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
NS | accuvax.northwestern.edu | ||||||
A | 2620:10d:2010:6011::100 🇺🇸 Northwestern University | ||||||
A | 129.105.49.100🇺🇸 Northwestern University | ||||||
PTR | accuvax.northwestern.edu | ||||||
NS | ns1a.rit.edu | ||||||
A | 2620:8d:8000:0:aba:ca:daba:ee 🇺🇸 Rochester Institute of Technology | ||||||
PTR | ns1a.rit.edu | ||||||
A | 129.21.1.82🇺🇸 Rochester Institute of Technology | ||||||
PTR | ns1a.rit.edu | ||||||
NS | ns2a.rit.edu | ||||||
A | 2620:8d:8000:0:aba:ca:daba:ef 🇺🇸 Rochester Institute of Technology | ||||||
PTR | ns2a.rit.edu | ||||||
A | 129.21.1.92🇺🇸 Rochester Institute of Technology | ||||||
PTR | ns2a.rit.edu |
21.129.in-addr.arpa
NS | accuvax.northwestern.edu | ||||||
NS | ns1a.rit.edu | ||||||
NS | ns2a.rit.edu |
Up
17.231.21.129.in-addr.arpa |
8.231.21.129.in-addr.arpa |
24.231.21.129.in-addr.arpa |
23.231.21.129.in-addr.arpa |
Starts with same word
231.nl |
231.cc |
231.us |
231.com |
231.pl |
231.la |
231.me |
231.ca |
231.de |
231.in-addr.arpa |
231.email |
231.at |
231.it |
231.cz |
231.ltd |
231.chat |
231.run |
231.ru |
231.io |
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.