DNSWHOIS.INFO - 20.104.128.in-addr.arpa

Search for IP or hostnames:

20.104.128.in-addr.arpa checked at 2025-09-06T16:54:58.705Z 162ms 76/76/76 100% R:16

`20.104.128.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`

`104.128.in-addr.arpa`

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

Up
`18.20.104.128.in-addr.arpa`
`45.20.104.128.in-addr.arpa`
`62.20.104.128.in-addr.arpa`
`34.20.104.128.in-addr.arpa`
`82.20.104.128.in-addr.arpa`

Starts with same word
`20.cl`
`20.am`
`20.se`
`20.nu`
`20.kz`
`20.in-addr.arpa`
`20.org`
`20.to`
`20.co.kr`
`20.no`
`20.la`
`20.pl`
`20.gs`
`20.cc`
`20.com`
`20.gifts`
`20.de`
`20.lv`
`20.nl`
`20.sk`
`20.dk`
`20.fyi`
`20.fi`
`20.ua`
`20.tel`
`20.net`
`20.eu`
`20.world`
`20.run`
`20.be`
`20.amsterdam`
`20.ca`
`20.com.ua`
`20.estate`
`20.ms`
`20.vision`
`20.ie`
`20.biz`
`20.co.uk`
`20.vc`

Starts similarily
`20.gs`
`20.cc`
`02.ru`
`20.com`
`20.gifts`
`20.de`
`20.lv`
`02.ag`
`20.nl`
`02.no`
`20.sk`
`20.dk`
`20.fyi`
`20.fi`
`02.dk`
`20.ua`
`02.cl`
`02.gay`
`20.tel`
`20.net`
`20.eu`
`02.nl`
`20.world`
`02.sk`
`02.link`
`02.am`
`02.si`
`02.fr`
`02.hu`
`20.run`
`02.network`
`02.kz`
`20.be`
`02.cm`
`02.cc`
`20.amsterdam`
`02.app`
`20.ca`
`20.com.ua`
`02.fitness`
`20.estate`
`20.ms`
`02.lv`
`20.vision`
`02.co`
`02.su`
`02.net`
`20.ie`
`02.gen.tr`
`02.co.uk`
`02.to`
`20.biz`
`20.co.uk`
`20.vc`
`20.cl`
`02.be`
`02.ca`
`20.am`
`20.se`
`20.nu`
`02.se`
`20.kz`
`02.com.pl`
`02.com.tr`
`02.vc`
`20.in-addr.arpa`
`02.tv`
`02.eu`
`02.tel`
`02.com.tw`
`20.org`
`02.world`
`20.to`
`20.co.kr`
`20.no`
`02.cz`
`20.la`
`02.fi`
`02.mk`
`02.ro`
`02.de`
`20.pl`
`02.pl`
`02.org`
`02.cn`

AI analysis

The parent of 18.20.104.128.in-addr.arpa, 45.20.104.128.in-addr.arpa, 62.20.104.128.in-addr.arpa, 34.20.104.128.in-addr.arpa, and 82.20.104.128.in-addr.arpa is 20.104.128.in-addr.arpa.

Four name servers, adns1.doit.wisc.edu, adns2.doit.wisc.edu, adns3.doit.wisc.edu, and adns4.doit.wisc.edu, are delegated to 20.104.128.in-addr.arpa.

The domain 20.104.128.in-addr.arpa partially shares its name servers with other domains such as readingthai.wisc.edu, sustainability.wisc.edu, 250.92.144.in-addr.arpa, 0.1.8.8.3.f.7.0.6.2.ip6.arpa, and searchwisconsinidea.wisc.edu.

adns1.doit.wisc.edu, adns2.doit.wisc.edu, and adns3.doit.wisc.edu each point to three IP numbers: 2607:f388::a53:1, 2607:f388:2:2001::100a, 144.92.9.21; 2607:f388::a53:2, 2607:f388:d:2::1006, 144.92.20.99; 2607:f388::a53:3, 2607:f388:2:2001::100b, 144.92.104.21 respectively. adns4.doit.wisc.edu points to two IP numbers: 2620:0:d60:6::12 and 128.6.1.132.

dbq