IPLIST.NET - 81.21.51.in-addr.arpa

Search for IP or hostnames:

81.21.51.in-addr.arpa checked at 2025-10-05T03:47:18.951Z 129ms 48/48/48 100% R:11

`81.21.51.in-addr.arpa`

NS	`ns1-24-eu-north-1.ec2-rdns.amazonaws.com`
		A	205.251.196.175^{🇺🇸 Amazon}
			PTR	`ns-1199.awsdns-21.org`
NS	`ns2-24-eu-north-1.ec2-rdns.amazonaws.com`
		A	205.251.199.159^{🇺🇸 Amazon}
			PTR	`ns-1951.awsdns-51.co.uk`
NS	`ns3-24-eu-north-1.ec2-rdns.amazonaws.com`
		A	205.251.193.119^{🇺🇸 Amazon}
			PTR	`ns-375.awsdns-46.com`
NS	`ns4-24-eu-north-1.ec2-rdns.amazonaws.com`
		A	205.251.195.162^{🇺🇸 Amazon}
			PTR	`ns-930.awsdns-52.net`

`21.51.in-addr.arpa`

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

Up

27.81.21.51.in-addr.arpa

37.81.21.51.in-addr.arpa

78.81.21.51.in-addr.arpa

47.81.21.51.in-addr.arpa

221.81.21.51.in-addr.arpa

2.81.21.51.in-addr.arpa

74.81.21.51.in-addr.arpa

215.81.21.51.in-addr.arpa

191.81.21.51.in-addr.arpa

161.81.21.51.in-addr.arpa

101.81.21.51.in-addr.arpa

Starts with same word

81.fr

81.cc

81.org

81.be

81.in-addr.arpa

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

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

81.world

81.hk

81.se

81.cm

Starts similarily

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

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.hu

18.hk

18.pl

81.cc

18.cl

81.org

18.ag

81.be

AI analysis

81.21.51.in-addr.arpa is a parent of 27.81.21.51.in-addr.arpa, 37.81.21.51.in-addr.arpa, 78.81.21.51.in-addr.arpa, 47.81.21.51.in-addr.arpa, 221.81.21.51.in-addr.arpa and a few other host names.

81.21.51.in-addr.arpa's delegation is handled by four name servers: ns1-24-eu-north-1.ec2-rdns.amazonaws.com, ns2-24-eu-north-1.ec2-rdns.amazonaws.com, ns3-24-eu-north-1.ec2-rdns.amazonaws.com and ns4-24-eu-north-1.ec2-rdns.amazonaws.com.

81.21.51.in-addr.arpa partially shares name servers with other domains; examples include 84.53.13.in-addr.arpa, 136.49.13.in-addr.arpa, 200.20.51.in-addr.arpa, 168.48.13.in-addr.arpa and 220.61.13.in-addr.arpa.

Host names with one IP:

ns1-24-eu-north-1.ec2-rdns.amazonaws.com points to 205.251.196.175

ns2-24-eu-north-1.ec2-rdns.amazonaws.com points to 205.251.199.159

ns3-24-eu-north-1.ec2-rdns.amazonaws.com points to 205.251.193.119

ns4-24-eu-north-1.ec2-rdns.amazonaws.com points to 205.251.195.162

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