CF1760702562691-tsm20251017082432

IPLIST.NET - 49.21.129.in-addr.arpa

Search for IP or hostnames:

49.21.129.in-addr.arpa checked at 2025-10-17T12:02:42.664Z 451ms 63/63/63 100% R:12

49.21.129.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
MXmail.csh.rit.edu

21.129.in-addr.arpa

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

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Starts with same word

Starts similarily

AI analysis

49.21.129.in-addr.arpa is a parent of 143.49.21.129.in-addr.arpa, 25.49.21.129.in-addr.arpa, 170.49.21.129.in-addr.arpa, 3.49.21.129.in-addr.arpa, 129.49.21.129.in-addr.arpa and a few other host names.

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

49.21.129.in-addr.arpa at least partially shares name servers with other domains, for instance 2.205.128.in-addr.arpa, 37.21.129.in-addr.arpa, numis.northwestern.edu, ilgrg.buffalo.edu and 97.124.165.in-addr.arpa.

these name servers are commonly used together with the name servers cicada.northwestern.edu, dns01.buffalo.edu, dns02.buffalo.edu, dns03.buffalo.edu and dns04.buffalo.edu.

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.

49.21.129.in-addr.arpa is handled by a single mail server, mail.csh.rit.edu.

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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