IPLIST.NET - 20.5.204.in-addr.arpa
Search for IP or hostnames:
20.5.204.in-addr.arpa checked at 2025-10-26T23:35:54.588Z 772ms 47/47/47 100% R:1420.5.204.in-addr.arpa
| NS | auth1.dns.cogentco.com | ||||||
| A | 2001:550:1:a::d 🇺🇸 COGENT | ||||||
| PTR | auth1.dns.cogentco.com | ||||||
| A | 66.28.0.14🇺🇸 COGENT | ||||||
| PTR | auth1.dns.cogentco.com | ||||||
| NS | auth2.dns.cogentco.com | ||||||
| A | 2001:550:1:b::d 🇺🇸 COGENT | ||||||
| PTR | auth2.dns.cogentco.com | ||||||
| A | 66.28.0.30🇺🇸 COGENT | ||||||
| PTR | auth2.dns.cogentco.com | ||||||
5.204.in-addr.arpa
| NS | auth1.dns.cogentco.com | ||||||
| NS | auth2.dns.cogentco.com | ||||||
Starts with same word
Starts similarily
AI analysis
Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com handle delegation for 20.5.204.in-addr.arpa. 
20.5.204.in-addr.arpa uses the same name server setup as other domains, for example 211.25.208.in-addr.arpa, 15.151.38.in-addr.arpa, 25.178.38.in-addr.arpa, 108.38.in-addr.arpa and 141.99.38.in-addr.arpa.
20.5.204.in-addr.arpa partially shares name servers with other domains; examples include ups.hm, upsquantumview.info, ups.ar, 49.210.195.in-addr.arpa and dodgefitnesscenter.com.
These name servers are commonly used with nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, 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