openai.403855638.workers.dev - robtex.com

openai.403855638.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:9b6c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:5a60🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.90.96Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.155.108🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.90.96, 172.67.155.108
IPv6 hints2606:4700:3035::ac43:9b6c, 2606:4700:3036::6815:5a60
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=6, name=cloudflare-ech.com

403855638.workers.dev

DNSSEC⚠️ Not signed
NSdale.ns.cloudflare.com ⭐
NSrobin.ns.cloudflare.com
SOAdale.ns.cloudflare.comdns@cloudflare.com serial=2401449296

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DNS History

4 records (4 active, 0 former)

A104.21.90.96172.67.155.1082606:4700:3035::ac43:9b6c2606:4700:3036::6815:5a60
●A104.21.90.962026-04-12 → 2026-04-14 · 2 obs
● 2026-04-12 06:52:44
● 2026-04-14 05:41:52
●A172.67.155.1082026-04-12 → 2026-04-14 · 2 obs
● 2026-04-12 06:52:44
● 2026-04-14 05:41:52
●A2606:4700:3035::ac43:9b6c2026-04-12 → 2026-04-14 · 2 obs
● 2026-04-12 06:52:44
● 2026-04-14 05:41:52
●A2606:4700:3036::6815:5a602026-04-12 → 2026-04-14 · 2 obs
● 2026-04-12 06:52:44
● 2026-04-14 05:41:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
workers.devsofia.ns.cloudflare.com, clyde.ns.cloudflare.com-
403855638.workers.devdale.ns.cloudflare.com, robin.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.95

NS records: dale.ns.cloudflare.com, robin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 376ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.90.96, 172.67.155.108
AAAA22606:4700:3036::6815:5a60, 2606:4700:3035::ac43:9b6c
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

openai.403855638.workers.dev maps to four IP numbers: 2606:4700:3035::ac43:9b6c, 2606:4700:3036::6815:5a60, 104.21.90.96 and 172.67.155.108.

Other host names, for instance cheapcommercialenergy.com, 21count.com, lbdrib.lu8ladcorh.sinpennkuupazz.com, y9u168.n801lev.sinpennkuupazz.com and soundonwheels.net share IP numbers with openai.403855638.workers.dev.