mail.gdhcs.com - robtex.com

mail.gdhcs.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:a3af🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:2aa6🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.42.166Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.163.175🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.42.166, 172.67.163.175
IPv6 hints2606:4700:3032::ac43:a3af, 2606:4700:3033::6815:2aa6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=77, name=cloudflare-ech.com

gdhcs.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:a3af🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:2aa6🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.42.166Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.163.175🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarnold.ns.cloudflare.com ⭐
NSraegan.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.42.166, 172.67.163.175
IPv6 hints2606:4700:3032::ac43:a3af, 2606:4700:3033::6815:2aa6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=77, name=cloudflare-ech.com
SOAarnold.ns.cloudflare.comdns@cloudflare.com serial=2410247424

Previously MX for

gdhcs.com

Same first word

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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.42.166172.67.163.1752606:4700:3032::ac43:a3af2606:4700:3033::6815:2aa6173.254.28.12274.220.199.9
●A104.21.42.1662026-08-07 → 2026-08-07 · 3 obs
○ 2016-08-02 22:53:20
● 2026-08-07 14:19:52
● 2026-08-07 14:19:54
●A172.67.163.1752026-08-07 → 2026-08-07 · 3 obs
○ 2016-08-02 22:53:20
● 2026-08-07 14:19:52
● 2026-08-07 14:19:54
○A173.254.28.1222015-07-14 → 2016-01-22 · 4 obs
● 2015-07-14 22:20:00
● 2016-01-22 13:54:14
○ 2016-08-02 22:53:20
○ 2026-08-07 14:19:54
●A2606:4700:3032::ac43:a3af2026-08-07 → 2026-08-07 · 3 obs
○ 2016-08-02 22:53:20
● 2026-08-07 14:19:52
● 2026-08-07 14:19:54
●A2606:4700:3033::6815:2aa62026-08-07 → 2026-08-07 · 3 obs
○ 2016-08-02 22:53:20
● 2026-08-07 14:19:52
● 2026-08-07 14:19:54
○A74.220.199.92016-08-02 → 2016-08-02 · 4 obs
○ 2016-01-22 13:54:14
● 2016-08-02 22:53:20
○ 2026-08-07 14:19:52
○ 2026-08-07 14:19:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
gdhcs.comarnold.ns.cloudflare.com, raegan.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.69

NS records: arnold.ns.cloudflare.com, raegan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gdhcs.com (unsigned zone)

⏱️ Timing

Total: 141ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.42.166, 172.67.163.175
AAAA22606:4700:3032::ac43:a3af, 2606:4700:3033::6815:2aa6
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.gdhcs.com points to the four IP addresses 104.21.42.166, 172.67.163.175, 2606:4700:3032::ac43:a3af and 2606:4700:3033::6815:2aa6.

kiyomi.com.co, divasarah.com, softmeadowworks.pro plus two other host names have IP numbers in common with mail.gdhcs.com.