IPLIST.NET - 81.21.201.in-addr.arpa

Search for IP or hostnames:

81.21.201.in-addr.arpa checked at 2025-10-02T13:44:36.978Z 1114ms 38/38/38 100% R:16

`81.21.201.in-addr.arpa`

NS	`ns.embratel.com.br`
NS	`dns1.virtua.com.br`
		A	201.6.4.15^{🇧🇷 Claro S.A. (NET)}
			PTR	`c906040f.virtua.com.br`
NS	`dns2.virtua.com.br`
		A	201.6.4.61^{🇧🇷 Claro S.A. (NET)}
			PTR	`c906043d.virtua.com.br`

`21.201.in-addr.arpa`

Starts with same word

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

81.co.uk

81.la

81.world

81.hk

81.se

81.cm

81.fr

Starts similarily

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

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.wtf

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

AI analysis

81.21.201.in-addr.arpa is delegated to three name servers: ns.embratel.com.br, dns1.virtua.com.br and dns2.virtua.com.br.

81.21.201.in-addr.arpa at least partially shares name servers with other domains, including 90.61.189.in-addr.arpa, 12.80.201.in-addr.arpa, 198.17.201.in-addr.arpa, 52.82.201.in-addr.arpa and 114.4.189.in-addr.arpa.

These name servers are often used together with dns3.virtua.com.br.

Host names with a single IP:

dns1.virtua.com.br points to 201.6.4.15.

dns2.virtua.com.br points to 201.6.4.61.

dbq