WWW.RTSAK.COM - 49.21.129.in-addr.arpa
Search for IP or hostnames:
49.21.129.in-addr.arpa checked at 2025-11-01T03:48:27.447Z 1493ms 63/63/63 100% R:1549.21.129.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 | ||||||
| MX | mail.csh.rit.edu | ||||||
21.129.in-addr.arpa
| NS | accuvax.northwestern.edu | ||||||
| NS | ns1a.rit.edu | ||||||
| NS | ns2a.rit.edu | ||||||
Up
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 |
127.49.21.129.in-addr.arpa |
43.49.21.129.in-addr.arpa |
28.49.21.129.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
49.21.129.in-addr.arpa is the 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.
The delegation for 49.21.129.in-addr.arpa is handled by three name servers: accuvax.northwestern.edu, ns1a.rit.edu and ns2a.rit.edu.
49.21.129.in-addr.arpa shares name servers with other domains at least partially, for example 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 often used together with the name servers cicada.northwestern.edu, dns01.buffalo.edu, dns02.buffalo.edu, dns03.buffalo.edu and dns04.buffalo.edu.
Host names with two IPs:
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
49.21.129.in-addr.arpa is handled by a single mail server, mail.csh.rit.edu.