openai.zdh.workers.dev - robtex.com

openai.zdh.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:2c8f🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:c8c5🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.44.143Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.200.197🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.44.143, 172.67.200.197
IPv6 hints2606:4700:3036::6815:2c8f, 2606:4700:3036::ac43:c8c5
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=94, name=cloudflare-ech.com

zdh.workers.dev

DNSSEC⚠️ Not signed
NSalexis.ns.cloudflare.com ⭐
NSmacy.ns.cloudflare.com
SOAalexis.ns.cloudflare.comdns@cloudflare.com serial=2407905122

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DNS History

6 records (4 active, 2 former)

A104.21.44.143172.67.200.1972606:4700:3036::6815:2c8f2606:4700:3036::ac43:c8c52606:4700:3032::ac43:c8c52606:4700:3034::6815:2c8f
●A104.21.44.1432026-06-27 → 2026-07-27 · 2 obs
● 2026-06-27 16:08:02
● 2026-07-27 16:52:14
●A172.67.200.1972026-06-27 → 2026-07-27 · 2 obs
● 2026-06-27 16:08:02
● 2026-07-27 16:52:14
○A2606:4700:3032::ac43:c8c52026-06-27 → 2026-06-27 · 3 obs
● 2026-06-27 16:08:02
○ 2026-07-22 16:03:46
○ 2026-07-27 16:52:14
○A2606:4700:3034::6815:2c8f2026-06-27 → 2026-06-27 · 3 obs
● 2026-06-27 16:08:02
○ 2026-07-22 16:03:46
○ 2026-07-27 16:52:14
●A2606:4700:3036::6815:2c8f2026-07-22 → 2026-07-27 · 3 obs
○ 2026-06-27 16:08:02
● 2026-07-22 16:03:46
● 2026-07-27 16:52:14
●A2606:4700:3036::ac43:c8c52026-07-22 → 2026-07-27 · 3 obs
○ 2026-06-27 16:08:02
● 2026-07-22 16:03:46
● 2026-07-27 16:52:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
workers.devclyde.ns.cloudflare.com, sofia.ns.cloudflare.com-
zdh.workers.devalexis.ns.cloudflare.com, macy.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.78

NS records: alexis.ns.cloudflare.com, macy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 1703ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.44.143, 172.67.200.197
AAAA22606:4700:3036::ac43:c8c5, 2606:4700:3036::6815:2c8f
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

openai.zdh.workers.dev has four IP addresses: 104.21.44.143, 172.67.200.197, 2606:4700:3036::6815:2c8f and 2606:4700:3036::ac43:c8c5.

Two other host names, along with i4kids.pl, ikx.biz and zgora.org, also share IP numbers with openai.zdh.workers.dev.