DNSWHOIS.INFO - 221.21.100.in-addr.arpa
Search for IP or hostnames:
221.21.100.in-addr.arpa checked at 2025-10-16T15:51:56.935Z 121ms 48/48/48 100% R:9221.21.100.in-addr.arpa
| NS | ns1-24-us-west-2.ec2-rdns.amazonaws.com | ||||||
| A | 205.251.197.77🇺🇸 Amazon | ||||||
| PTR | ns-1357.awsdns-41.org | ||||||
| NS | ns2-24-us-west-2.ec2-rdns.amazonaws.com | ||||||
| A | 205.251.198.5🇺🇸 Amazon | ||||||
| PTR | ns-1541.awsdns-00.co.uk | ||||||
| NS | ns3-24-us-west-2.ec2-rdns.amazonaws.com | ||||||
| A | 205.251.193.225🇺🇸 Amazon | ||||||
| PTR | ns-481.awsdns-60.com | ||||||
| NS | ns4-24-us-west-2.ec2-rdns.amazonaws.com | ||||||
| A | 205.251.194.254🇺🇸 Amazon | ||||||
| PTR | ns-766.awsdns-31.net | ||||||
21.100.in-addr.arpa
| NS | ns1-16-us-west-2.ec2-rdns.amazonaws.com | ||||||
| NS | ns2-16-us-west-2.ec2-rdns.amazonaws.com | ||||||
| NS | ns3-16-us-west-2.ec2-rdns.amazonaws.com | ||||||
| NS | ns4-16-us-west-2.ec2-rdns.amazonaws.com | ||||||
Up
234.221.21.100.in-addr.arpa |
241.221.21.100.in-addr.arpa |
128.221.21.100.in-addr.arpa |
95.221.21.100.in-addr.arpa |
191.221.21.100.in-addr.arpa |
179.221.21.100.in-addr.arpa |
2.221.21.100.in-addr.arpa |
208.221.21.100.in-addr.arpa |
32.221.21.100.in-addr.arpa |
18.221.21.100.in-addr.arpa |
137.221.21.100.in-addr.arpa |
88.221.21.100.in-addr.arpa |
53.221.21.100.in-addr.arpa |
Starts with same word
221.one |
221.net |
221.es |
221.co |
221.de |
221.in-addr.arpa |
221.tel |
221.com |
221.ru |
221.la |
221.org |
221.co.uk |
221.money |
221.cz |
221.cn |
221.it |
221.life |
221.com.ua |
221.us |
Starts similarily
AI analysis
221.21.100.in-addr.arpa is a parent of 234.221.21.100.in-addr.arpa, 241.221.21.100.in-addr.arpa, 128.221.21.100.in-addr.arpa, 95.221.21.100.in-addr.arpa, 191.221.21.100.in-addr.arpa and a few other host names.
221.21.100.in-addr.arpa's delegation is handled by four name servers: ns1-24-us-west-2.ec2-rdns.amazonaws.com, ns2-24-us-west-2.ec2-rdns.amazonaws.com, ns3-24-us-west-2.ec2-rdns.amazonaws.com and ns4-24-us-west-2.ec2-rdns.amazonaws.com.
221.21.100.in-addr.arpa partially shares name servers with other domains; examples include 238.36.52.in-addr.arpa, 173.39.52.in-addr.arpa, 49.35.52.in-addr.arpa, 113.83.35.in-addr.arpa and 140.160.35.in-addr.arpa.
Host names with one IP:
ns1-24-us-west-2.ec2-rdns.amazonaws.com points to 205.251.197.77
ns2-24-us-west-2.ec2-rdns.amazonaws.com points to 205.251.198.5
ns3-24-us-west-2.ec2-rdns.amazonaws.com points to 205.251.193.225
ns4-24-us-west-2.ec2-rdns.amazonaws.com points to 205.251.194.254