DNSWHOIS.INFO - 21.7.121.in-addr.arpa

Search for IP or hostnames:

21.7.121.in-addr.arpa checked at 2025-10-27T11:18:16.892Z 312ms 50/50/50 100% R:14

`21.7.121.in-addr.arpa`

NS	`dnssec1.singnet.com.sg`
		A	2001:c20:18:a::36 ^{🇸🇬 SingNet}
		A	165.21.83.11^{🇸🇬 SingNet}
			PTR	`dnssec1.singnet.com.sg`
NS	`dnssec2.singnet.com.sg`
		A	165.21.100.11^{🇸🇬 SingNet}
			PTR	`dnssec3.singnet.com.sg`
NS	`dnssec3.singnet.com.sg`
		A	2001:c20:10:a::37 ^{🇸🇬 SingNet}
		A	165.21.100.11^{🇸🇬 SingNet}
			PTR	`dnssec3.singnet.com.sg`

`7.121.in-addr.arpa`

	NS	`dnssec1.singnet.com.sg`
	NS	`dnssec2.singnet.com.sg`
	NS	`dnssec3.singnet.com.sg`

Up

201.21.7.121.in-addr.arpa

149.21.7.121.in-addr.arpa

157.21.7.121.in-addr.arpa

Starts with same word

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.ie

21.photos

21.cc

21.fr

21.by

21.com.es

21.life

21.run

21.org.cn

21.net

21.la

21.diamonds

21.cn

21.de

21.training

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.ph

Starts similarily

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.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.com.ua

21.sk

12.cz

21.immo

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.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

12.world

21.org.cn

12.by

AI analysis

21.7.121.in-addr.arpa is a parent of 201.21.7.121.in-addr.arpa, 149.21.7.121.in-addr.arpa and 157.21.7.121.in-addr.arpa.

21.7.121.in-addr.arpa is delegated to three name servers: dnssec1.singnet.com.sg, dnssec2.singnet.com.sg and dnssec3.singnet.com.sg.

21.7.121.in-addr.arpa partially shares name servers with other domains; examples include acctax.sg, softpro.com.sg, 174.73.119.in-addr.arpa, 4.125.203.in-addr.arpa and singre.com.sg.

Host names with two IP numbers:

dnssec1.singnet.com.sg points to: 2001:c20:18:a::36 and 165.21.83.11.

dnssec3.singnet.com.sg points to: 2001:c20:10:a::37 and 165.21.100.11.

Host names with one IP number:

dnssec2.singnet.com.sg points to: 165.21.100.11.

Host names that point to 165.21.100.11: dnssec3.singnet.com.sg and dnssec2.singnet.com.sg.

dbq