DNSWHOIS.INFO - 21.251.147.in-addr.arpa

Search for IP or hostnames:

21.251.147.in-addr.arpa checked at 2025-10-31T13:32:09.495Z 309ms 50/50/50 100% R:11

`21.251.147.in-addr.arpa`

NS	`ns2.muni.cz`
		A	2001:718:801:406::10 ^{🇨🇿 CESNET2}
		A	147.251.6.10^{🇨🇿 CESNET2}
			PTR	`ns2.muni.cz`
			PTR	`dior.ics.muni.cz`
NS	`ns.muni.cz`
		A	2001:718:801:404::33 ^{🇨🇿 CESNET2}
			PTR	`ns.muni.cz`
			PTR	`ns.ics.muni.cz`
		A	147.251.4.33^{🇨🇿 CESNET2}
			PTR	`ns.muni.cz`
			PTR	`ns.ics.muni.cz`

`251.147.in-addr.arpa`

	NS	`ns2.muni.cz`
	NS	`ns.muni.cz`

Up

119.21.251.147.in-addr.arpa

154.21.251.147.in-addr.arpa

Starts with same word

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

21.com.es

21.life

21.run

21.org.cn

21.net

21.game

21.la

21.diamonds

21.cn

21.de

21.training

21.ca

21.org

21.co.uk

21.vc

21.am

21.rs

Starts similarily

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

21.game

12.uz

21.la

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.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

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

AI analysis

21.251.147.in-addr.arpa is a parent of 119.21.251.147.in-addr.arpa and 154.21.251.147.in-addr.arpa.

Two name servers ns2.muni.cz and ns.muni.cz handle the delegation for 21.251.147.in-addr.arpa.

21.251.147.in-addr.arpa shares the same name server setup as other domains, for example ugv.cz, ma.muni.cz, skm.muni.cz, 57.251.147.in-addr.arpa and elspac.org.

21.251.147.in-addr.arpa at least partially shares name servers with other domains, for example 49.251.147.in-addr.arpa, 42.251.147.in-addr.arpa, 96.251.147.in-addr.arpa, ceskyhudebnislovnik.cz and plagiaty.cz.

these name servers are commonly used with the following name servers: nsa.ces.net, anxur.fi.muni.cz, aisa.fi.muni.cz, cedric.unob.cz, vportal.unob.cz, ns2.phil.muni.cz, ns.phil.muni.cz, elanor.sci.muni.cz, fsslvt.fss.muni.cz and ns1.vetuni.cz.

Host names with two IP numbers:

ns2.muni.cz points to 2001:718:801:406::10 and 147.251.6.10.

ns.muni.cz points to 2001:718:801:404::33 and 147.251.4.33.

dbq