WWW.ROBTEX.COM - 172.21.23.in-addr.arpa

Search for IP or hostnames:

172.21.23.in-addr.arpa checked at 2025-10-08T14:43:47.775Z 124ms 68/68/68 100% R:11

`172.21.23.in-addr.arpa`

NS	`ns1-24-us-east-1.ec2-rdns.amazonaws.com`
		A	205.251.197.231^{🇺🇸 Amazon}
			PTR	`ns-1511.awsdns-60.org`
NS	`ns2-24-us-east-1.ec2-rdns.amazonaws.com`
		A	205.251.198.46^{🇺🇸 Amazon}
			PTR	`ns-1582.awsdns-05.co.uk`
NS	`ns3-24-us-east-1.ec2-rdns.amazonaws.com`
		A	205.251.192.197^{🇺🇸 Amazon}
			PTR	`ns-197.awsdns-24.com`
NS	`ns4-24-us-east-1.ec2-rdns.amazonaws.com`
		A	205.251.195.169^{🇺🇸 Amazon}
			PTR	`ns-937.awsdns-53.net`

`21.23.in-addr.arpa`

	NS	`ns1-16-us-east-1.ec2-rdns.amazonaws.com`
	NS	`ns2-16-us-east-1.ec2-rdns.amazonaws.com`
	NS	`ns3-16-us-east-1.ec2-rdns.amazonaws.com`
	NS	`ns4-16-us-east-1.ec2-rdns.amazonaws.com`

Up

59.172.21.23.in-addr.arpa

132.172.21.23.in-addr.arpa

36.172.21.23.in-addr.arpa

88.172.21.23.in-addr.arpa

113.172.21.23.in-addr.arpa

184.172.21.23.in-addr.arpa

124.172.21.23.in-addr.arpa

65.172.21.23.in-addr.arpa

163.172.21.23.in-addr.arpa

80.172.21.23.in-addr.arpa

212.172.21.23.in-addr.arpa

84.172.21.23.in-addr.arpa

77.172.21.23.in-addr.arpa

128.172.21.23.in-addr.arpa

129.172.21.23.in-addr.arpa

50.172.21.23.in-addr.arpa

135.172.21.23.in-addr.arpa

69.172.21.23.in-addr.arpa

24.172.21.23.in-addr.arpa

102.172.21.23.in-addr.arpa

14.172.21.23.in-addr.arpa

177.172.21.23.in-addr.arpa

139.172.21.23.in-addr.arpa

71.172.21.23.in-addr.arpa

134.172.21.23.in-addr.arpa

242.172.21.23.in-addr.arpa

153.172.21.23.in-addr.arpa

46.172.21.23.in-addr.arpa

32.172.21.23.in-addr.arpa

7.172.21.23.in-addr.arpa

Starts with same word

172.ca

172.zone

172.ws

172.net

172.hk

172.la

172.nl

172.ch

172.fr

172.jp

172.org

172.in-addr.arpa

172.in

172.co

172.ph

172.ir

172.com

172.one

172.aero

172.de

172.us

172.it

172.tw

Starts similarily

271.cc

172.hk

127.hk

712.us

127.network

127.cn

712.at

217.com

127.no

721.pl

721.cz

271.ru

172.la

172.nl

271.in

721.tv

271.xyz

712.de

127.email

712.nl

172.ch

217.tv

127.dk

721.dk

172.fr

172.jp

721.cc

217.be

271.ir

712.cc

217.cn

172.org

712.it

172.in-addr.arpa

127.cc

271.co

721.studio

172.in

217.co

127.ca

721.co

217.de

127.ch

712.net

721.me

127.ru

712.fr

127.sunnyday.jp

271.ca

217.in-addr.arpa

712.jp

217.dk

127.it

172.co

127.fi

127.fr

172.ph

217.jp

127.wtf

712.cn

172.ir

172.com

172.one

172.aero

172.de

712.run

217.in

712.es

127.la

127.at

271.ph

217.ru

172.us

217.net

127.xxx

172.it

721.ph

271.jp

127.mx

721.cn

721.de

217.fr

127.in-addr.arpa

721.ru

172.tw

217.at

127.run

712.eu

172.ca

127.io

127.ink

712.lt

721.tw

712.com.cn

271.nl

271.spb.ru

271.com

271.ch

127.ath.cx

217.cc

127.pictures

127.jp

271.us

217.waw.pl

271.se

721.org

721.in

721.com

721.ink

217.es

721.net

712.cz

712.com

217.ca

127.cz

271.de

AI analysis

172.21.23.in-addr.arpa is the parent of 59.172.21.23.in-addr.arpa, 132.172.21.23.in-addr.arpa, 36.172.21.23.in-addr.arpa, 88.172.21.23.in-addr.arpa, 113.172.21.23.in-addr.arpa and a few other host names.

172.21.23.in-addr.arpa is delegated to four name servers: ns1-24-us-east-1.ec2-rdns.amazonaws.com, ns2-24-us-east-1.ec2-rdns.amazonaws.com, ns3-24-us-east-1.ec2-rdns.amazonaws.com and ns4-24-us-east-1.ec2-rdns.amazonaws.com.

172.21.23.in-addr.arpa at least partially shares name servers with other domains, for instance 140.147.54.in-addr.arpa, 1.70.52.in-addr.arpa, 47.91.3.in-addr.arpa, 146.6.52.in-addr.arpa and 242.152.54.in-addr.arpa.

Host names with one IP number: ns1-24-us-east-1.ec2-rdns.amazonaws.com points to 205.251.197.231; ns2-24-us-east-1.ec2-rdns.amazonaws.com points to 205.251.198.46; ns3-24-us-east-1.ec2-rdns.amazonaws.com points to 205.251.192.197; ns4-24-us-east-1.ec2-rdns.amazonaws.com points to 205.251.195.169.

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