NSLIST.NET - 81.137.in-addr.arpa

Search for IP or hostnames:

81.137.in-addr.arpa checked at 2025-10-27T08:57:05.127Z 723ms 56/56/56 100% R:19

`81.137.in-addr.arpa`

NS	`uwsuper-ns1.uwsuper.edu`
		A	137.81.1.23^{🇺🇸 University of Wisconsin System}
			PTR	`uwsuper-ns1.uwsuper.edu`
NS	`uwsuper-ns2.uwsuper.edu`
		A	137.81.1.24^{🇺🇸 University of Wisconsin System}
			PTR	`uwsuper-ns2.uwsuper.edu`
NS	`adns-1.uwsys.net`
		A	2600:1d00::a53:1 ^{🇺🇸 University of Wisconsin System}
			PTR	`adns-1.uwsys.net`
		A	143.235.32.249^{🇺🇸 University of Wisconsin System}
			PTR	`adns-1.uwsys.net`
NS	`adns-2.uwsys.net`
		A	2600:1d00::a53:2 ^{🇺🇸 University of Wisconsin System}
			PTR	`adns-2.uwsys.net`
		A	143.235.32.250^{🇺🇸 University of Wisconsin System}
			PTR	`adns-2.uwsys.net`

`137.in-addr.arpa`

	NS	`r.arin.net`
	NS	`u.arin.net`
	NS	`x.arin.net`
	NS	`y.arin.net`
	NS	`z.arin.net`
	NS	`arin.authdns.ripe.net`

Starts with same word

81.co.uk

81.la

81.world

81.hk

81.se

81.cm

81.fr

81.cc

81.org

81.be

81.in-addr.arpa

81.to

81.cool

81.plus

81.de

81.waw.pl

81.biz

81.chat

81.me

81.gs

81.cz

81.ph

81.lt

81.pl

81.ws

81.fyi

81.nu

81.no

81.ca

81.com.hk

81.cx

81.amsterdam

81.cn

81.cl

81.com

81.sk

Starts similarily

18.ph

18.watch

81.cx

18.com.cn

18.ca

18.ws

18.network

18.com.tw

18.com.pl

81.amsterdam

18.com.tr

18.amsterdam

81.cn

18.chat

18.dk

18.tech

81.cl

18.digital

18.ms

81.com

18.money

81.sk

18.show

18.cz

18.com.hk

18.nl

18.vip

81.co.uk

81.la

18.net.au

81.world

81.hk

81.se

18.fi

18.tv

81.cm

18.pe

18.rs

18.cn

81.fr

18.hu

18.hk

18.pl

81.cc

18.cl

81.org

81.be

81.in-addr.arpa

18.dating

18.md

81.to

18.org

81.cool

18.fr

18.com

18.sk

81.plus

18.group

81.de

81.waw.pl

18.plus

81.biz

81.chat

81.me

18.kz

81.gs

18.tl

18.al

81.cz

81.ph

81.lt

18.eu

81.pl

18.lt

18.app

18.tel

18.cool

18.uz

18.no

18.in-addr.arpa

81.ws

18.lc

18.githubusercontent.com

81.fyi

81.nu

18.world

81.no

81.ca

81.com.hk

AI analysis

81.137.in-addr.arpa delegates to four name servers: uwsuper-ns1.uwsuper.edu, uwsuper-ns2.uwsuper.edu, adns-1.uwsys.net and adns-2.uwsys.net.

81.137.in-addr.arpa at least partially shares name servers with other domains, for instance uwstout.org, boreas.net, 235.143.in-addr.arpa, 13.144.in-addr.arpa and uwsuper.edu.

these name servers are commonly used with pathfinder.uwstout.edu, dns1.uwlax.edu, ns-1.uwgb.edu, ns-2.uwgb.edu, ns.uwex.edu, ns1.it.uwosh.edu, ns2.it.uwosh.edu, ns3.it.uwosh.edu, ns3.dr.uwplatt.edu and hal.oit.uwplatt.edu.

Host names with two IP numbers:

adns-1.uwsys.net points to: 2600:1d00::a53:1 and 143.235.32.249

adns-2.uwsys.net points to: 2600:1d00::a53:2 and 143.235.32.250

Host names with one IP number:

uwsuper-ns1.uwsuper.edu points to: 137.81.1.23

uwsuper-ns2.uwsuper.edu points to: 137.81.1.24

dbq