DNSWHOIS.INFO - 21.155.131.in-addr.arpa

Search for IP or hostnames:

21.155.131.in-addr.arpa checked at 2025-10-07T06:41:30.124Z 690ms 53/53/53 100% R:11

`21.155.131.in-addr.arpa`

NS	`ns1.tue.nl`
		A	2001:610:1108:2::3 ^{🇳🇱 SURF}
			PTR	`ns1.tue.nl`
		A	131.155.2.3^{🇳🇱 AS-TUE}
			PTR	`ns1.tue.nl`
NS	`ns2.tue.nl`
		A	2001:610:1108:3::3 ^{🇳🇱 SURF}
			PTR	`ns2.tue.nl`
		A	131.155.3.3^{🇳🇱 AS-TUE}
			PTR	`ns2.tue.nl`
NS	`ns3.tue.nl`
		A	130.89.2.7^{🇳🇱 University Twente}
			PTR	`ns3.tue.nl`

`155.131.in-addr.arpa`

	NS	`ns1.tue.nl`
	NS	`ns2.tue.nl`
	NS	`ns3.tue.nl`

Up

198.21.155.131.in-addr.arpa

167.21.155.131.in-addr.arpa

Starts with same word

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

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

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

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

AI analysis

21.155.131.in-addr.arpa is a parent of 198.21.155.131.in-addr.arpa and 167.21.155.131.in-addr.arpa.

21.155.131.in-addr.arpa is delegated to three name servers ns1.tue.nl, ns2.tue.nl and ns3.tue.nl.

21.155.131.in-addr.arpa at least partially shares name servers with other domains, for instance vpn.tue.nl, 86.155.131.in-addr.arpa, 54.155.131.in-addr.arpa, wcmplayer.tue.nl and win.tue.nl.

these name servers are commonly used alongside ns1.surfnet.nl.

Hosts with two IP numbers:

ns1.tue.nl points to: 2001:610:1108:2::3 and 131.155.2.3.

ns2.tue.nl points to: 2001:610:1108:3::3 and 131.155.3.3.

Hosts with one IP number:

ns3.tue.nl points to: 130.89.2.7.

dbq