IPLIST.NET - 21.12.in-addr.arpa

Search for IP or hostnames:

21.12.in-addr.arpa checked at 2025-10-10T00:58:43.480Z 269ms 67/67/67 100% R:11

`21.12.in-addr.arpa`

NS	`cbru.br.ns.els-gms.att.net`
		A	2001:1890:1ff:9f0:68:94:156:132 ^{🇺🇸 AT&T US - 7018}
			PTR	`cbru.br.ns.els-gms.att.net`
		A	68.94.156.132^{🇺🇸 AT&T US - 7018}
			PTR	`cbru.br.ns.els-gms.att.net`
NS	`dbru.br.ns.els-gms.att.net`
		A	2001:1890:1ff:9f0:68:94:156:134 ^{🇺🇸 AT&T US - 7018}
			PTR	`dbru.br.ns.els-gms.att.net`
		A	68.94.156.134^{🇺🇸 AT&T US - 7018}
			PTR	`dbru.br.ns.els-gms.att.net`
NS	`cmtu.mt.ns.els-gms.att.net`
		A	2001:1890:1ff:9f1:99:99:99:132 ^{🇺🇸 AT&T US - 7018}
			PTR	`cmtu.mt.ns.els-gms.att.net`
		A	99.99.99.132^{🇺🇸 AT&T US - 7018}
			PTR	`cmtu.mt.ns.els-gms.att.net`
NS	`dmtu.mt.ns.els-gms.att.net`
		A	2001:1890:1ff:9f1:99:99:99:134 ^{🇺🇸 AT&T US - 7018}
			PTR	`dmtu.mt.ns.els-gms.att.net`
		A	99.99.99.134^{🇺🇸 AT&T US - 7018}
			PTR	`dmtu.mt.ns.els-gms.att.net`

`12.in-addr.arpa`

	NS	`cbru.br.ns.els-gms.att.net`
	NS	`dbru.br.ns.els-gms.att.net`
	NS	`cmtu.mt.ns.els-gms.att.net`
	NS	`dmtu.mt.ns.els-gms.att.net`

Up

228.21.12.in-addr.arpa

9.21.12.in-addr.arpa

93.21.12.in-addr.arpa

188.21.12.in-addr.arpa

Starts with same word

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.pw

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

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

Starts similarily

12.dyndns.tv

21.com.es

21.life

12.cm

21.run

21.pw

12.world

21.org.cn

12.by

21.net

12.org.ua

12.works

12.uz

21.la

21.ag

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.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

AI analysis

21.12.in-addr.arpa is a parent of 228.21.12.in-addr.arpa, 9.21.12.in-addr.arpa, 93.21.12.in-addr.arpa and 188.21.12.in-addr.arpa.

21.12.in-addr.arpa is delegated to four name servers: cbru.br.ns.els-gms.att.net, dbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net and dmtu.mt.ns.els-gms.att.net.

21.12.in-addr.arpa at least partially shares name servers with other domains, for example lifetime-income-solutions.com, ups.tw, structuredsettlementsnyl.com, 96-27.46.231.12.in-addr.arpa and goldpointpartners.com.

these name servers are commonly used with the following name servers: ns9.customer.level3.net, ns6.customer.level3.net, ns10.vwr.com, ns2.vwr.com, b23.ns.els-gms.att.net, m23.ns.els-gms.att.net, nsa.ups.com, nsb.ups.com, auth1.dns.cogentco.com and auth2.dns.cogentco.com.

Host names with two IP numbers:

cbru.br.ns.els-gms.att.net points to: 2001:1890:1ff:9f0:68:94:156:132 and 68.94.156.132

dbru.br.ns.els-gms.att.net points to: 2001:1890:1ff:9f0:68:94:156:134 and 68.94.156.134

cmtu.mt.ns.els-gms.att.net points to: 2001:1890:1ff:9f1:99:99:99:132 and 99.99.99.132

dmtu.mt.ns.els-gms.att.net points to: 2001:1890:1ff:9f1:99:99:99:134 and 99.99.99.134

dbq