IPLIST.NET - 21.79.80.in-addr.arpa

Search for IP or hostnames:

21.79.80.in-addr.arpa checked at 2025-10-09T05:42:10.957Z 285ms 57/57/57 100% R:12

`21.79.80.in-addr.arpa`

NS	`ns1.master.cz`
		A	2a01:430:100:16::2 ^{🇨🇿 MasterDC}
			PTR	`ns1.master.cz`
		A	81.31.33.23^{🇨🇿 MasterDC}
			PTR	`ns1.master.cz`
NS	`ns2.master.cz`
		A	2a01:430:200:b::2 ^{🇨🇿 MasterDC}
			PTR	`ns2.master.cz`
		A	81.31.33.6^{🇨🇿 MasterDC}
			PTR	`ns2.master.cz`
NS	`ns3.master.cz`
		A	2a00:ca8:8000::c0de ^{🇨🇿 PODA}
			PTR	`ns3.master.cz`
		A	82.209.3.134^{🇨🇿 PODA}
			PTR	`ns3.master.cz`

Up

3.21.79.80.in-addr.arpa

255.21.79.80.in-addr.arpa

67.21.79.80.in-addr.arpa

27.21.79.80.in-addr.arpa

2.21.79.80.in-addr.arpa

31.21.79.80.in-addr.arpa

50.21.79.80.in-addr.arpa

56.21.79.80.in-addr.arpa

117.21.79.80.in-addr.arpa

53.21.79.80.in-addr.arpa

90.21.79.80.in-addr.arpa

39.21.79.80.in-addr.arpa

30.21.79.80.in-addr.arpa

23.21.79.80.in-addr.arpa

60.21.79.80.in-addr.arpa

46.21.79.80.in-addr.arpa

68.21.79.80.in-addr.arpa

15.21.79.80.in-addr.arpa

63.21.79.80.in-addr.arpa

122.21.79.80.in-addr.arpa

35.21.79.80.in-addr.arpa

66.21.79.80.in-addr.arpa

72.21.79.80.in-addr.arpa

14.21.79.80.in-addr.arpa

43.21.79.80.in-addr.arpa

Starts with same word

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

21.dk

21.email

Starts similarily

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

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

AI analysis

21.79.80.in-addr.arpa is a parent of 3.21.79.80.in-addr.arpa, 255.21.79.80.in-addr.arpa, 67.21.79.80.in-addr.arpa, 27.21.79.80.in-addr.arpa and 2.21.79.80.in-addr.arpa, plus a few other host names.

The domain 21.79.80.in-addr.arpa is delegated to three name servers: ns1.master.cz, ns2.master.cz and ns3.master.cz.

21.79.80.in-addr.arpa shares name servers with other domains at least partially, for instance 254.167.83.in-addr.arpa, 207.93.77.in-addr.arpa, 215.93.77.in-addr.arpa, 40.238.178.in-addr.arpa and f.5.2.0.0.3.4.0.1.0.a.2.ip6.arpa.

these name servers are commonly used together with ns1.westmaster.com and ns2.westmaster.com.

Host names with two IP numbers:

ns1.master.cz points to 2a01:430:100:16::2 and 81.31.33.23

ns2.master.cz points to 2a01:430:200:b::2 and 81.31.33.6

ns3.master.cz points to 2a00:ca8:8000::c0de and 82.209.3.134

dbq