CF1763322387853-tsm20251116095642

MXLIST.NET - 165.231.121.217.in-addr.arpa

Search for IP or hostnames:

165.231.121.217.in-addr.arpa checked at 2025-11-16T19:46:27.833Z 345ms 49/49/49 100% R:20 allDone:true timedOut:false

165.231.121.217.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
PTR217-121-231-165.cable.dynamic.v4.ziggo.nl
A217.121.231.165🇳🇱 Vodafone Libertel B.V.
PTR217-121-231-165.cable.dynamic.v4.ziggo.nl

231.121.217.in-addr.arpa

NSrns1.upc.biz
NSrns2.upc.biz

Starts with same word

Starts similarily

AI analysis

Two name servers rns1.upc.biz and rns2.upc.biz handle delegation for 165.231.121.217.in-addr.arpa.

165.231.121.217.in-addr.arpa uses the same name server setup as other domains, for example 96.168.94.in-addr.arpa, 149.115.87.83.in-addr.arpa, 96.230.75.82.in-addr.arpa, 97.85.83.in-addr.arpa and 172.83.83.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

217-121-231-165.cable.dynamic.v4.ziggo.nl points to a single IP: 217.121.231.165.

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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