ydh.com.tw - robtex.com

ydh.com.tw

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:b54a🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:53cb🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.83.203Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.181.74🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScurt.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b5e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcurt.ns.cloudflare.com
A2803:f800:50::6ca2:c15e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcurt.ns.cloudflare.com
A2a06:98c1:50::ac40:215e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcurt.ns.cloudflare.com
A108.162.193.94🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcurt.ns.cloudflare.com
A172.64.33.94🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcurt.ns.cloudflare.com
A173.245.59.94🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcurt.ns.cloudflare.com
NSirena.ns.cloudflare.com
A2606:4700:50::a29f:264f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirena.ns.cloudflare.com
A2803:f800:50::6ca2:c24f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRirena.ns.cloudflare.com
A2a06:98c1:50::ac40:224f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRirena.ns.cloudflare.com
A108.162.194.79🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirena.ns.cloudflare.com
A162.159.38.79Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirena.ns.cloudflare.com
A172.64.34.79🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirena.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.83.203, 172.67.181.74
IPv6 hints2606:4700:3033::ac43:b54a, 2606:4700:3037::6815:53cb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=91, name=cloudflare-ech.com
SOAcurt.ns.cloudflare.comdns@cloudflare.com serial=2405246483

com.tw

DNSSEC⚠️ Not signed
NSa.twnic.net.tw ⭐
SOAa.twnic.net.twsnw@twnic.net.tw serial=2006380771
WOT: SAFE (58/100)

Same first word

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hdy.it
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dhy.ir
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dyh.li
hyd.xyz
hyd.vn
yhd.de
dhy.ca

DNS History

11 records (6 active, 5 former)

202120222023202420252026NScurt.ns.cloudflare.comirena.ns.cloudflare.comdns1.tisnet.net.twdns2.tisnet.net.twdns3.tisnet.net.twlocalhostA104.21.83.203172.67.181.742606:4700:3033::ac43:b54a2606:4700:3037::6815:53cb211.20.210.196
●NScurt.ns.cloudflare.com2026-07-04 → 2026-07-10 · 3 obs
○ 2020-02-26 22:23:46
● 2026-07-04 12:17:32
● 2026-07-10 20:34:40
○NSdns1.tisnet.net.tw2020-02-26 → 2020-02-26 · 3 obs
● 2020-02-26 22:23:46
○ 2026-07-04 12:17:32
○ 2026-07-10 20:34:40
○NSdns2.tisnet.net.tw2020-02-26 → 2020-02-26 · 3 obs
● 2020-02-26 22:23:46
○ 2026-07-04 12:17:32
○ 2026-07-10 20:34:40
○NSdns3.tisnet.net.tw2020-02-26 → 2020-02-26 · 3 obs
● 2020-02-26 22:23:46
○ 2026-07-04 12:17:32
○ 2026-07-10 20:34:40
●NSirena.ns.cloudflare.com2026-07-04 → 2026-07-10 · 3 obs
○ 2020-02-26 22:23:46
● 2026-07-04 12:17:32
● 2026-07-10 20:34:40
○NSlocalhost2020-02-26 → 2020-02-26 · 3 obs
● 2020-02-26 22:23:46
○ 2026-07-04 12:17:32
○ 2026-07-10 20:34:40
●A104.21.83.2032026-07-04 → 2026-07-10 · 3 obs
○ 2020-02-26 22:23:46
● 2026-07-04 12:17:32
● 2026-07-10 20:34:40
●A172.67.181.742026-07-04 → 2026-07-10 · 3 obs
○ 2020-02-26 22:23:46
● 2026-07-04 12:17:32
● 2026-07-10 20:34:40
○A211.20.210.1962020-02-26 → 2020-02-26 · 3 obs
● 2020-02-26 22:23:46
○ 2026-07-04 12:17:32
○ 2026-07-10 20:34:40
●A2606:4700:3033::ac43:b54a2026-07-04 → 2026-07-10 · 3 obs
○ 2020-02-26 22:23:46
● 2026-07-04 12:17:32
● 2026-07-10 20:34:40
●A2606:4700:3037::6815:53cb2026-07-04 → 2026-07-10 · 3 obs
○ 2020-02-26 22:23:46
● 2026-07-04 12:17:32
● 2026-07-10 20:34:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
twa.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...16 records
ydh.com.twcurt.ns.cloudflare.com, irena.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.79

NS records: curt.ns.cloudflare.com, irena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ydh.com.tw (unsigned zone)

⏱️ Timing

Total: 856ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.83.203, 172.67.181.74
AAAA22606:4700:3037::6815:53cb, 2606:4700:3033::ac43:b54a
NS2curt.ns.cloudflare.com, irena.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1curt.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 16

In-bailiwick: 14 (a.dns.tw, a.dns.tw, b.dns.tw...)

Out-of-bailiwick: 2 (anytld.apnic.net, anytld.apnic.net)

Analysis

IP Addresses

ydh.com.tw directs to four IP numbers, which are 104.21.83.203, 172.67.181.74, 2606:4700:3033::ac43:b54a and 2606:4700:3037::6815:53cb.

Two other host names, along with saiprem.net, truevipmarket.com and sommet-capynex.today, also share IP numbers with ydh.com.tw.

Name Servers

ydh.com.tw is served by two delegated name servers, curt.ns.cloudflare.com and irena.ns.cloudflare.com.

ydh.com.tw shares its NS records with other domains, for example baval.com, ji-hung.com, diing-yeu.com.tw and two others.

The name servers of ydh.com.tw overlap at least partially with those of other domains — among them wapita.cn, oscarspin.ch, hailmist36.pro and two more.

The name servers sue.ns.cloudflare.com, dalary.ns.cloudflare.com, donovan.ns.cloudflare.com and two others are commonly seen in use alongside these name servers.

DNS names with 6 IP addresses:

curt.ns.cloudflare.com carries IP addresses 108.162.193.94, 172.64.33.94 and 173.245.59.94, with 3 other addresses beyond those.

irena.ns.cloudflare.com carries IP addresses 108.162.194.79, 162.159.38.79 and 172.64.34.79, with 3 other addresses beyond those.