DNSWHOIS.INFO - 66.21.51.in-addr.arpa
Search for IP or hostnames:
66.21.51.in-addr.arpa checked at 2025-10-15T15:58:58.705Z 121ms 48/48/48 100% R:1166.21.51.in-addr.arpa
21.51.in-addr.arpa
| NS | ns1-16-eu-north-1.ec2-rdns.amazonaws.com | ||||||
| NS | ns2-16-eu-north-1.ec2-rdns.amazonaws.com | ||||||
| NS | ns3-16-eu-north-1.ec2-rdns.amazonaws.com | ||||||
| NS | ns4-16-eu-north-1.ec2-rdns.amazonaws.com | ||||||
Up
222.66.21.51.in-addr.arpa |
104.66.21.51.in-addr.arpa |
133.66.21.51.in-addr.arpa |
168.66.21.51.in-addr.arpa |
4.66.21.51.in-addr.arpa |
19.66.21.51.in-addr.arpa |
129.66.21.51.in-addr.arpa |
193.66.21.51.in-addr.arpa |
84.66.21.51.in-addr.arpa |
146.66.21.51.in-addr.arpa |
109.66.21.51.in-addr.arpa |
31.66.21.51.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
66.21.51.in-addr.arpa is a parent of 222.66.21.51.in-addr.arpa, 104.66.21.51.in-addr.arpa, 133.66.21.51.in-addr.arpa, 168.66.21.51.in-addr.arpa and 4.66.21.51.in-addr.arpa, plus a few other host names.
66.21.51.in-addr.arpa delegates to four name servers: ns1-24-eu-north-1.ec2-rdns.amazonaws.com, ns2-24-eu-north-1.ec2-rdns.amazonaws.com, ns3-24-eu-north-1.ec2-rdns.amazonaws.com and ns4-24-eu-north-1.ec2-rdns.amazonaws.com.
66.21.51.in-addr.arpa at least partially shares name servers with other domains, including 115.50.13.in-addr.arpa, 196.53.13.in-addr.arpa, 208.61.13.in-addr.arpa, 239.20.51.in-addr.arpa and 102.20.51.in-addr.arpa.
Host names with one IP number:
ns1-24-eu-north-1.ec2-rdns.amazonaws.com points to 205.251.196.175; ns2-24-eu-north-1.ec2-rdns.amazonaws.com points to 205.251.199.159; ns3-24-eu-north-1.ec2-rdns.amazonaws.com points to 205.251.193.119; ns4-24-eu-north-1.ec2-rdns.amazonaws.com points to 205.251.195.162.