www.cdzhenhao.com - robtex.com

www.cdzhenhao.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:5bf5🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:b62c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.91.245Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.182.44🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.91.245, 172.67.182.44
IPv6 hints2606:4700:3032::6815:5bf5, 2606:4700:3033::ac43:b62c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=66, name=cloudflare-ech.com

cdzhenhao.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:5bf5🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:b62c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.91.245Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.182.44🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSguss.ns.cloudflare.com ⭐
NSmonroe.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.91.245, 172.67.182.44
IPv6 hints2606:4700:3032::6815:5bf5, 2606:4700:3033::ac43:b62c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=66, name=cloudflare-ech.com
SOAguss.ns.cloudflare.comdns@cloudflare.com serial=2401880349

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DNS History

9 records (4 active, 5 former)

20192020202120222023202420252026A104.21.91.245172.67.182.442606:4700:3032::6815:5bf52606:4700:3033::ac43:b62c103.233.248.250188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
○A103.233.248.2502018-10-13 → 2018-10-13 · 3 obs
● 2018-10-13 01:32:16
○ 2026-03-21 04:09:08
○ 2026-04-19 20:10:52
●A104.21.91.2452026-03-21 → 2026-04-19 · 5 obs
○ 2018-10-13 01:32:16
● 2026-03-21 04:09:08
● 2026-04-08 14:16:32
○ 2026-04-10 00:07:46
● 2026-04-19 20:10:52
●A172.67.182.442026-03-21 → 2026-04-19 · 5 obs
○ 2018-10-13 01:32:16
● 2026-03-21 04:09:08
● 2026-04-08 14:16:32
○ 2026-04-10 00:07:46
● 2026-04-19 20:10:52
○A188.114.96.02026-04-10 → 2026-04-10 · 3 obs
○ 2026-04-08 14:16:32
● 2026-04-10 00:07:46
○ 2026-04-19 20:10:52
○A188.114.97.02026-04-10 → 2026-04-10 · 3 obs
○ 2026-04-08 14:16:32
● 2026-04-10 00:07:46
○ 2026-04-19 20:10:52
●A2606:4700:3032::6815:5bf52026-03-21 → 2026-04-19 · 5 obs
○ 2018-10-13 01:32:16
● 2026-03-21 04:09:08
● 2026-04-08 14:16:32
○ 2026-04-10 00:07:46
● 2026-04-19 20:10:52
●A2606:4700:3033::ac43:b62c2026-03-21 → 2026-04-19 · 5 obs
○ 2018-10-13 01:32:16
● 2026-03-21 04:09:08
● 2026-04-08 14:16:32
○ 2026-04-10 00:07:46
● 2026-04-19 20:10:52
○A2a06:98c1:3120::2026-04-10 → 2026-04-10 · 3 obs
○ 2026-04-08 14:16:32
● 2026-04-10 00:07:46
○ 2026-04-19 20:10:52
○A2a06:98c1:3121::2026-04-10 → 2026-04-10 · 3 obs
○ 2026-04-08 14:16:32
● 2026-04-10 00:07:46
○ 2026-04-19 20:10:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net...-
cdzhenhao.comguss.ns.cloudflare.com, monroe.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.172

NS records: guss.ns.cloudflare.com, monroe.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdzhenhao.com (unsigned zone)

⏱️ Timing

Total: 209ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.182.44, 104.21.91.245
AAAA22606:4700:3032::6815:5bf5, 2606:4700:3033::ac43:b62c
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (guss.ns.cloudflare.com, guss.ns.cloudflare.com, guss.ns.cloudflare.com...)

Analysis

IP Addresses

www.cdzhenhao.com points to four IP numbers: 2606:4700:3032::6815:5bf5, 2606:4700:3033::ac43:b62c, 104.21.91.245 and 172.67.182.44.

Other host names, for instance team24astro.digital, journalistonlive.com, sccm.fr, ortocwoods.pro and 6571u.com share IP numbers with www.cdzhenhao.com.