DNSWHOIS.INFO - 4.138.38.in-addr.arpa
Search for IP or hostnames:
4.138.38.in-addr.arpa checked at 2025-10-17T15:19:12.354Z 65ms 47/47/47 100% R:8
4.138.38.in-addr.arpa
NS | auth1.dns.cogentco.com | ||||||
A | 2001:550:1:a::d 🇺🇸 Cogent Communications, Inc. | ||||||
PTR | auth1.dns.cogentco.com | ||||||
A | 66.28.0.14🇺🇸 Cogent Communications, Inc. | ||||||
PTR | auth1.dns.cogentco.com | ||||||
NS | auth2.dns.cogentco.com | ||||||
A | 2001:550:1:b::d 🇺🇸 Cogent Communications, Inc. | ||||||
PTR | auth2.dns.cogentco.com | ||||||
A | 66.28.0.30🇺🇸 Cogent Communications, Inc. | ||||||
PTR | auth2.dns.cogentco.com |
138.38.in-addr.arpa
NS | auth1.dns.cogentco.com | ||||||
NS | auth2.dns.cogentco.com |
Starts with same word
Starts similarily
AI analysis
4.138.38.in-addr.arpa
is delegated to two name servers: auth1.dns.cogentco.com
and auth2.dns.cogentco.com
.
4.138.38.in-addr.arpa
shares the same name server setup as other domains, for example 192.77.192.in-addr.arpa
, trkapoznatih.com
, 69.38.in-addr.arpa
, 112.119.38.in-addr.arpa
and 28.110.38.in-addr.arpa
.
4.138.38.in-addr.arpa
at least partially shares name servers with other domains, for instance ups-psi.com
, 245.41.209.in-addr.arpa
, upsers-upspac.com
, railaccess.be
and tvard.de
.
These name servers are often used together with the name servers nsa.ups.com
, nsb.ups.com
, cbru.br.ns.els-gms.att.net
, cmtu.mt.ns.els-gms.att.net
, ns1.vodafone-ip.de
, ns2.vodafone-ip.de
, ns1.renegadetech.com
, ns2.renegadetech.com
, ns1.fnsi.net
and ns2.fnsi.net
.
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