DNSWHOIS.INFO - 21.181.18.in-addr.arpa

Search for IP or hostnames:

21.181.18.in-addr.arpa checked at 2025-10-26T16:28:37.273Z 111ms 48/48/48 100% R:10

`21.181.18.in-addr.arpa`

NS	`ns1-24-ap-northeast-1.ec2-rdns.amazonaws.com`
		A	205.251.197.185^{🇺🇸 Amazon}
			PTR	`ns-1465.awsdns-55.org`
NS	`ns2-24-ap-northeast-1.ec2-rdns.amazonaws.com`
		A	205.251.199.32^{🇺🇸 Amazon}
			PTR	`ns-1824.awsdns-36.co.uk`
NS	`ns3-24-ap-northeast-1.ec2-rdns.amazonaws.com`
		A	205.251.193.176^{🇺🇸 Amazon}
			PTR	`ns-432.awsdns-54.com`
NS	`ns4-24-ap-northeast-1.ec2-rdns.amazonaws.com`
		A	205.251.195.220^{🇺🇸 Amazon}
			PTR	`ns-988.awsdns-59.net`

`181.18.in-addr.arpa`

	NS	`ns1-16-ap-northeast-1.ec2-rdns.amazonaws.com`
	NS	`ns2-16-ap-northeast-1.ec2-rdns.amazonaws.com`
	NS	`ns3-16-ap-northeast-1.ec2-rdns.amazonaws.com`
	NS	`ns4-16-ap-northeast-1.ec2-rdns.amazonaws.com`

Up

116.21.181.18.in-addr.arpa

187.21.181.18.in-addr.arpa

197.21.181.18.in-addr.arpa

230.21.181.18.in-addr.arpa

76.21.181.18.in-addr.arpa

236.21.181.18.in-addr.arpa

188.21.181.18.in-addr.arpa

9.21.181.18.in-addr.arpa

181.21.181.18.in-addr.arpa

158.21.181.18.in-addr.arpa

20.21.181.18.in-addr.arpa

33.21.181.18.in-addr.arpa

29.21.181.18.in-addr.arpa

209.21.181.18.in-addr.arpa

244.21.181.18.in-addr.arpa

51.21.181.18.in-addr.arpa

184.21.181.18.in-addr.arpa

157.21.181.18.in-addr.arpa

168.21.181.18.in-addr.arpa

139.21.181.18.in-addr.arpa

218.21.181.18.in-addr.arpa

67.21.181.18.in-addr.arpa

186.21.181.18.in-addr.arpa

220.21.181.18.in-addr.arpa

Starts with same word

21.com.es

21.life

21.run

21.org.cn

21.net

21.la

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

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

Starts similarily

12.world

21.org.cn

12.by

21.net

12.org.ua

12.works

12.uz

21.la

21.diamonds

21.cn

21.de

21.training

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

12.la

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.com.ua

21.sk

12.cz

21.immo

12.eu

21.cz

12.uk

12.life

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

AI analysis

The parent of 116.21.181.18.in-addr.arpa, 187.21.181.18.in-addr.arpa, 197.21.181.18.in-addr.arpa, 230.21.181.18.in-addr.arpa, 76.21.181.18.in-addr.arpa and a few other host names is 21.181.18.in-addr.arpa.

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

21.181.18.in-addr.arpa shares some name servers with other domains, for example 225.197.52.in-addr.arpa, 129.238.54.in-addr.arpa, 164.75.35.in-addr.arpa, 152.199.52.in-addr.arpa and 219.198.52.in-addr.arpa.

Host names with a single IP

ns1-24-ap-northeast-1.ec2-rdns.amazonaws.com resolves to 205.251.197.185

ns2-24-ap-northeast-1.ec2-rdns.amazonaws.com resolves to 205.251.199.32

ns3-24-ap-northeast-1.ec2-rdns.amazonaws.com resolves to 205.251.193.176

ns4-24-ap-northeast-1.ec2-rdns.amazonaws.com resolves to 205.251.195.220

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