DNSWHOIS.INFO - 51.33.72.in-addr.arpa

Search for IP or hostnames:

51.33.72.in-addr.arpa checked at 2025-10-25T09:28:07.263Z 209ms 76/76/76 100% R:11

`51.33.72.in-addr.arpa`

NS	`adns1.doit.wisc.edu`
		A	2607:f388::a53:1 ^{🇺🇸 University of Wisconsin - Madison}
			PTR	`adns1-v6.doit.wisc.edu`
		A	2607:f388:2:2001::100a ^{🇺🇸 University of Wisconsin - Madison}
			PTR	`adns1.doit.wisc.edu`
		A	144.92.9.21^{🇺🇸 University of Wisconsin - Madison}
			PTR	`adns1.doit.wisc.edu`
NS	`adns2.doit.wisc.edu`
		A	2607:f388::a53:2 ^{🇺🇸 University of Wisconsin - Madison}
			PTR	`adns2-v6.doit.wisc.edu`
		A	2607:f388:d:2::1006 ^{🇺🇸 University of Wisconsin - Madison}
			PTR	`adns2.doit.wisc.edu`
		A	144.92.20.99^{🇺🇸 University of Wisconsin - Madison}
			PTR	`adns2.doit.wisc.edu`
NS	`adns3.doit.wisc.edu`
		A	2607:f388::a53:3 ^{🇺🇸 University of Wisconsin - Madison}
			PTR	`adns3-v6.doit.wisc.edu`
		A	2607:f388:2:2001::100b ^{🇺🇸 University of Wisconsin - Madison}
			PTR	`adns3.doit.wisc.edu`
		A	144.92.104.21^{🇺🇸 University of Wisconsin - Madison}
			PTR	`adns3.doit.wisc.edu`
NS	`adns4.doit.wisc.edu`
		A	2620:0:d60:6::12 ^{🇺🇸 Rutgers University}
			PTR	`adns4.doit.wisc.edu`
		A	128.6.1.132^{🇺🇸 Rutgers University}
			PTR	`adns4.doit.wisc.edu`

`33.72.in-addr.arpa`

	NS	`adns1.doit.wisc.edu`
	NS	`adns2.doit.wisc.edu`
	NS	`adns3.doit.wisc.edu`
	NS	`adns4.doit.wisc.edu`

Starts with same word

51.ru

51.gs

51.is

51.eu

51.cool

51.biz

51.no

51.vg

51.tv

51.gold

51.be

51.org

51.su

51.am

51.ie

51.cc

51.fr

51.pl

51.ca

51.nu

51.fyi

51.al

51.com.ua

51.lv

51.net

51.la

51.in-addr.arpa

51.fi

51.school

51.bet

51.hk

51.ro

51.dp.ua

51.com

51.wf

51.ph

51.se

51.com.br

51.com.tr

51.ws

51.com.hk

51.lt

51.hu

51.wtf

51.world

51.com.tw

51.de

51.cz

51.chat

51.win

Starts similarily

15.gold

15.tel

51.com.hk

51.lt

15.cn

51.hu

15.nl

15.ie

51.wtf

15.com.ua

15.in-addr.arpa

51.world

15.com.tw

51.com.tw

51.de

15.ro

15.se

51.cz

51.chat

15.am

15.ae

51.win

51.ru

15.graphics

51.gs

15.io

51.is

15.app

15.biz

51.eu

51.cool

15.com.tr

51.biz

51.no

51.vg

51.tv

15.ca

15.uk

15.cl

15.rs

51.gold

51.be

51.org

15.wtf

15.fyi

15.net

15.pl

15.cz

51.su

51.am

15.sk

51.ie

51.cc

51.fr

15.su

51.pl

15.no

51.ca

51.nu

15.is

15.eu

15.hu

15.by

51.fyi

15.ai

15.business

15.org.ua

51.al

51.com.ua

15.football

15.be

51.lv

15.fi

15.energy

51.net

51.la

15.com

51.in-addr.arpa

15.org

51.fi

51.school

51.bet

15.chat

15.la

15.xyz

51.hk

15.com.mx

51.ro

15.ph

51.dp.ua

51.com

15.lv

15.de

51.wf

51.ph

51.se

51.com.br

51.com.tr

51.ws

AI analysis

51.33.72.in-addr.arpa is delegated to four name servers: adns1.doit.wisc.edu, adns2.doit.wisc.edu, adns3.doit.wisc.edu and adns4.doit.wisc.edu.

51.33.72.in-addr.arpa shares name servers with other domains at least partially, for example 119.151.146.in-addr.arpa, uwmrrc.wisc.edu, rcbc.wisc.edu, edsci.wisc.edu and orthorehab.wisc.edu.

These name servers are commonly used with the name servers ns-ext1.hosp.wisc.edu and ns-ext2.hosp.wisc.edu.

Host names with three IP numbers:

Host adns1.doit.wisc.edu points to: 2607:f388::a53:1, 2607:f388:2:2001::100a and 144.92.9.21.

Host adns2.doit.wisc.edu points to: 2607:f388::a53:2, 2607:f388:d:2::1006 and 144.92.20.99.

Host adns3.doit.wisc.edu points to: 2607:f388::a53:3, 2607:f388:2:2001::100b and 144.92.104.21.

Host names with two IP numbers:

Host adns4.doit.wisc.edu points to: 2620:0:d60:6::12 and 128.6.1.132.

Pattern note: three-IP blocks contain three targets each, numbers rising by 3; first of each block is 12 higher than the first of the previous block.

dbq