CF1760820102725-tsm20251017082432

IPLIST.NET - 21.239.2.in-addr.arpa

Search for IP or hostnames:

21.239.2.in-addr.arpa checked at 2025-10-18T20:41:42.712Z 238ms 44/44/44 100% R:11

21.239.2.in-addr.arpa

NSdns3.fastweb.it
A2001:b00:4:5:3:: 🇮🇹 Fastweb
A85.18.87.69🇮🇹 Fastweb
PTRdns3.fastweb.it
NSdns4.fastweb.it
A2001:b00:4:8:3:: 🇮🇹 Fastweb
A213.140.22.93🇮🇹 Fastweb
PTRdns4.fastweb.it

239.2.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

21.239.2.in-addr.arpa is a parent of 95.21.239.2.in-addr.arpa and 197.21.239.2.in-addr.arpa.

21.239.2.in-addr.arpa is delegated to two name servers: dns3.fastweb.it and dns4.fastweb.it.

21.239.2.in-addr.arpa uses the same name server setup as other domains, for instance colorsistem.it, 118.57.93.in-addr.arpa, 37.233.2.in-addr.arpa, 81.47.93.in-addr.arpa and 163.51.93.in-addr.arpa.

Host names with two IP numbers:

The host dns3.fastweb.it points to 2001:b00:4:5:3:: and 85.18.87.69.

The host dns4.fastweb.it points to 2001:b00:4:8:3:: and 213.140.22.93.

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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vSJjDRJ CF johedugfp 2025-10-18