CF1763664439313-tsm20251116095642

IPLIST.NET - 21.45.51.in-addr.arpa

Search for IP or hostnames:

21.45.51.in-addr.arpa checked at 2025-11-20T18:47:19.295Z 177ms 48/48/48 100% R:11 allDone:true timedOut:false

21.45.51.in-addr.arpa

NSns1-24-eu-west-3.ec2-rdns.amazonaws.com
A205.251.197.4🇺🇸 Amazon
PTRns-1284.awsdns-32.org
NSns2-24-eu-west-3.ec2-rdns.amazonaws.com
A205.251.198.103🇺🇸 Amazon
PTRns-1639.awsdns-12.co.uk
NSns3-24-eu-west-3.ec2-rdns.amazonaws.com
A205.251.193.226🇺🇸 Amazon
PTRns-482.awsdns-60.com
NSns4-24-eu-west-3.ec2-rdns.amazonaws.com
A205.251.195.168🇺🇸 Amazon
PTRns-936.awsdns-53.net

45.51.in-addr.arpa

NSns1-16-multi.ec2-rdns.amazonaws.com
NSns2-16-multi.ec2-rdns.amazonaws.com
NSns3-16-multi.ec2-rdns.amazonaws.com
NSns4-16-multi.ec2-rdns.amazonaws.com

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AI analysis

21.45.51.in-addr.arpa has children including 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.

At least part of the name servers for 21.45.51.in-addr.arpa are shared with other domains, for instance 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 one 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.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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