CF1761594440813-tsm20251027103946

NSLIST.NET - 51.40.65.in-addr.arpa

Search for IP or hostnames:

51.40.65.in-addr.arpa checked at 2025-10-27T19:47:20.787Z 146ms 60/60/60 100% R:13

51.40.65.in-addr.arpa

MXmail.embarqservices.net
A209.26.88.20🇺🇸 AS2379
PTRmail.embarqservices.net
NSauthns1.qwest.net
A2001:428::5 🇺🇸 Centurylink
PTRauthns1.qwest.net
A63.150.72.4🇺🇸 Centurylink
PTRauthns1.centurylink.net
PTRauthns1.qwest.net
PTRauthns1.lumen.tech
NSauthns2.qwest.net
A2001:428::6 🇺🇸 Centurylink
PTRauthns2.qwest.net
A208.44.130.120🇺🇸 Centurylink
PTRauthns2.centurylink.net
PTRauthns2.qwest.net
PTRauthns2.lumen.tech

40.65.in-addr.arpa

NSauthns1.qwest.net
NSauthns2.qwest.net

Up

Starts with same word

Starts similarily

AI analysis

51.40.65.in-addr.arpa is a parent of 206.51.40.65.in-addr.arpa, 72.51.40.65.in-addr.arpa, 102.51.40.65.in-addr.arpa, 197.51.40.65.in-addr.arpa, 231.51.40.65.in-addr.arpa and a few other host names.

51.40.65.in-addr.arpa is delegated to two name servers: authns1.qwest.net and authns2.qwest.net.

51.40.65.in-addr.arpa shares the same name server setup as 230.138.205.in-addr.arpa, 15.119.65.in-addr.arpa, 249.231.63.in-addr.arpa, rus.centurytel.net and 81.0.71.in-addr.arpa.

Host names with two IP numbers: authns1.qwest.net points to: 2001:428::5 and 63.150.72.4; authns2.qwest.net points to: 2001:428::6 and 208.44.130.120.

51.40.65.in-addr.arpa is handled by a single mail server, mail.embarqservices.net.

The mail server setup for 51.40.65.in-addr.arpa matches that of other domains, for instance 0.51.71.in-addr.arpa, 32.3.76.in-addr.arpa, 39.2.76.in-addr.arpa, 230.41.65.in-addr.arpa and 4.51.71.in-addr.arpa.

mail.embarqservices.net points to a single IP: 209.26.88.20.

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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