MXLIST.NET - 21.45.51.in-addr.arpa
Search for IP or hostnames:
21.45.51.in-addr.arpa checked at 2025-11-22T12:52:59.173Z 544ms 48/48/48 100% R:7 allDone:true timedOut:false 21.45.51.in-addr.arpa
| NS | ns1-24-eu-west-3.ec2-rdns.amazonaws.com | ||||||
| A | 205.251.197.4🇺🇸 Amazon | ||||||
| PTR | ns-1284.awsdns-32.org | ||||||
| NS | ns2-24-eu-west-3.ec2-rdns.amazonaws.com | ||||||
| A | 205.251.198.103🇺🇸 Amazon | ||||||
| PTR | ns-1639.awsdns-12.co.uk | ||||||
| NS | ns3-24-eu-west-3.ec2-rdns.amazonaws.com | ||||||
| A | 205.251.193.226🇺🇸 Amazon | ||||||
| PTR | ns-482.awsdns-60.com | ||||||
| NS | ns4-24-eu-west-3.ec2-rdns.amazonaws.com | ||||||
| A | 205.251.195.168🇺🇸 Amazon | ||||||
| PTR | ns-936.awsdns-53.net | ||||||
45.51.in-addr.arpa
| NS | ns1-16-multi.ec2-rdns.amazonaws.com | ||||||
| NS | ns2-16-multi.ec2-rdns.amazonaws.com | ||||||
| NS | ns3-16-multi.ec2-rdns.amazonaws.com | ||||||
| NS | ns4-16-multi.ec2-rdns.amazonaws.com | ||||||
Up
226.21.45.51.in-addr.arpa |
164.21.45.51.in-addr.arpa |
255.21.45.51.in-addr.arpa |
24.21.45.51.in-addr.arpa |
38.21.45.51.in-addr.arpa |
59.21.45.51.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
21.45.51.in-addr.arpa is the parent of 226.21.45.51.in-addr.arpa, 164.21.45.51.in-addr.arpa, 255.21.45.51.in-addr.arpa, 24.21.45.51.in-addr.arpa, 38.21.45.51.in-addr.arpa and a few other host names.
21.45.51.in-addr.arpa is delegated to four name servers: ns1-24-eu-west-3.ec2-rdns.amazonaws.com, ns2-24-eu-west-3.ec2-rdns.amazonaws.com, ns3-24-eu-west-3.ec2-rdns.amazonaws.com and ns4-24-eu-west-3.ec2-rdns.amazonaws.com.
21.45.51.in-addr.arpa shares name servers with other domains at least partially, for example 109.37.13.in-addr.arpa, 80.37.13.in-addr.arpa, 45.44.51.in-addr.arpa, 245.180.35.in-addr.arpa and 86.44.51.in-addr.arpa.
Host names with a single IP:
ns1-24-eu-west-3.ec2-rdns.amazonaws.com points to 205.251.197.4
ns2-24-eu-west-3.ec2-rdns.amazonaws.com points to 205.251.198.103
ns3-24-eu-west-3.ec2-rdns.amazonaws.com points to 205.251.193.226
ns4-24-eu-west-3.ec2-rdns.amazonaws.com points to 205.251.195.168