DNSWHOIS.INFO - 251.21.100.in-addr.arpa

Search for IP or hostnames:

251.21.100.in-addr.arpa checked at 2025-11-22T17:23:54.337Z 101ms 48/48/48 100% R:12 allDone:true timedOut:false

`251.21.100.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

225.251.21.100.in-addr.arpa

1.251.21.100.in-addr.arpa

59.251.21.100.in-addr.arpa

63.251.21.100.in-addr.arpa

152.251.21.100.in-addr.arpa

133.251.21.100.in-addr.arpa

190.251.21.100.in-addr.arpa

121.251.21.100.in-addr.arpa

48.251.21.100.in-addr.arpa

183.251.21.100.in-addr.arpa

212.251.21.100.in-addr.arpa

Starts with same word

251.cz

251.cc

251.fr

251.eu

251.com

251.at

251.us

251.ca

251.de

251.pl

251.me

251.ru

251.sh

251.nl

251.ph

251.in

Starts similarily

152.com

251.de

512.io

152.pl

251.pl

215.ru

521.one

521.com

215.la

152.org

521.jp

521.plus

512.pizza

251.me

125.es

125.ge

512.ink

152.fr

125.eu

251.ru

521.cafe

152.us

125.ch

512.tokyo

152.life

521.ru

152.be

521.cc

512.nl

512.it

521.gold

125.net

125.ru

152.tv

521.be

152.com.au

215.io

512.zone

125.vn

521.cn

521.xyz

512.cc

512.kz

125.in-addr.arpa

521.center

215.life

125.la

125.jp

512.net

125.at

152.io

251.sh

125.fr

251.nl

512.com.do

512.be

125.name

215.in-addr.arpa

125.de

125.com

521.at

512.bike

512.biz

215.cn

125.nyc

152.co.il

251.ph

251.in

152.tel

125.ir

512.fr

215.pl

125.pl

512.ch

512.consulting

215.fr

512.solar

125.ovh

125.cc

521.co

251.cz

512.vin

125.tel

251.cc

125.be

521.it

125.cz

152.in

251.fr

521.moe

215.eu

125.in

215.tel

215.be

215.tech

152.jp

521.design

215.ir

251.eu

521.in

AI analysis

251.21.100.in-addr.arpa is a parent of 225.251.21.100.in-addr.arpa, 1.251.21.100.in-addr.arpa, 59.251.21.100.in-addr.arpa, 63.251.21.100.in-addr.arpa, 152.251.21.100.in-addr.arpa and a few other host names.

251.21.100.in-addr.arpa is delegated to 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.

251.21.100.in-addr.arpa at least partially shares name servers with other domains, including 250.90.35.in-addr.arpa, 183.40.52.in-addr.arpa, 171.165.35.in-addr.arpa, 197.228.44.in-addr.arpa and 211.185.54.in-addr.arpa.

Hostnames with a single 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

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