WWW.RTSAK.COM - 81.21.51.in-addr.arpa
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81.21.51.in-addr.arpa checked at 2025-10-05T06:29:18.588Z 247ms 48/48/48 100% R:981.21.51.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
27.81.21.51.in-addr.arpa |
37.81.21.51.in-addr.arpa |
78.81.21.51.in-addr.arpa |
47.81.21.51.in-addr.arpa |
221.81.21.51.in-addr.arpa |
2.81.21.51.in-addr.arpa |
74.81.21.51.in-addr.arpa |
215.81.21.51.in-addr.arpa |
191.81.21.51.in-addr.arpa |
161.81.21.51.in-addr.arpa |
101.81.21.51.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
81.21.51.in-addr.arpa has children including 27.81.21.51.in-addr.arpa, 37.81.21.51.in-addr.arpa, 78.81.21.51.in-addr.arpa, 47.81.21.51.in-addr.arpa, 221.81.21.51.in-addr.arpa and a few other host names.
81.21.51.in-addr.arpa is delegated 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.
At least part of the name servers for 81.21.51.in-addr.arpa are shared with other domains, for instance 84.53.13.in-addr.arpa, 136.49.13.in-addr.arpa, 200.20.51.in-addr.arpa, 168.48.13.in-addr.arpa and 220.61.13.in-addr.arpa.
Host names with one IP: 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.