CF1762299490641-tsm20251104152717

MXLIST.NET - 21.133.5.in-addr.arpa

Search for IP or hostnames:

21.133.5.in-addr.arpa checked at 2025-11-04T23:38:10.578Z 329ms 42/42/42 100% R:17

21.133.5.in-addr.arpa

NSns1.isp4.uk.net
A5.133.16.40🇬🇧 Southern Communications
PTRns1.isp4.uk.net
NSns2.isp4.uk.net
A5.133.16.50🇬🇧 Southern Communications
PTRns2.isp4.uk.net

133.5.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

21.133.5.in-addr.arpa is a parent of 194.21.133.5.in-addr.arpa and 34.21.133.5.in-addr.arpa.

21.133.5.in-addr.arpa is delegated to two name servers: ns1.isp4.uk.net and ns2.isp4.uk.net.

21.133.5.in-addr.arpa uses the same name server setup as other domains, for instance 232.74.185.in-addr.arpa, 81.31.46.in-addr.arpa, 252.144.82.in-addr.arpa, 22.133.5.in-addr.arpa and 238.74.185.in-addr.arpa.

21.133.5.in-addr.arpa shares name servers with other domains at least partially, for instance fiql.co.uk, touchsite.co.uk, covers-group.co.uk, 124.235.109.in-addr.arpa and 7.105.89.in-addr.arpa.

these name servers are often used with ns01.link-connect.net.uk, ns02.link-connect.net.uk and ns.link-connect.net.uk.

Host names with one IP number:

ns1.isp4.uk.net points to: 5.133.16.40.

ns2.isp4.uk.net points to: 5.133.16.50.

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