CF1762380398531-tsm20251105200708

IPLIST.NET - 117.38.in-addr.arpa

Search for IP or hostnames:

117.38.in-addr.arpa checked at 2025-11-05T22:06:38.501Z 612ms 50/50/50 100% R:8

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

38.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

117.38.in-addr.arpa has children including 200.117.38.in-addr.arpa, 210.117.38.in-addr.arpa, 88.117.38.in-addr.arpa, 230.117.38.in-addr.arpa, 80.117.38.in-addr.arpa and a few other host names.

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

117.38.in-addr.arpa uses the same name server setup as other domains, including 93.117.130.in-addr.arpa, 45.117.130.in-addr.arpa, 17.97.38.in-addr.arpa, rimscope.org and 219.201.38.in-addr.arpa.

At least part of the name servers for 117.38.in-addr.arpa are shared with other domains, for instance 127.231.67.in-addr.arpa, 200.29.216.in-addr.arpa, browntailboogie.com, 124.248.204.in-addr.arpa and jazzstudiesonline.org.

these name servers are commonly used with the name servers nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, auth1.fullservicenetwork.com, auth3.fullservicenetwork.com, auth4.dns.cogentco.com, auth5.dns.cogentco.com, ns1.vodafone-ip.de and ns2.vodafone-ip.de.

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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