10

137.117.38.in-addr.arpa

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

117.38.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

137.117.38.in-addr.arpa is a parent of 28.137.117.38.in-addr.arpa.

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

137.117.38.in-addr.arpa uses the same name server setup as other domains, including 196.56.154.in-addr.arpa, 123.125.38.in-addr.arpa, 193.70.198.in-addr.arpa, 136.89.38.in-addr.arpa and 146.140.38.in-addr.arpa.

At least part of the name servers for 137.117.38.in-addr.arpa are shared with other domains, for instance vcs.ups.com, 8.115.209.in-addr.arpa, schneider.com, ups.org and upsemail.com.

These name servers are commonly used alongside 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, ns3.fnsi.net, auth0-eu.dns.cogentco.com and auth0-na.dns.cogentco.com.

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.
dbq

yTPSuGC CF johedugfp 2025-10-29