MXLIST.NET - 21.231.18.in-addr.arpa

Search for IP or hostnames:

21.231.18.in-addr.arpa checked at 2025-11-04T18:39:35.119Z 111ms 48/48/48 100% R:9

`21.231.18.in-addr.arpa`

NS	`ns1-24-sa-east-1.ec2-rdns.amazonaws.com`
		A	205.251.195.251^{🇺🇸 Amazon}
			PTR	`ns-1019.awsdns-63.net`
NS	`ns2-24-sa-east-1.ec2-rdns.amazonaws.com`
		A	205.251.197.129^{🇺🇸 Amazon}
			PTR	`ns-1409.awsdns-48.org`
NS	`ns3-24-sa-east-1.ec2-rdns.amazonaws.com`
		A	205.251.198.92^{🇺🇸 Amazon}
			PTR	`ns-1628.awsdns-11.co.uk`
NS	`ns4-24-sa-east-1.ec2-rdns.amazonaws.com`
		A	205.251.193.7^{🇺🇸 Amazon}
			PTR	`ns-263.awsdns-32.com`

`231.18.in-addr.arpa`

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

Up

14.21.231.18.in-addr.arpa

222.21.231.18.in-addr.arpa

139.21.231.18.in-addr.arpa

112.21.231.18.in-addr.arpa

100.21.231.18.in-addr.arpa

235.21.231.18.in-addr.arpa

153.21.231.18.in-addr.arpa

232.21.231.18.in-addr.arpa

70.21.231.18.in-addr.arpa

28.21.231.18.in-addr.arpa

164.21.231.18.in-addr.arpa

18.21.231.18.in-addr.arpa

255.21.231.18.in-addr.arpa

5.21.231.18.in-addr.arpa

220.21.231.18.in-addr.arpa

185.21.231.18.in-addr.arpa

123.21.231.18.in-addr.arpa

61.21.231.18.in-addr.arpa

7.21.231.18.in-addr.arpa

Starts with same word

21.finance

21.ax

21.nu

21.business

21.casino

21.pl

21.ee

21.tv

21.partners

21.to

21.ie

21.photos

21.cc

21.fr

21.by

21.com.es

21.life

21.run

21.pw

21.org.cn

21.net

21.game

21.la

21.ag

21.diamonds

21.cn

21.de

21.training

21.ca

21.org

21.co.uk

21.vc

21.am

21.rs

21.com

21.bet

21.center

21.kz

21.web.app

21.su

21.network

21.si

21.ph

21.is

21.be

21.com.ua

21.pe

21.edu.ar

21.gg

21.capital

21.dk

21.email

21.sk

21.immo

21.cz

21.style

21.nl

21.agency

21.co

21.biz

21.lv

21.ru

21.co.za

Starts similarily

21.net

12.org.ua

12.works

21.game

12.uz

21.la

21.ag

21.diamonds

21.cn

21.de

21.training

12.com.pl

12.com

21.ca

12.ca

21.org

12.sh.cn

12.ru

21.co.uk

12.limo

21.vc

21.am

12.biz

21.rs

12.to

21.com

12.net

21.bet

12.at

21.center

21.kz

12.ws

12.s3.amazonaws.com

21.web.app

21.su

21.network

21.si

21.ph

12.lv

21.is

21.be

21.com.ua

12.cl

12.ph

12.ma

12.rs

21.pe

21.edu.ar

21.gg

21.capital

12.de

12.in-addr.arpa

21.dk

12.ag

21.email

12.kz

12.ie

12.com.ua

21.sk

12.cz

21.immo

12.eu

21.cz

12.uk

21.style

12.city

12.dk

21.nl

21.agency

12.org.ru

12.nu

21.co

21.biz

21.lv

21.ru

21.co.za

12.ai

21.finance

12.hk

21.ax

12.amsterdam

12.fr

21.nu

21.business

12.vc

21.casino

21.pl

21.ee

12.am

12.agency

12.digital

12.ac.cn

12.lt

21.tv

12.si

21.partners

21.to

21.ie

21.photos

21.cc

12.be

12.fi

12.cc

12.is

21.fr

12.chat

21.by

12.solutions

12.dyndns.tv

21.com.es

21.life

12.cm

AI analysis

The parent of 14.21.231.18.in-addr.arpa, 222.21.231.18.in-addr.arpa, 139.21.231.18.in-addr.arpa, 112.21.231.18.in-addr.arpa, 100.21.231.18.in-addr.arpa and a few other host names is 21.231.18.in-addr.arpa.

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

21.231.18.in-addr.arpa shares some name servers with other domains, for example 77.94.54.in-addr.arpa, 80.94.54.in-addr.arpa, 252.67.52.in-addr.arpa, 37.232.54.in-addr.arpa and 66.67.52.in-addr.arpa.

Host names with a single IP

ns1-24-sa-east-1.ec2-rdns.amazonaws.com resolves to 205.251.195.251

ns2-24-sa-east-1.ec2-rdns.amazonaws.com resolves to 205.251.197.129

ns3-24-sa-east-1.ec2-rdns.amazonaws.com resolves to 205.251.198.92

ns4-24-sa-east-1.ec2-rdns.amazonaws.com resolves to 205.251.193.7

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