DNSWHOIS.INFO - 221.72.3.in-addr.arpa

Search for IP or hostnames:

221.72.3.in-addr.arpa checked at 2025-09-06T21:51:45.892Z 744ms 48/48/48 100% R:11

`221.72.3.in-addr.arpa`

NS	`ns1-24-eu-central-1.ec2-rdns.amazonaws.com`
		A	205.251.197.150^{🇺🇸 Amazon}
			PTR	`ns-1430.awsdns-50.org`
NS	`ns2-24-eu-central-1.ec2-rdns.amazonaws.com`
		A	205.251.198.168^{🇺🇸 Amazon}
			PTR	`ns-1704.awsdns-21.co.uk`
NS	`ns3-24-eu-central-1.ec2-rdns.amazonaws.com`
		A	205.251.193.98^{🇺🇸 Amazon}
			PTR	`ns-354.awsdns-44.com`
NS	`ns4-24-eu-central-1.ec2-rdns.amazonaws.com`
		A	205.251.195.215^{🇺🇸 Amazon}
			PTR	`ns-983.awsdns-58.net`

`72.3.in-addr.arpa`

	NS	`ns1-16-eu-central-1.ec2-rdns.amazonaws.com`
	NS	`ns2-16-eu-central-1.ec2-rdns.amazonaws.com`
	NS	`ns3-16-eu-central-1.ec2-rdns.amazonaws.com`
	NS	`ns4-16-eu-central-1.ec2-rdns.amazonaws.com`

Up
`60.221.72.3.in-addr.arpa`
`27.221.72.3.in-addr.arpa`
`4.221.72.3.in-addr.arpa`
`229.221.72.3.in-addr.arpa`
`167.221.72.3.in-addr.arpa`
`185.221.72.3.in-addr.arpa`
`250.221.72.3.in-addr.arpa`
`70.221.72.3.in-addr.arpa`
`239.221.72.3.in-addr.arpa`
`191.221.72.3.in-addr.arpa`
`188.221.72.3.in-addr.arpa`
`115.221.72.3.in-addr.arpa`
`30.221.72.3.in-addr.arpa`

Starts with same word
`221.tech`
`221.life`
`221.com.ua`
`221.us`
`221.one`
`221.net`
`221.es`
`221.co`
`221.de`
`221.in-addr.arpa`
`221.tel`
`221.ca`
`221.com`
`221.ru`
`221.la`
`221.org`
`221.co.uk`
`221.money`
`221.cz`
`221.cn`

Starts similarily
`212.group`
`221.de`
`212.plumbing`
`212.codes`
`212.ua`
`212.de`
`122.cz`
`212.nl`
`122.cc`
`122.info`
`212.vc`
`212.ch`
`212.mobi`
`122.vn`
`221.in-addr.arpa`
`221.tel`
`212.pl`
`122.in-addr.arpa`
`212.dk`
`221.ca`
`212.ws`
`122.us`
`122.in`
`212.lv`
`221.com`
`212.us`
`221.ru`
`122.gov.cn`
`122.ph`
`212.in`
`212.se`
`221.la`
`122.de`
`221.org`
`221.co.uk`
`122.lv`
`212.fund`
`212.church`
`212.ca`
`212.jetzt`
`212.run`
`221.money`
`212.one`
`212.com.mx`
`212.email`
`212.lt`
`221.cz`
`122.fyi`
`212.graphics`
`122.gv.at`
`221.cn`
`212.com`
`122.it`
`122.nl`
`212.vin`
`122.su`
`212.mx`
`122.cl`
`122.ch`
`212.cc`
`122.city`
`212.by`
`212.ru`
`122.eu`
`212.in-addr.arpa`
`212.photos`
`212.amsterdam`
`212.fr`
`212.me`
`221.tech`
`212.guide`
`221.life`
`221.com.ua`
`122.be`
`212.guru`
`212.com.cn`
`212.net`
`122.at`
`212.tel`
`122.cn`
`221.us`
`122.kim`
`212.sk`
`221.one`
`122.run`
`122.co.il`
`122.co`
`212.ph`
`122.biz`
`122.dk`
`212.insure`
`221.net`
`212.com.ua`
`122.ru`
`221.es`
`221.co`
`122.one`

AI analysis

The parent of 60.221.72.3.in-addr.arpa, 27.221.72.3.in-addr.arpa, 4.221.72.3.in-addr.arpa, 229.221.72.3.in-addr.arpa, 167.221.72.3.in-addr.arpa, and a few other host names is 221.72.3.in-addr.arpa.

Four name servers, ns1-24-eu-central-1.ec2-rdns.amazonaws.com, ns2-24-eu-central-1.ec2-rdns.amazonaws.com, ns3-24-eu-central-1.ec2-rdns.amazonaws.com, and ns4-24-eu-central-1.ec2-rdns.amazonaws.com, are delegated to 221.72.3.in-addr.arpa.

The name servers of 221.72.3.in-addr.arpa are at least partially shared with other domains such as 217.65.3.in-addr.arpa, 139.157.18.in-addr.arpa, 29.58.52.in-addr.arpa, 78.28.52.in-addr.arpa, and 127.197.18.in-addr.arpa.

ns1-24-eu-central-1.ec2-rdns.amazonaws.com, ns2-24-eu-central-1.ec2-rdns.amazonaws.com, ns3-24-eu-central-1.ec2-rdns.amazonaws.com, and ns4-24-eu-central-1.ec2-rdns.amazonaws.com all point to different IP numbers: 205.251.197.150, 205.251.198.168, 205.251.193.98, and 205.251.195.215 respectively.

dbq