CF1764263938468-tsm20251127171005

IPLIST.NET - 21.187.49.in-addr.arpa

Search for IP or hostnames:

21.187.49.in-addr.arpa checked at 2025-11-27T17:18:58.448Z 1756ms 42/42/42 100% R:23 allDone:true timedOut:false

21.187.49.in-addr.arpa

187.49.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

21.187.49.in-addr.arpa is a parent of 180.21.187.49.in-addr.arpa and 127.21.187.49.in-addr.arpa.

21.187.49.in-addr.arpa is delegated to two name servers: ns2.mel.optusnet.com.au and ns1.syd.optusnet.com.au.

21.187.49.in-addr.arpa uses the same name server setup as other domains, for instance 100.38.175.in-addr.arpa, 54.104.122.in-addr.arpa, 91.176.49.in-addr.arpa, 132.104.122.in-addr.arpa and 76.176.49.in-addr.arpa.

21.187.49.in-addr.arpa shares name servers with other domains at least partially, for instance 105.42.1.in-addr.arpa, 9.43.1.in-addr.arpa, 62.32.175.in-addr.arpa, 71.193.49.in-addr.arpa and 83.42.1.in-addr.arpa.

These name servers are commonly used with dns2-slave01.mel.optusnet.com.au, dns2-slave02.mel.optusnet.com.au, dns1-slave01.syd.optusnet.com.au and dns1-slave02.syd.optusnet.com.au.

Host names with one IP number:

ns2.mel.optusnet.com.au points to: 211.31.132.98.

ns1.syd.optusnet.com.au points to: 211.29.152.97.