IPLIST.NET - 137.21.23.in-addr.arpa

Search for IP or hostnames:

137.21.23.in-addr.arpa checked at 2025-10-08T23:26:07.829Z 116ms 48/48/48 100% R:12

`137.21.23.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

158.137.21.23.in-addr.arpa

36.137.21.23.in-addr.arpa

238.137.21.23.in-addr.arpa

21.137.21.23.in-addr.arpa

76.137.21.23.in-addr.arpa

81.137.21.23.in-addr.arpa

27.137.21.23.in-addr.arpa

3.137.21.23.in-addr.arpa

157.137.21.23.in-addr.arpa

181.137.21.23.in-addr.arpa

55.137.21.23.in-addr.arpa

128.137.21.23.in-addr.arpa

240.137.21.23.in-addr.arpa

28.137.21.23.in-addr.arpa

222.137.21.23.in-addr.arpa

23.137.21.23.in-addr.arpa

193.137.21.23.in-addr.arpa

87.137.21.23.in-addr.arpa

255.137.21.23.in-addr.arpa

207.137.21.23.in-addr.arpa

228.137.21.23.in-addr.arpa

60.137.21.23.in-addr.arpa

78.137.21.23.in-addr.arpa

245.137.21.23.in-addr.arpa

142.137.21.23.in-addr.arpa

50.137.21.23.in-addr.arpa

219.137.21.23.in-addr.arpa

247.137.21.23.in-addr.arpa

152.137.21.23.in-addr.arpa

25.137.21.23.in-addr.arpa

16.137.21.23.in-addr.arpa

105.137.21.23.in-addr.arpa

216.137.21.23.in-addr.arpa

72.137.21.23.in-addr.arpa

40.137.21.23.in-addr.arpa

125.137.21.23.in-addr.arpa

Starts with same word

137.co

137.org

137.es

137.hu

137.me

137.nl

137.city

137.in-addr.arpa

137.ph

137.by

137.be

137.com

137.dk

137.it

137.ink

137.pl

137.rehab

137.tv

137.cl

137.co.jp

137.hk

137.online

137.la

137.at

137.info

137.ro

137.de

137.ca

Starts similarily

713.com

317.in

173.by

371.jp

173.cz

173.chat

137.la

317.fr

713.net

137.at

371.net

713.me

371.cz

317.limo

317.is

173.cl

173.us

713.eu

371.tv

731.eu

317.net

137.info

137.ro

137.de

731.net.cn

173.la

317.nl

137.ca

713.pl

731.de

713.in

137.co

317.us

317.com

137.org

371.company

173.one

317.it

173.host

317.ch

317.run

371.de

137.es

137.hu

173.org

173.biz

137.me

731.dk

137.nl

173.net

137.city

137.in-addr.arpa

173.jp

713.biz

713.mobi

317.today

731.com

317.tv

173.co

731.cn

137.ph

731.tv

317.ie

173.fr

137.by

713.ru

317.gr

173.nl

317.ink

173.eu

731.me

173.ca

173.cool

173.hk

173.cn

173.dk

137.be

137.com

173.de

713.de

137.dk

137.it

731.co.uk

173.io

173.me

137.ink

137.pl

371.com

731.cz

137.rehab

713.cn

173.in-addr.arpa

371.cn

317.de

713.dk

173.tv

137.tv

173.in

317.ru

173.com.ua

AI analysis

137.21.23.in-addr.arpa is a parent of 158.137.21.23.in-addr.arpa, 36.137.21.23.in-addr.arpa, 238.137.21.23.in-addr.arpa, 21.137.21.23.in-addr.arpa, 76.137.21.23.in-addr.arpa and a few other host names.

137.21.23.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.

137.21.23.in-addr.arpa at least partially shares name servers with other domains, including 107.219.3.in-addr.arpa, 219.84.54.in-addr.arpa, 67.54.52.in-addr.arpa, 2.226.3.in-addr.arpa and 115.146.54.in-addr.arpa.

Hostnames with a single IP:

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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