DNSWHOIS.INFO - 21.156.103.in-addr.arpa

Search for IP or hostnames:

21.156.103.in-addr.arpa checked at 2025-10-18T01:53:04.563Z 738ms 76/76/76 100% R:16

`21.156.103.in-addr.arpa`

NS	`dns1.tier4.cloud`
		A	89.37.101.9^{🇩🇪 meerfarbig GmbH & Co. KG}
			PTR	`dns1.leapswitch.com`
NS	`dns2.tier4.cloud`
		A	67.23.166.162^{🇺🇸 DartPoints 15085}
			PTR	`dns2.leapswitch.com`
NS	`dns3.tier4.cloud`
		A	142.171.130.6^{🇺🇸 MultaCOM}
			PTR	`dns3.leapswitch.com`
NS	`dns4.tier4.cloud`
		A	45.64.105.79^{🇮🇳 LeapSwitch Networks}
			PTR	`dns4.leapswitch.com`
MX	`21.156.103.in-addr.arpa`
		A	127.0.0.1
			PTR	`localhost`
A	127.0.0.1
		PTR	`localhost`

MX for

21.156.103.in-addr.arpa

Up

167.21.156.103.in-addr.arpa

147.21.156.103.in-addr.arpa

105.21.156.103.in-addr.arpa

169.21.156.103.in-addr.arpa

173.21.156.103.in-addr.arpa

96.21.156.103.in-addr.arpa

104.21.156.103.in-addr.arpa

188.21.156.103.in-addr.arpa

Starts with same word

21.ca

21.org

21.co.uk

21.vc

21.am

21.rs

21.com

21.bet

21.center

21.kz

21.web.app

21.su

21.network

21.si

21.gen.tr

21.ph

21.is

21.be

21.com.ua

21.pe

21.edu.ar

21.gg

21.capital

21.dk

21.email

21.sk

21.immo

21.cz

21.style

21.nl

21.agency

21.co

21.biz

21.lv

21.ru

21.finance

21.ax

21.nu

21.business

21.casino

21.pl

21.ee

21.tv

21.partners

21.to

21.ie

21.photos

21.cc

21.fr

21.by

21.com.es

21.life

21.run

21.pw

21.org.cn

21.net

21.la

21.ag

21.diamonds

21.cn

21.de

21.training

Starts similarily

12.eu

21.cz

12.uk

12.life

21.style

12.city

12.dk

21.nl

21.agency

12.org.ru

12.nu

21.co

21.biz

21.lv

21.ru

12.ai

21.finance

12.hk

21.ax

12.amsterdam

12.fr

21.nu

21.business

12.vc

21.casino

21.pl

21.ee

12.am

12.agency

12.digital

12.ac.cn

12.lt

21.tv

12.si

21.partners

21.to

21.ie

21.photos

21.cc

12.be

12.fi

12.cc

12.is

21.fr

12.chat

21.by

12.solutions

12.dyndns.tv

21.com.es

21.life

12.cm

21.run

21.pw

12.world

21.org.cn

12.by

21.net

12.org.ua

12.works

12.uz

21.la

21.ag

21.diamonds

21.cn

21.de

21.training

21.ca

12.ca

21.org

12.sh.cn

12.ru

21.co.uk

12.limo

21.vc

21.am

12.biz

21.rs

12.to

21.com

12.net

12.la

21.bet

12.at

21.center

21.kz

12.ws

12.s3.amazonaws.com

21.web.app

21.su

21.network

21.si

21.gen.tr

21.ph

12.lv

21.is

21.be

21.com.ua

12.cl

12.ph

12.ma

12.rs

21.pe

21.edu.ar

21.gg

21.capital

12.de

12.in-addr.arpa

21.dk

12.ag

21.email

12.kz

12.ie

12.com.ua

21.sk

12.cz

21.immo

AI analysis

21.156.103.in-addr.arpa is a parent of 167.21.156.103.in-addr.arpa, 147.21.156.103.in-addr.arpa, 105.21.156.103.in-addr.arpa, 169.21.156.103.in-addr.arpa and 173.21.156.103.in-addr.arpa, plus a few other host names.

21.156.103.in-addr.arpa serves as the mail server for 21.156.103.in-addr.arpa.

21.156.103.in-addr.arpa points to a single IP number: 127.0.0.1.

Other host names, for instance mx0.sackit.de, 219.28.static.quadranet.com, siquintoplus.com, 8p5o01qq-4ae6a78b5b91a51a2c7e4065fdeb9e7388fd4997-mob.d.aa.online-metrix.net and 167.160.180.6.static.quadranet.com share IP numbers with 21.156.103.in-addr.arpa.

21.156.103.in-addr.arpa is delegated to four name servers: dns1.tier4.cloud, dns2.tier4.cloud, dns3.tier4.cloud and dns4.tier4.cloud.

21.156.103.in-addr.arpa shares name servers with other domains at least partially, for instance 175.87.103.in-addr.arpa, 55.131.185.in-addr.arpa, 137.120.45.in-addr.arpa, dns3.tier4.cloud and 187.150.103.in-addr.arpa.

These name servers are commonly used with dns4.leapswitch.com, dns1.leapswitch.com, dns2.leapswitch.com and dns3.leapswitch.com.

Host names with a single IP:

dns1.tier4.cloud points to 89.37.101.9.

dns2.tier4.cloud points to 67.23.166.162.

dns3.tier4.cloud points to 142.171.130.6.

dns4.tier4.cloud points to 45.64.105.79.

A single mail server handles 21.156.103.in-addr.arpa and 21.156.103.in-addr.arpa.

Host name 21.156.103.in-addr.arpa resolves to IP 127.0.0.1.

dbq