MXLIST.NET - 21.127.199.in-addr.arpa

Search for IP or hostnames:

21.127.199.in-addr.arpa checked at 2025-10-20T22:12:54.300Z 220ms 106/106/106 100% R:12

`21.127.199.in-addr.arpa`

NS	`ns1.netbcp.com`
NS	`pdns5.ultradns.info`
		A	2610:a1:1016::1 ^{🇺🇸 Neustar}
			PTR	`pdns5.ultradns.info`
		A	204.74.114.1^{🇺🇸 Neustar}
			PTR	`pdns5.ultradns.info`
NS	`ns2.netbcp.net`
NS	`ns1.online-age.net`
		A	156.154.65.61^{🇺🇸 Neustar}
			PTR	`ns1.online-age.net`
NS	`ns2.online-age.net`
		A	156.154.66.61^{🇺🇸 Neustar}
			PTR	`ns2.online-age.net`
NS	`ns.online-age.net`
		A	156.154.64.61^{🇺🇸 Neustar}
			PTR	`ns.online-age.net`
NS	`pdns1.ultradns.net`
		A	2001:502:f3ff::1 ^{🇺🇸 Neustar}
			PTR	`pdns1.ultradns.net`
		A	204.74.108.1^{🇺🇸 Neustar}
			PTR	`pdns1.ultradns.net`
NS	`pdns2.ultradns.net`
		A	2610:a1:1014::1 ^{🇺🇸 Neustar}
			PTR	`pdns2.ultradns.net`
		A	204.74.109.1^{🇺🇸 Neustar}
			PTR	`pdns2.ultradns.net`
NS	`pdns3.ultradns.org`
		A	2610:a1:1015::1 ^{🇺🇸 Neustar}
			PTR	`pdns3.ultradns.org`
		A	199.7.68.1^{🇺🇸 Neustar}
			PTR	`pdns3.ultradns.org`
NS	`pdns4.ultradns.org`
		A	2001:502:4612::1 ^{🇺🇸 Neustar}
			PTR	`pdns4.ultradns.org`
		A	199.7.69.1^{🇺🇸 Neustar}
			PTR	`pdns4.ultradns.org`
NS	`pdns6.ultradns.co.uk`
		A	2610:a1:1017::1 ^{🇺🇸 Neustar}
			PTR	`pdns6.ultradns.co.uk`
		A	204.74.115.1^{🇺🇸 Neustar}
			PTR	`pdns6.ultradns.co.uk`

`127.199.in-addr.arpa`

Starts with same word

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

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

Starts similarily

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

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

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

AI analysis

21.127.199.in-addr.arpa is delegated to eleven name servers: ns1.netbcp.com, pdns5.ultradns.info, ns2.netbcp.net, ns1.online-age.net, ns2.online-age.net, ns.online-age.net, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.

21.127.199.in-addr.arpa shares name servers with other domains at least partially, for example urbanoutfitters.jp, tyvek.pt, expediaflights.com, 1.160.in-addr.arpa and 106.74.204.in-addr.arpa.

these name servers are often used with the following: ns1.ge.com, ns2.ge.com, ns.ge.com, udns1.ultradns.net, udns2.ultradns.net, dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net and dns1.p09.nsone.net.

Host names with two IP numbers:

pdns5.ultradns.info resolves to 2610:a1:1016::1 and 204.74.114.1.

pdns1.ultradns.net resolves to 2001:502:f3ff::1 and 204.74.108.1.

pdns2.ultradns.net resolves to 2610:a1:1014::1 and 204.74.109.1.

pdns3.ultradns.org resolves to 2610:a1:1015::1 and 199.7.68.1.

pdns4.ultradns.org resolves to 2001:502:4612::1 and 199.7.69.1.

pdns6.ultradns.co.uk resolves to 2610:a1:1017::1 and 204.74.115.1.

Host names with one IP number:

ns1.online-age.net resolves to 156.154.65.61.

ns2.online-age.net resolves to 156.154.66.61.

ns.online-age.net resolves to 156.154.64.61.

dbq