CF1762161967733-tsm20251102073205

WWW.RTSAK.COM - 4.5.38.in-addr.arpa

Search for IP or hostnames:

4.5.38.in-addr.arpa checked at 2025-11-03T09:26:07.721Z 237ms 50/50/50 100% R:15

4.5.38.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

5.38.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

4.5.38.in-addr.arpa is a parent of 18.4.5.38.in-addr.arpa, 206.4.5.38.in-addr.arpa and 253.4.5.38.in-addr.arpa.

Delegation for 4.5.38.in-addr.arpa rests with two name servers, auth1.dns.cogentco.com and auth2.dns.cogentco.com.

4.5.38.in-addr.arpa shares the same name server setup as other domains, including 13.207.in-addr.arpa, 204.194.38.in-addr.arpa, 138.164.63.in-addr.arpa, 91.38.in-addr.arpa and 82.125.38.in-addr.arpa.

4.5.38.in-addr.arpa at least partially shares name servers with other domains, for instance 65.234.199.in-addr.arpa, ups.co.at, 119.115.209.in-addr.arpa, gbutler.com and maxicode.com.

These name servers are commonly used together with the name servers 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, ns1.vodafone-ip.de, ns2.vodafone-ip.de and auth1.fullservicenetwork.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.
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