IPLIST.NET - 81.173.65.in-addr.arpa

Search for IP or hostnames:

81.173.65.in-addr.arpa checked at 2025-10-15T06:06:53.779Z 177ms 72/72/72 100% R:12

`81.173.65.in-addr.arpa`

NS	`dns1.utelfla.com`
		A	63.150.72.4^{🇺🇸 Lumen AS209}
			PTR	`authns1.centurylink.net`
			PTR	`authns1.qwest.net`
			PTR	`authns1.lumen.tech`
MX	`mail.embarqservices.net`
		A	209.26.88.20^{🇺🇸 AS2379}
			PTR	`mail.embarqservices.net`
NS	`ns10.embarqservices.net`
		A	208.44.130.120^{🇺🇸 Lumen AS209}
			PTR	`authns2.centurylink.net`
			PTR	`authns2.qwest.net`
			PTR	`authns2.lumen.tech`
NS	`authns1.qwest.net`
		A	2001:428::5 ^{🇺🇸 Lumen AS209}
			PTR	`authns1.qwest.net`
		A	63.150.72.4^{🇺🇸 Lumen AS209}
			PTR	`authns1.centurylink.net`
			PTR	`authns1.qwest.net`
			PTR	`authns1.lumen.tech`
NS	`authns2.qwest.net`
		A	2001:428::6 ^{🇺🇸 Lumen AS209}
			PTR	`authns2.qwest.net`
		A	208.44.130.120^{🇺🇸 Lumen AS209}
			PTR	`authns2.centurylink.net`
			PTR	`authns2.qwest.net`
			PTR	`authns2.lumen.tech`

`173.65.in-addr.arpa`

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

Starts with same word

81.ca

81.com.hk

81.cx

81.amsterdam

81.cn

81.cl

81.com

81.sk

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

Starts similarily

81.pl

18.co

18.lt

18.app

18.tel

18.cool

18.uz

18.no

18.in-addr.arpa

81.ws

18.lc

18.gs

18.githubusercontent.com

81.fyi

81.nu

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

81.gs

18.gen.tr

18.tl

81.cz

81.ph

81.lt

18.eu

18.de

AI analysis

81.173.65.in-addr.arpa is delegated to four name servers: dns1.utelfla.com, ns10.embarqservices.net, authns1.qwest.net and authns2.qwest.net.

81.173.65.in-addr.arpa at least partially shares name servers with other domains, for instance 215.133.204.in-addr.arpa, aws.mn.uswest.net, adams1.k12.co.us, 168.40.65.in-addr.arpa and 9.171.205.in-addr.arpa.

these name servers are often used together with ns9.embarqservices.net, ns4.embarqservices.net, dns2.utelfla.com and ns5.embarqservices.net.

Two IPs per host:

The host authns1.qwest.net points to 2001:428::5 and 63.150.72.4.

The host authns2.qwest.net points to 2001:428::6 and 208.44.130.120.

One IP per host:

The host dns1.utelfla.com points to 63.150.72.4.

The host ns10.embarqservices.net points to 208.44.130.120.

Hosts pointing to 63.150.72.4: authns1.qwest.net and dns1.utelfla.com.

Hosts pointing to 208.44.130.120: authns2.qwest.net and ns10.embarqservices.net.

81.173.65.in-addr.arpa is handled by a single mail server, mail.embarqservices.net.

81.173.65.in-addr.arpa shares the same mail server setup as other domains, for instance 148.1.184.in-addr.arpa, 70.41.65.in-addr.arpa, 75.0.184.in-addr.arpa, 82.1.184.in-addr.arpa and 233.45.64.in-addr.arpa.

mail.embarqservices.net resolves to IP 209.26.88.20.

dbq