DNSWHOIS.INFO - 21.183.90.in-addr.arpa

Search for IP or hostnames:

21.183.90.in-addr.arpa checked at 2025-10-08T10:46:44.035Z 396ms 50/50/50 100% R:13

`21.183.90.in-addr.arpa`

NS	`dns.iol.cz`
		A	2a00:1028:100:102::61 ^{🇨🇿 O2-CZECH-REPUBLIC}
			PTR	`dns.iol.cz`
		A	194.228.2.61^{🇨🇿 O2-CZECH-REPUBLIC}
			PTR	`dns.iol.cz`
NS	`ns2.tel.cz`
		A	2a00:1028:1:205::2 ^{🇨🇿 O2-CZECH-REPUBLIC}
			PTR	`ns2.tel.cz`
		A	194.228.2.1^{🇨🇿 O2-CZECH-REPUBLIC}
			PTR	`ns2.tel.cz`

`183.90.in-addr.arpa`

	NS	`dns.iol.cz`
	NS	`ns2.tel.cz`

Up

82.21.183.90.in-addr.arpa

Starts with same word

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

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

Starts similarily

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

12.dyndns.tv

21.com.es

21.life

12.cm

AI analysis

21.183.90.in-addr.arpa is the parent of 82.21.183.90.in-addr.arpa.

21.183.90.in-addr.arpa is delegated to two name servers: dns.iol.cz and ns2.tel.cz.

21.183.90.in-addr.arpa uses the same name server setup as other domains such as 61.188.80.in-addr.arpa, 157.101.88.in-addr.arpa, ct.cz, 176.83.88.in-addr.arpa and o2extrapark.com.

21.183.90.in-addr.arpa shares name servers with other domains at least partially, for example bio-medica.eu.

These name servers are commonly used with ns1.ignum.cz.

Host names with two IP numbers:

dns.iol.cz points to 2a00:1028:100:102::61 and 194.228.2.61; ns2.tel.cz points to 2a00:1028:1:205::2 and 194.228.2.1.

dbq