DNSWHOIS.INFO - 21.251.221.in-addr.arpa
Search for IP or hostnames:
21.251.221.in-addr.arpa checked at 2025-10-27T20:31:04.073Z 289ms 42/42/42 100% R:1321.251.221.in-addr.arpa
| NS | ns01.usen.ad.jp | ||||||
| A | 61.122.116.130🇯🇵 ARTERIA Networks Corporation (UCOM) | ||||||
| PTR | ns01.usen.ad.jp | ||||||
| NS | ns02.usen.ad.jp | ||||||
| A | 61.122.116.162🇯🇵 ARTERIA Networks Corporation (UCOM) | ||||||
| PTR | ns02.usen.ad.jp | ||||||
| NS | ns03.usen.ad.jp | ||||||
| A | 61.122.116.163🇯🇵 ARTERIA Networks Corporation (UCOM) | ||||||
| PTR | ns03.usen.ad.jp | ||||||
251.221.in-addr.arpa
Up
Starts with same word
Starts similarily
AI analysis
21.251.221.in-addr.arpa is a parent of 163.21.251.221.in-addr.arpa and 155.21.251.221.in-addr.arpa.
21.251.221.in-addr.arpa is delegated to three name servers: ns01.usen.ad.jp, ns02.usen.ad.jp and ns03.usen.ad.jp.
21.251.221.in-addr.arpa partially shares name servers with other domains; examples include 45.220.122.in-addr.arpa, 80.35.113.in-addr.arpa, 211.43.113.in-addr.arpa, 80.117.221.in-addr.arpa and 33.36.124.in-addr.arpa.
Host names with one IP number:
Host ns01.usen.ad.jp points to 61.122.116.130.
Host ns02.usen.ad.jp points to 61.122.116.162.
Host ns03.usen.ad.jp points to 61.122.116.163.
dbq