DNSWHOIS.INFO - 51.90.42.163.in-addr.arpa
Search for IP or hostnames:
51.90.42.163.in-addr.arpa checked at 2025-11-30T03:49:57.414Z 773ms 16/16/16 100% R:15 allDone:true timedOut:false 51.90.42.163.in-addr.arpa
| PTR | www.gsi.go.jp | ||||||
| A | 163.42.90.51🇯🇵 SINET-AS | ||||||
| PTR | www.gsi.go.jp | ||||||