WWW.ROBTEX.COM - 4.21.129.in-addr.arpa
Search for IP or hostnames:
4.21.129.in-addr.arpa checked at 2025-10-11T09:51:07.271Z 115ms 87/87/87 100% R:134.21.129.in-addr.arpa
21.129.in-addr.arpa
| NS | accuvax.northwestern.edu | ||||||
| NS | ns1a.rit.edu | ||||||
| NS | ns2a.rit.edu | ||||||
Up
21.4.21.129.in-addr.arpa |
18.4.21.129.in-addr.arpa |
3.4.21.129.in-addr.arpa |
35.4.21.129.in-addr.arpa |
6.4.21.129.in-addr.arpa |
26.4.21.129.in-addr.arpa |
13.4.21.129.in-addr.arpa |
149.4.21.129.in-addr.arpa |
58.4.21.129.in-addr.arpa |
48.4.21.129.in-addr.arpa |
252.4.21.129.in-addr.arpa |
253.4.21.129.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
4.21.129.in-addr.arpa is a parent of 21.4.21.129.in-addr.arpa, 18.4.21.129.in-addr.arpa, 3.4.21.129.in-addr.arpa, 35.4.21.129.in-addr.arpa, 6.4.21.129.in-addr.arpa and a few other host names.
4.21.129.in-addr.arpa is delegated to three name servers: accuvax.northwestern.edu, ns1a.rit.edu and ns2a.rit.edu.
4.21.129.in-addr.arpa at least partially shares name servers with other domains, including rview.northwestern.edu, 201.205.128.in-addr.arpa, nmff.northwestern.edu, caas-tst.acsu.buffalo.edu and 220.124.165.in-addr.arpa.
these name servers are commonly used with cicada.northwestern.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
ns1a.rit.edu points to: 2620:8d:8000:0:aba:ca:daba:ee and 129.21.1.82
ns2a.rit.edu points to: 2620:8d:8000:0:aba:ca:daba:ef and 129.21.1.92