CF1763360096025-tsm20251116095642

DNSWHOIS.INFO - 2.21.110.in-addr.arpa

Search for IP or hostnames:

2.21.110.in-addr.arpa checked at 2025-11-17T06:14:55.941Z 536ms 42/42/42 100% R:9 allDone:true timedOut:false

2.21.110.in-addr.arpa

NSns2.mel.optusnet.com.au
A211.31.132.98🇦🇺 MPX-AS
PTRns2.mel.optusnet.com.au
NSns1.syd.optusnet.com.au
A211.29.152.97🇦🇺 MPX-AS
PTRns1.syd.optusnet.com.au

21.110.in-addr.arpa

NSdnsappsvc01.syd.optusnet.com.au
NSdnsappsvc02.syd.optusnet.com.au

Up

Starts with same word

Starts similarily

AI analysis

2.21.110.in-addr.arpa is the parent of 235.2.21.110.in-addr.arpa.

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

2.21.110.in-addr.arpa uses the same name server setup as other domains such as 145.104.122.in-addr.arpa, 114.176.49.in-addr.arpa, 81.176.49.in-addr.arpa, 121.110.58.in-addr.arpa and 178.33.110.in-addr.arpa.

2.21.110.in-addr.arpa shares name servers with other domains at least partially, for example 100.42.1.in-addr.arpa, 81.193.49.in-addr.arpa, 126.193.49.in-addr.arpa, act.optusnet.com.au and vic.optusnet.com.au.

These name servers are commonly used together 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.

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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