CF1763521275118-tsm20251116095642

IPLIST.NET - 21.97.89.in-addr.arpa

Search for IP or hostnames:

21.97.89.in-addr.arpa checked at 2025-11-19T03:01:15.055Z 280ms 44/44/44 100% R:8 allDone:true timedOut:false

21.97.89.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

97.89.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

21.97.89.in-addr.arpa is a parent of 226.21.97.89.in-addr.arpa, 2.21.97.89.in-addr.arpa, 231.21.97.89.in-addr.arpa, 235.21.97.89.in-addr.arpa, 227.21.97.89.in-addr.arpa and several other host names.

Delegation for 21.97.89.in-addr.arpa rests with two name servers, dns3.fastweb.it and dns4.fastweb.it.

21.97.89.in-addr.arpa shares the same name server setup as other domains, including 237.228.2.in-addr.arpa, 161.36.93.in-addr.arpa, 138.40.93.in-addr.arpa, 7.34.93.in-addr.arpa and 19.47.93.in-addr.arpa.

Host names with two IP numbers: dns3.fastweb.it points to 2001:b00:4:5:3:: and 85.18.87.69; 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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