`yui.tw`

DNSSEC	⚠️ Not signed
A	104.21.50.175^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.182^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ashley.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a47^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ashley.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c047^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ashley.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2047^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ashley.ns.cloudflare.com`
		A	108.162.192.71^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ashley.ns.cloudflare.com`
		A	172.64.32.71^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ashley.ns.cloudflare.com`
		A	173.245.58.71^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ashley.ns.cloudflare.com`
NS	`elliot.ns.cloudflare.com`
		A	2606:4700:58::adf5:3ba2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliot.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elliot.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elliot.ns.cloudflare.com`
		A	108.162.193.162^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliot.ns.cloudflare.com`
		A	172.64.33.162^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliot.ns.cloudflare.com`
		A	173.245.59.162^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliot.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.50.175, 172.67.164.182
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=13, name=cloudflare-ech.com
SOA	`ashley.ns.cloudflare.com`dns@cloudflare.com serial=2406364717

`tw`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.tw` ⭐
	NS	`anytld.apnic.net` ⚠️ Not in parent delegation
	NS	`b.dns.tw`
	NS	`c.dns.tw`
	NS	`d.dns.tw`
	NS	`e.dns.tw`
	NS	`f.dns.tw`
	NS	`g.dns.tw`
	NS	`h.dns.tw`
	SOA	`a.dns.tw`snw@twnic.net.tw serial=2011037391

Subdomains

dns.yui.tw

www.yui.tw

Same first word

yui.nl

yui.or.jp

yui.ir

yui.red

yui.pl

yui.sk

yui.com

yui.de

yui.cl

yui.life

yui.mine.nu

yui.cz

yui.in

yui.ch

yui.ru

yui.at

yui.gr.jp

yui.net

yui.tv

yui.eu

yui.pw

yui.no

yui.us

yui.co

yui.jp

yui.ca

yui.fr

yui.vn

yui.ro

yui.it

yui.dk

yui.biz

yui.design

yui.cat

yui.finance

yui.ne.jp

yui.cn

yui.to

yui.com.cn

yui.es

yui.be

yui.tw

yui.com.tr

yui.so

Similar names

uyi.com

uiy.net

uyi.uz

iyu.com.tw

yiu.org

iuy.net

yiu.cc

uyi.info

uyi.cn

iuy.us

yiu.com

iuy.nl

iyu.net

iuy.pl

uiy.de

iyu.fr

iyu.co

iuy.jp

yiu.de

yiu.kr

uyi.ru

iyu.pub

uiy.ir

yiu.fr

yiu.ca

iyu.com

yiu.id.au

iyu.ru

yiu.cn

uyi.in

iyu.org

iyu.kr

iyu.netlify.app

uiy.co

yiu.it

uiy.pl

yiu.edu.tr

yiu.or.id

yiu.net

yiu.ir

uiy.org

uyi.de

uiy.com

iyu.de

iuy.fr

yiu.eu

yiu.co

iuy.com

yiu.com.tw

iuy.me

iuy.org

uyi.cc

uiy.nl

yiu.us

yiu.ru

yiu.kim

iuy.de

iyu.cc

iyu.me

uiy.in

iyu.nl

iuy.it

yiu.com.cn

yiu.net.au

DNS History

18 records (9 active, 9 former)

●NSashley.ns.cloudflare.com2026-06-19 → 2026-07-23 · 3 obs

○ 2017-04-29 08:10:48
● 2026-06-19 23:44:06
● 2026-07-23 04:47:04

●NSelliot.ns.cloudflare.com2026-06-19 → 2026-07-23 · 3 obs

○ 2017-04-29 08:10:48
● 2026-06-19 23:44:06
● 2026-07-23 04:47:04

○NSlocalhost\@2015-07-24 → 2017-04-29 · 4 obs

● 2015-07-24 19:05:00
● 2017-04-29 08:10:48
○ 2026-06-19 23:44:06
○ 2026-07-23 04:47:04

○NSpdns1.pchome.com.tw2015-07-24 → 2017-04-29 · 4 obs

● 2015-07-24 19:05:00
● 2017-04-29 08:10:48
○ 2026-06-19 23:44:06
○ 2026-07-23 04:47:04

○NSpdns2.pchome.com.tw2015-07-24 → 2017-04-29 · 4 obs

● 2015-07-24 19:05:00
● 2017-04-29 08:10:48
○ 2026-06-19 23:44:06
○ 2026-07-23 04:47:04

