CF1760676505604-tsm20251016114356

IPLIST.NET - 21.253.203.in-addr.arpa

Search for IP or hostnames:

21.253.203.in-addr.arpa checked at 2025-10-17T04:48:25.578Z 837ms 42/42/42 100% R:14

21.253.203.in-addr.arpa

NSns1.ssu.ac.kr
A203.253.31.5🇰🇷 KT Corporation (Korea Telecom)
PTRns1.ssu.ac.kr
NSns.ssu.ac.kr
A203.253.31.1🇰🇷 KT Corporation (Korea Telecom)
PTRns.ssu.ac.kr

253.203.in-addr.arpa

NSb.dns.kr
NSc.dns.kr
NSd.dns.kr
NSe.dns.kr
NSf.dns.kr
NSg.dns.kr

Up

Starts with same word

Starts similarily

AI analysis

21.253.203.in-addr.arpa is a parent of 168.21.253.203.in-addr.arpa, 2.21.253.203.in-addr.arpa, 4.21.253.203.in-addr.arpa, 33.21.253.203.in-addr.arpa, 244.21.253.203.in-addr.arpa and a few other host names.

Two name servers ns1.ssu.ac.kr and ns.ssu.ac.kr handle delegation for 21.253.203.in-addr.arpa.

21.253.203.in-addr.arpa uses the same name server setup as other domains, for example 12.253.203.in-addr.arpa, 3.253.203.in-addr.arpa, 8.253.203.in-addr.arpa, 2.253.203.in-addr.arpa and 15.253.203.in-addr.arpa.

21.253.203.in-addr.arpa shares name servers with other domains at least partially, for instance soongsil.ac.kr, su.ac.kr and soongsil.kr.

these name servers are commonly used with the name servers topper.soongsil.ac.kr.

Host names with one IP number: The host name ns1.ssu.ac.kr points to 203.253.31.5 and the host name ns.ssu.ac.kr points to 203.253.31.1.

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

TCMLCip CF johedugfp 2025-10-17