WWW.RTSAK.COM - 21.139.37.in-addr.arpa

Search for IP or hostnames:

21.139.37.in-addr.arpa checked at 2025-10-05T14:41:24.687Z 202ms 54/54/54 100% R:13

`21.139.37.in-addr.arpa`

NS	`ns1.digitalocean.com`
		A	2606:4700:52::ac40:34d2 ^{🇺🇸 Cloudflare}
			PTR	`ns1.digitalocean.com`
		A	172.64.52.210^{🇺🇸 Cloudflare}
			PTR	`ns1.digitalocean.com`
NS	`ns2.digitalocean.com`
		A	2606:4700:5a::ac40:3515 ^{🇺🇸 Cloudflare}
			PTR	`ns2.digitalocean.com`
		A	172.64.53.21^{🇺🇸 Cloudflare}
			PTR	`ns2.digitalocean.com`
NS	`ns3.digitalocean.com`
		A	2606:4700:52::ac40:31d1 ^{🇺🇸 Cloudflare}
			PTR	`ns3.digitalocean.com`
		A	172.64.49.209^{🇺🇸 Cloudflare}
			PTR	`ns3.digitalocean.com`

`139.37.in-addr.arpa`

Up

47.21.139.37.in-addr.arpa

251.21.139.37.in-addr.arpa

110.21.139.37.in-addr.arpa

203.21.139.37.in-addr.arpa

243.21.139.37.in-addr.arpa

Starts with same word

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.co.za

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

21.ca

21.org

21.co.uk

Starts similarily

12.com

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

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

21.co.za

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

21.by

12.solutions

12.dyndns.tv

21.com.es

AI analysis

21.139.37.in-addr.arpa is a parent of 47.21.139.37.in-addr.arpa, 251.21.139.37.in-addr.arpa, 110.21.139.37.in-addr.arpa, 203.21.139.37.in-addr.arpa and 243.21.139.37.in-addr.arpa.

21.139.37.in-addr.arpa delegates to three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

21.139.37.in-addr.arpa shares some name servers with other domains, for example rekaweb.my, khenzer.com, cpns.id, gommold.de and allotelecom.be.

Host names with two IP numbers:

ns1.digitalocean.com: 2606:4700:52::ac40:34d2 and 172.64.52.210

ns2.digitalocean.com: 2606:4700:5a::ac40:3515 and 172.64.53.21

ns3.digitalocean.com: 2606:4700:52::ac40:31d1 and 172.64.49.209

dbq