openai.tab.workers.dev - robtex.com

openai.tab.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:c70🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:9843🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.12.112Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.152.67🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.12.112, 172.67.152.67
IPv6 hints2606:4700:3031::6815:c70, 2606:4700:3036::ac43:9843
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=199, name=cloudflare-ech.com

tab.workers.dev

DNSSEC⚠️ Not signed
NSlynn.ns.cloudflare.com ⭐
NStara.ns.cloudflare.com
SOAlynn.ns.cloudflare.comdns@cloudflare.com serial=2410006780

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DNS History

5 records (4 active, 1 former)

A104.21.12.112172.67.152.672606:4700:3031::6815:c702606:4700:3036::ac43:98432606:4700:3037::6815:c70
●A104.21.12.1122026-06-27 → 2026-07-28 · 2 obs
● 2026-06-27 16:03:00
● 2026-07-28 14:51:06
●A172.67.152.672026-06-27 → 2026-07-28 · 2 obs
● 2026-06-27 16:03:00
● 2026-07-28 14:51:06
●A2606:4700:3031::6815:c702026-07-21 → 2026-07-28 · 3 obs
○ 2026-06-27 16:03:00
● 2026-07-21 16:01:44
● 2026-07-28 14:51:06
●A2606:4700:3036::ac43:98432026-06-27 → 2026-07-28 · 2 obs
● 2026-06-27 16:03:00
● 2026-07-28 14:51:06
○A2606:4700:3037::6815:c702026-06-27 → 2026-06-27 · 3 obs
● 2026-06-27 16:03:00
○ 2026-07-21 16:01:44
○ 2026-07-28 14:51:06

🔍 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-
tab.workers.devlynn.ns.cloudflare.com, tara.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.201

NS records: lynn.ns.cloudflare.com, tara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 950ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.152.67, 104.21.12.112
AAAA22606:4700:3036::ac43:9843, 2606:4700:3031::6815:c70
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

openai.tab.workers.dev points to the four IP addresses 104.21.12.112, 172.67.152.67, 2606:4700:3031::6815:c70 and 2606:4700:3036::ac43:9843.

Among the host names that share IP numbers with openai.tab.workers.dev are electrosecinstallations.co.za, igo5.net, automatizacionds.com.mx and two others.