●MXalt1.aspmx.l.google.com2015-07-24 → 2026-07-23 · 2 obs

● 2015-07-24 19:05:00
● 2026-07-23 04:47:04

●MXalt2.aspmx.l.google.com2015-07-24 → 2026-07-23 · 2 obs

● 2015-07-24 19:05:00
● 2026-07-23 04:47:04

●MXalt3.aspmx.l.google.com2026-06-19 → 2026-07-23 · 3 obs

○ 2017-04-29 08:10:48
● 2026-06-19 23:44:06
● 2026-07-23 04:47:04

●MXalt4.aspmx.l.google.com2026-06-19 → 2026-07-23 · 3 obs

○ 2017-04-29 08:10:48
● 2026-06-19 23:44:06
● 2026-07-23 04:47:04

●MXaspmx.l.google.com2015-07-24 → 2026-07-23 · 2 obs

● 2015-07-24 19:05:00
● 2026-07-23 04:47:04

○MXaspmx2.googlemail.com2015-07-24 → 2017-04-29 · 4 obs

● 2015-07-24 19:05:00
● 2017-04-29 08:10:48
○ 2026-06-19 23:44:06
○ 2026-07-23 04:47:04

○MXaspmx3.googlemail.com2015-07-24 → 2017-04-29 · 4 obs

● 2015-07-24 19:05:00
● 2017-04-29 08:10:48
○ 2026-06-19 23:44:06
○ 2026-07-23 04:47:04

○MXaspmx4.googlemail.com2015-07-24 → 2017-04-29 · 4 obs

● 2015-07-24 19:05:00
● 2017-04-29 08:10:48
○ 2026-06-19 23:44:06
○ 2026-07-23 04:47:04

○MXaspmx5.googlemail.com2015-07-24 → 2017-04-29 · 4 obs

● 2015-07-24 19:05:00
● 2017-04-29 08:10:48
○ 2026-06-19 23:44:06
○ 2026-07-23 04:47:04

●A104.21.50.1752026-06-25 → 2026-07-23 · 3 obs

○ 2026-06-19 23:44:06
● 2026-06-25 03:24:10
● 2026-07-23 04:47:04

●A172.67.164.1822026-06-25 → 2026-07-23 · 3 obs

○ 2026-06-19 23:44:06
● 2026-06-25 03:24:10
● 2026-07-23 04:47:04

○A188.114.96.02026-06-19 → 2026-06-19 · 3 obs

● 2026-06-19 23:44:06
○ 2026-06-25 03:24:10
○ 2026-07-23 04:47:04

○A188.114.97.02026-06-19 → 2026-06-19 · 3 obs

● 2026-06-19 23:44:06
○ 2026-06-25 03:24:10
○ 2026-07-23 04:47:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	-
yui.tw	ashley.ns.cloudflare.com, elliot.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.162

NS records: ashley.ns.cloudflare.com, elliot.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yui.tw (unsigned zone)

⏱️ Timing

Total: 1471ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.50.175, 172.67.164.182`
NS	2	`ashley.ns.cloudflare.com, elliot.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ashley.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

yui.tw serves as the parent of dns.yui.tw and www.yui.tw.

IP Addresses

yui.tw points to the IP addresses 104.21.50.175 and 172.67.164.182

sydneycityairportshuttle.com, nbpinteriors.in, silnkapitrend.live plus two other host names have IP numbers in common with yui.tw.

Name Servers

yui.tw is served by two delegated name servers, ashley.ns.cloudflare.com and elliot.ns.cloudflare.com.

The name server configuration of yui.tw is shared with other domains, for instance affixetiquetes.com, pasteleriaobradoiro.com, maremasma.com and two others.

The name servers of yui.tw overlap at least partially with those of other domains — among them nti-cursus.be, modularcontainersolutions.com, zomriabysizil.com and two more.

These name servers commonly appear alongside the name servers neil.ns.cloudflare.com and brodie.ns.cloudflare.com.

Hosts with 6 IP addresses each:

ashley.ns.cloudflare.com carries IP addresses 108.162.192.71, 172.64.32.71 and 173.245.58.71, with 3 other addresses beyond those.

elliot.ns.cloudflare.com carries IP addresses 108.162.193.162, 172.64.33.162 and 173.245.59.162, with 3 other addresses beyond those.

Mail Servers

yui.tw has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by yui.tw are shared with other domains: riskarmy.com, gomore.ch, marincatholic.org and two others among them.

These mail servers are often deployed together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx.l.google.com maps to two IP addresses — 142.251.111.27 and 2607:f8b0:4004:c23::1a.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1b.