DNSWHOIS.INFO - 21.221.3.in-addr.arpa

Search for IP or hostnames:

21.221.3.in-addr.arpa checked at 2025-10-14T02:34:23.123Z 192ms 48/48/48 100% R:10

`21.221.3.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`

`221.3.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

207.21.221.3.in-addr.arpa

86.21.221.3.in-addr.arpa

53.21.221.3.in-addr.arpa

27.21.221.3.in-addr.arpa

50.21.221.3.in-addr.arpa

225.21.221.3.in-addr.arpa

175.21.221.3.in-addr.arpa

163.21.221.3.in-addr.arpa

26.21.221.3.in-addr.arpa

16.21.221.3.in-addr.arpa

54.21.221.3.in-addr.arpa

200.21.221.3.in-addr.arpa

120.21.221.3.in-addr.arpa

168.21.221.3.in-addr.arpa

145.21.221.3.in-addr.arpa

229.21.221.3.in-addr.arpa

196.21.221.3.in-addr.arpa

20.21.221.3.in-addr.arpa

160.21.221.3.in-addr.arpa

201.21.221.3.in-addr.arpa

0.21.221.3.in-addr.arpa

143.21.221.3.in-addr.arpa

231.21.221.3.in-addr.arpa

185.21.221.3.in-addr.arpa

97.21.221.3.in-addr.arpa

122.21.221.3.in-addr.arpa

61.21.221.3.in-addr.arpa

230.21.221.3.in-addr.arpa

177.21.221.3.in-addr.arpa

18.21.221.3.in-addr.arpa

93.21.221.3.in-addr.arpa

241.21.221.3.in-addr.arpa

254.21.221.3.in-addr.arpa

30.21.221.3.in-addr.arpa

Starts with same word

21.center

21.kz

21.web.app

21.su

21.network

21.si

21.gen.tr

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

21.com.es

21.life

21.run

21.org.cn

21.net

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

Starts similarily

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.gen.tr

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

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

12.cm

21.run

12.world

21.org.cn

12.by

21.net

12.org.ua

12.works

12.uz

21.la

21.ag

21.diamonds

AI analysis

21.221.3.in-addr.arpa is the parent of 207.21.221.3.in-addr.arpa, 86.21.221.3.in-addr.arpa, 53.21.221.3.in-addr.arpa, 27.21.221.3.in-addr.arpa, 50.21.221.3.in-addr.arpa and a few other host names.

21.221.3.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.

21.221.3.in-addr.arpa shares name servers with other domains at least partially, for example 16.217.44.in-addr.arpa, 203.90.3.in-addr.arpa, 183.204.52.in-addr.arpa, 91.205.44.in-addr.arpa and 182.146.54.in-addr.arpa.

Host names 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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