openai.felker.workers.dev - robtex.com

openai.felker.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:903c🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1c2e🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.46Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.144.60🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.28.46, 172.67.144.60
IPv6 hints2606:4700:3036::ac43:903c, 2606:4700:3037::6815:1c2e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=137, name=cloudflare-ech.com

felker.workers.dev

DNSSEC⚠️ Not signed
NSali.ns.cloudflare.com ⭐
NSkip.ns.cloudflare.com
SOAali.ns.cloudflare.comdns@cloudflare.com serial=2402222873

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DNS History

4 records (4 active, 0 former)

A104.21.28.46172.67.144.602606:4700:3036::ac43:903c2606:4700:3037::6815:1c2e
●A104.21.28.462026-04-10 → 2026-05-12 · 2 obs
● 2026-04-10 08:18:44
● 2026-05-12 12:01:00
●A172.67.144.602026-04-10 → 2026-05-12 · 2 obs
● 2026-04-10 08:18:44
● 2026-05-12 12:01:00
●A2606:4700:3036::ac43:903c2026-04-10 → 2026-05-12 · 2 obs
● 2026-04-10 08:18:44
● 2026-05-12 12:01:00
●A2606:4700:3037::6815:1c2e2026-04-10 → 2026-05-12 · 2 obs
● 2026-04-10 08:18:44
● 2026-05-12 12:01:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
workers.devclyde.ns.cloudflare.com, sofia.ns.cloudflare.com-
felker.workers.devali.ns.cloudflare.com, kip.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.128

NS records: ali.ns.cloudflare.com, kip.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 387ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.144.60, 104.21.28.46
AAAA22606:4700:3037::6815:1c2e, 2606:4700:3036::ac43:903c
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

openai.felker.workers.dev points to four IP numbers: 2606:4700:3036::ac43:903c, 2606:4700:3037::6815:1c2e, 104.21.28.46 and 172.67.144.60.

Other host names, for instance www.solpay.icu, hjty88.com, yekaterinburgyes.ru, lacerta.org.ua and zaiura.com share IP numbers with openai.felker.workers.dev.