CF1763476768646-tsm20251116095642

WWW.RTSAK.COM - 121.217.in-addr.arpa

Search for IP or hostnames:

121.217.in-addr.arpa checked at 2025-11-18T14:39:28.618Z 328ms 44/44/44 100% R:20 allDone:true timedOut:false

121.217.in-addr.arpa

NSrns1.upc.biz
A2001:730:3e12::134 🇳🇱 Liberty Global
A195.34.133.134🇦🇹 Liberty Global
PTRrns1.upc.biz
NSrns2.upc.biz
A2001:730:3e12:1000::134 🇳🇱 Liberty Global
A213.47.222.134🇳🇱 Liberty Global
PTRrns2.upc.biz

217.in-addr.arpa

NSns3.afrinic.net
NSns4.apnic.net
NSrirns.arin.net
NSns3.lacnic.net
NSpri.authdns.ripe.net

Up

Starts with same word

Starts similarily

AI analysis

121.217.in-addr.arpa is a parent of 85.121.217.in-addr.arpa, 231.121.217.in-addr.arpa, 186.121.217.in-addr.arpa, 225.121.217.in-addr.arpa, 32.121.217.in-addr.arpa and hundreds of other host names.

121.217.in-addr.arpa is delegated to two name servers: rns1.upc.biz and rns2.upc.biz.

121.217.in-addr.arpa shares the same name server setup as 123.10.27.84.in-addr.arpa, 56.162.29.84.in-addr.arpa, 37.166.30.84.in-addr.arpa, 96.74.120.212.in-addr.arpa and 20.1.106.84.in-addr.arpa.

Host names with two IP numbers: rns1.upc.biz points to: 2001:730:3e12::134 and 195.34.133.134; rns2.upc.biz points to: 2001:730:3e12:1000::134 and 213.47.222.134.

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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