CF1763398593211-tsm20251116095642

IPLIST.NET - 21.105.129.in-addr.arpa

Search for IP or hostnames:

21.105.129.in-addr.arpa checked at 2025-11-17T16:56:33.066Z 1635ms 50/50/50 100% R:9 allDone:true timedOut:false

21.105.129.in-addr.arpa

NSaccuvax.northwestern.edu
A2620:10d:2010:6011::100 🇺🇸 Northwestern University
A129.105.49.100🇺🇸 Northwestern University
PTRaccuvax.northwestern.edu
NScicada.northwestern.edu
A2600:1f16:ad6:2302::100 🇺🇸 Amazon
A18.216.244.66🇺🇸 Amazon
PTRns3.northwestern.edu

105.129.in-addr.arpa

NSaccuvax.northwestern.edu
NScicada.northwestern.edu

Up

Starts with same word

Starts similarily

AI analysis

21.105.129.in-addr.arpa is a parent of 210.21.105.129.in-addr.arpa and 112.21.105.129.in-addr.arpa.

21.105.129.in-addr.arpa is delegated to two name servers: accuvax.northwestern.edu and cicada.northwestern.edu.

21.105.129.in-addr.arpa uses the same name server setup as other domains such as 40.105.129.in-addr.arpa, cancercarelinks.org, nufab.northwestern.edu, at.northwestern.edu and 88.105.129.in-addr.arpa.

21.105.129.in-addr.arpa shares name servers with other domains at least partially, for example 227.21.129.in-addr.arpa, 189.21.129.in-addr.arpa, hpitp.buffalo.edu, 7.21.129.in-addr.arpa and 31.21.129.in-addr.arpa.

These name servers are commonly used alongside ns1a.rit.edu, ns2a.rit.edu, dns01.buffalo.edu, dns02.buffalo.edu, dns03.buffalo.edu and dns04.buffalo.edu.

Host names with two IP numbers:

accuvax.northwestern.edu points to 2620:10d:2010:6011::100 and 129.105.49.100; cicada.northwestern.edu points to 2600:1f16:ad6:2302::100 and 18.216.244.66.

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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