CF1759687716241-tsm20251005092912

IPLIST.NET - 231.21.129.in-addr.arpa

Search for IP or hostnames:

231.21.129.in-addr.arpa checked at 2025-10-05T18:08:36.216Z 133ms 57/57/57 100% R:12

231.21.129.in-addr.arpa

NSaccuvax.northwestern.edu
A2620:10d:2010:6011::100 🇺🇸 Northwestern University
A129.105.49.100🇺🇸 Northwestern University
PTRaccuvax.northwestern.edu
NSns1a.rit.edu
A2620:8d:8000:0:aba:ca:daba:ee 🇺🇸 Rochester Institute of Technology
PTRns1a.rit.edu
A129.21.1.82🇺🇸 Rochester Institute of Technology
PTRns1a.rit.edu
NSns2a.rit.edu
A2620:8d:8000:0:aba:ca:daba:ef 🇺🇸 Rochester Institute of Technology
PTRns2a.rit.edu
A129.21.1.92🇺🇸 Rochester Institute of Technology
PTRns2a.rit.edu

21.129.in-addr.arpa

NSaccuvax.northwestern.edu
NSns1a.rit.edu
NSns2a.rit.edu

Up

Starts with same word

Starts similarily

AI analysis

231.21.129.in-addr.arpa is a parent of 17.231.21.129.in-addr.arpa, 8.231.21.129.in-addr.arpa, 24.231.21.129.in-addr.arpa and 23.231.21.129.in-addr.arpa.

231.21.129.in-addr.arpa is delegated to three name servers: accuvax.northwestern.edu, ns1a.rit.edu and ns2a.rit.edu.

231.21.129.in-addr.arpa at least partially shares name servers with other domains, for instance pharm.northwestern.edu, wcas.northwestern.edu, openport.buffalo.edu, otp.buffalo.edu and 160.21.129.in-addr.arpa.

These name servers are commonly used alongside the name servers cicada.northwestern.edu, dns01.buffalo.edu, dns02.buffalo.edu, dns03.buffalo.edu and dns04.buffalo.edu.

Host names with two IP numbers:

Host accuvax.northwestern.edu points to 2620:10d:2010:6011::100 and 129.105.49.100.

Host ns1a.rit.edu points to 2620:8d:8000:0:aba:ca:daba:ee and 129.21.1.82.

Host ns2a.rit.edu points to 2620:8d:8000:0:aba:ca:daba:ef and 129.21.1.92.

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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KOipFFz CF johedugfp 2025-10-05