WWW.ROBTEX.COM - 81.21.23.in-addr.arpa

Search for IP or hostnames:

81.21.23.in-addr.arpa checked at 2025-10-12T04:21:33.509Z 117ms 68/68/68 100% R:10

`81.21.23.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

53.81.21.23.in-addr.arpa

108.81.21.23.in-addr.arpa

12.81.21.23.in-addr.arpa

81.81.21.23.in-addr.arpa

156.81.21.23.in-addr.arpa

122.81.21.23.in-addr.arpa

165.81.21.23.in-addr.arpa

31.81.21.23.in-addr.arpa

246.81.21.23.in-addr.arpa

144.81.21.23.in-addr.arpa

171.81.21.23.in-addr.arpa

74.81.21.23.in-addr.arpa

216.81.21.23.in-addr.arpa

155.81.21.23.in-addr.arpa

244.81.21.23.in-addr.arpa

50.81.21.23.in-addr.arpa

32.81.21.23.in-addr.arpa

173.81.21.23.in-addr.arpa

10.81.21.23.in-addr.arpa

17.81.21.23.in-addr.arpa

112.81.21.23.in-addr.arpa

33.81.21.23.in-addr.arpa

149.81.21.23.in-addr.arpa

39.81.21.23.in-addr.arpa

200.81.21.23.in-addr.arpa

168.81.21.23.in-addr.arpa

207.81.21.23.in-addr.arpa

255.81.21.23.in-addr.arpa

151.81.21.23.in-addr.arpa

83.81.21.23.in-addr.arpa

152.81.21.23.in-addr.arpa

45.81.21.23.in-addr.arpa

193.81.21.23.in-addr.arpa

78.81.21.23.in-addr.arpa

60.81.21.23.in-addr.arpa

241.81.21.23.in-addr.arpa

160.81.21.23.in-addr.arpa

72.81.21.23.in-addr.arpa

252.81.21.23.in-addr.arpa

100.81.21.23.in-addr.arpa

99.81.21.23.in-addr.arpa

84.81.21.23.in-addr.arpa

75.81.21.23.in-addr.arpa

58.81.21.23.in-addr.arpa

0.81.21.23.in-addr.arpa

143.81.21.23.in-addr.arpa

217.81.21.23.in-addr.arpa

163.81.21.23.in-addr.arpa

176.81.21.23.in-addr.arpa

253.81.21.23.in-addr.arpa

Starts with same word

81.fyi

81.nu

81.no

81.ca

81.com.hk

81.cx

81.amsterdam

81.cn

81.cl

81.com

81.sk

81.co.uk

81.la

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81.se

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81.to

81.cool

81.plus

81.de

81.waw.pl

81.biz

81.chat

81.me

81.cz

81.ph

81.lt

81.pl

81.ws

Starts similarily

18.network

18.com.tw

18.com.pl

81.amsterdam

18.com.tr

18.amsterdam

81.cn

18.chat

18.dk

18.tech

81.cl

18.digital

18.ms

81.com

18.money

81.sk

18.show

18.cz

18.com.hk

18.nl

18.vip

81.co.uk

81.la

18.net.au

81.world

81.hk

81.se

18.fi

18.tv

81.cm

18.pe

18.rs

18.cn

81.fr

18.fyi

18.hu

18.hk

18.pl

81.cc

18.cl

81.org

18.ag

81.be

81.in-addr.arpa

18.dating

18.md

81.to

18.org

81.cool

18.fr

18.com

18.sk

81.plus

18.group

81.de

81.waw.pl

18.plus

81.biz

81.chat

81.me

18.kz

18.gen.tr

18.tl

81.cz

81.ph

81.lt

18.eu

18.de

81.pl

18.co

18.lt

18.app

18.tel

18.cool

18.uz

18.in-addr.arpa

81.ws

18.lc

18.gs

18.githubusercontent.com

81.fyi

81.nu

18.world

81.no

81.ca

81.com.hk

18.ph

18.watch

81.cx

18.com.cn

18.ca

18.cc

18.ws

AI analysis

81.21.23.in-addr.arpa is the parent of 53.81.21.23.in-addr.arpa, 108.81.21.23.in-addr.arpa, 12.81.21.23.in-addr.arpa, 81.81.21.23.in-addr.arpa, 156.81.21.23.in-addr.arpa and a few other host names.

81.21.23.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.

81.21.23.in-addr.arpa at least partially shares name servers with other domains such as 182.196.54.in-addr.arpa, 51.161.54.in-addr.arpa, 138.205.54.in-addr.arpa, 76.238.3.in-addr.arpa and 234.167.54.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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