IPLIST.NET - 81.169.38.in-addr.arpa

Search for IP or hostnames:

81.169.38.in-addr.arpa checked at 2025-10-10T20:41:16.563Z 301ms 47/47/47 100% R:9

`81.169.38.in-addr.arpa`

NS	`auth1.dns.cogentco.com`
		A	2001:550:1:a::d ^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth1.dns.cogentco.com`
		A	66.28.0.14^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth1.dns.cogentco.com`
NS	`auth2.dns.cogentco.com`
		A	2001:550:1:b::d ^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth2.dns.cogentco.com`
		A	66.28.0.30^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth2.dns.cogentco.com`

`169.38.in-addr.arpa`

	NS	`auth1.dns.cogentco.com`
	NS	`auth2.dns.cogentco.com`

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.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.world

81.no

81.ca

81.com.hk

18.ph

18.watch

81.cx

18.com.cn

18.ca

18.cc

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

18.ag

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

18.gen.tr

18.tl

81.cz

81.ph

81.lt

18.eu

18.de

81.pl

18.co

18.lt

18.app

18.tel

18.cool

18.uz

18.in-addr.arpa

81.ws

18.lc

18.gs

18.githubusercontent.com

81.fyi

81.nu

AI analysis

81.169.38.in-addr.arpa is delegated to two name servers: auth1.dns.cogentco.com and auth2.dns.cogentco.com.

81.169.38.in-addr.arpa uses the same name server setup as other domains such as 152.253.38.in-addr.arpa, cmh02.atlas.cogentco.com, 182.7.204.in-addr.arpa, 15.110.38.in-addr.arpa and 130.73.38.in-addr.arpa.

81.169.38.in-addr.arpa shares name servers with other domains at least partially, for example schneiderjobs.com, gsb.columbia.edu, wincraftsports.com, schneidertech.com and radio-eins.de.

these name servers are often used with the following: cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, nsa.ups.com, nsb.ups.com, ns1.vodafone-ip.de, ns2.vodafone-ip.de, ext-ns1.columbia.edu, auth4.dns.cogentco.com, auth5.dns.cogentco.com and pulsar2.hbci.com.

Host names with two IP numbers:

auth1.dns.cogentco.com points to 2001:550:1:a::d and 66.28.0.14; auth2.dns.cogentco.com points to 2001:550:1:b::d and 66.28.0.30.

dbq