CF1763805710737-tsm20251122100117

MXLIST.NET - 21.209.94.in-addr.arpa

Search for IP or hostnames:

21.209.94.in-addr.arpa checked at 2025-11-22T10:01:50.721Z 350ms 44/44/44 100% R:13 allDone:true timedOut:false

21.209.94.in-addr.arpa

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

209.94.in-addr.arpa

NSrns1.upc.biz
NSrns2.upc.biz

Up

Starts with same word

Starts similarily

AI analysis

21.209.94.in-addr.arpa is the parent of 88.21.209.94.in-addr.arpa.

21.209.94.in-addr.arpa's delegation uses two name servers, rns1.upc.biz and rns2.upc.biz.

21.209.94.in-addr.arpa shares the same name server setup as other domains, for example 208.108.92.in-addr.arpa, 60.217.82.in-addr.arpa, 157.171.111.92.in-addr.arpa, 30.168.94.in-addr.arpa and 44.209.94.in-addr.arpa.

Host names with two IPs:

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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