CF1759440769669-tsm20251002182459

NSLIST.NET - 21.132.137.in-addr.arpa

Search for IP or hostnames:

21.132.137.in-addr.arpa checked at 2025-10-02T21:32:49.646Z 300ms 42/42/42 100% R:10

21.132.137.in-addr.arpa

NSns1.nus.edu.sg
A137.132.123.4🇸🇬 NUS-AS-AP
PTRid4.nus.edu.sg
PTRns1.nus.edu.sg
NSns2.nus.edu.sg
A137.132.5.2🇸🇬 NUS-AS-AP
PTRns2.nus.edu.sg
PTRnuscc.nus.edu.sg

132.137.in-addr.arpa

NSns1.nus.edu.sg
NSns2.nus.edu.sg

Up

Starts with same word

Starts similarily

AI analysis

21.132.137.in-addr.arpa is the parent of 217.21.132.137.in-addr.arpa, 117.21.132.137.in-addr.arpa, 249.21.132.137.in-addr.arpa, 235.21.132.137.in-addr.arpa, 247.21.132.137.in-addr.arpa and a few other host names.

Two name servers ns1.nus.edu.sg and ns2.nus.edu.sg are delegated to 21.132.137.in-addr.arpa.

21.132.137.in-addr.arpa uses the same name server configuration as other domains, such as cbis.nus.edu.sg, physics.nus.edu.sg, lkyspp.nus.edu.sg, 212.132.137.in-addr.arpa and 7.132.137.in-addr.arpa.

21.132.137.in-addr.arpa at least partially shares name servers with other domains, including nus.edu.sg, asiabird.com and duke-nus.edu.sg.

These name servers are commonly used with dnssec1.singnet.com.sg and dnssec2.singnet.com.sg.

Host names with a single IP address:

ns1.nus.edu.sg points to 137.132.123.4

ns2.nus.edu.sg points to 137.132.5.2

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

DQXOXsM CF johedugfp 2025-10-02