21.com.tw

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21.com.tw checked at 2026-01-04T18:33:10.644Z 990ms 94/94/94 100% R:17 allDone:true timedOut:false cfaller:892b8c4f/1:76d209ef:19293:undefined

`21.com.tw`

MX	`ms.mailcloud.com.tw`
		A	203.69.82.10^{🇹🇼 HINET}
			PTR	`asp.pie.com.tw`
		A	203.69.82.12^{🇹🇼 HINET}
			PTR	`ms.mailcloud.com.tw`
MX	`x2.mailcloud.com.tw`
		A	210.242.150.162^{🇹🇼 HINET}
			PTR	`x2.mailcloud.com.tw`
NS	`ns11.twnic.net.tw`
		A	2001:cd8:800::198^{🇹🇼 SEEDNET}
		A	2404:0:10a0::3852^{🇹🇼 APT}
		A	54.249.43.242^{🇯🇵 Amazon}
			PTR	`ec2-54-249-43-242.ap-northeast-1.compute.amazonaws.com`
		A	203.73.24.198^{🇹🇼 SEEDNET}
		A	210.201.138.52^{🇹🇼 APOL}
NS	`ns12.twnic.net.tw`
		A	2001:454e:c010:101::234^{🇹🇼 TFN-NET}
			PTR	`ns12.twnic.net.tw`
		A	2001:b000:1e0:c000::13^{🇹🇼 HINET}
		A	60.199.218.234^{🇹🇼 TFN-NET}
			PTR	`ns12.twnic.net.tw`
		A	104.199.237.109^{🇹🇼 Google}
			PTR	`109.237.199.104.bc.googleusercontent.com`
		A	211.20.231.13^{🇹🇼 HINET}
			PTR	`211-20-231-13.hinet-ip.hinet.net`

`com.tw`

	NS	`anytld.apnic.net`
	NS	`h.dns.tw`
	NS	`a.twnic.net.tw`
	NS	`b.twnic.net.tw`
	NS	`c.twnic.net.tw`
	NS	`d.twnic.net.tw`
	NS	`e.twnic.net.tw`
	NS	`f.twnic.net.tw`
	NS	`g.twnic.net.tw`
	NS	`h.twnic.net.tw`

Starts with same word

21.eu

21.run

21.pw

21.se

21.org.cn

21.chat

21.net

21.game

21.la

21.ag

21.diamonds

21.cn

21.de

21.training

21.ca

21.org

21.com.tw

21.co.uk

21.vc

21.am

21.rs

21.amsterdam

21.com

21.bet

21.center

21.kz

21.fyi

21.web.app

21.su

21.network

21.si

21.ph

21.is

21.be

21.com.ua

21.pe

21.edu.ar

21.gg

21.technology

21.capital

21.dk

21.email

21.sk

21.zone

21.immo

21.cz

21.style

21.ink

21.show

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.partners

21.to

21.ie

21.photos

21.cc

21.city

21.gs

21.fr

21.live

21.by

21.com.es

21.life

Starts similarily

12.tel

21.web.app

21.su

21.network

21.si

12.club

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.technology

21.capital

12.de

12.in-addr.arpa

21.dk

12.ag

21.email

12.kz

12.ie

12.plus

12.com.ua

21.sk

12.cz

21.zone

21.immo

12.eu

21.cz

12.uk

12.life

21.style

21.ink

21.show

12.network

12.dk

21.nl

21.agency

12.org.ru

12.cx

12.nu

12.vip

21.co

21.biz

21.lv

12.fyi

21.ru

21.co.za

12.ai

21.finance

12.hk

21.ax

12.gs

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

12.si

21.partners

21.to

21.ie

21.photos

21.cc

21.city

12.be

12.fi

12.cc

12.is

21.gs

21.fr

21.live

12.chat

21.by

12.solutions

12.dyndns.tv

21.com.es

21.life

12.cm

21.eu

21.run

21.pw

21.se

12.world

21.org.cn

12.by

AI analysis

Two name servers ns11.twnic.net.tw and ns12.twnic.net.tw handle the delegation for 21.com.tw.

21.com.tw shares the same name server setup as other domains, for example chenho.com.tw, fellowyc.com.tw, asialogistic.com.tw, oilseal.com.tw and bigfish.idv.tw.

Host names with five IP numbers: The host name ns11.twnic.net.tw points to 2001:cd8:800::198, 2404:0:10a0::3852, 54.249.43.242, 203.73.24.198 and 210.201.138.52; the host name ns12.twnic.net.tw points to 2001:454e:c010:101::234, 2001:b000:1e0:c000::13, 60.199.218.234, 104.199.237.109 and 211.20.231.13.

Two mail servers handle 21.com.tw: ms.mailcloud.com.tw and x2.mailcloud.com.tw.

21.com.tw shares the same mail server setup as other domains, including megafeed.com.tw, mandarin.com.tw, optical-lens-manufacturer.com, paipenpro.com and carfans.com.tw.

21.com.tw shares at least partially some mail servers with other domains, for instance seneca.com.tw, mygo.com, mail.startek-eng.com, gmet.com.tw and flycir.com.tw.

Host names with two IP numbers:

ms.mailcloud.com.tw points to 203.69.82.10 and 203.69.82.12.

Host names with one IP number:

x2.mailcloud.com.tw points to 210.242.150.162.