`openai.metadata.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:5375^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:af8f^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.117^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.175.143^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.117, 172.67.175.143
		IPv6 hints	2606:4700:3030::6815:5375, 2606:4700:3031::ac43:af8f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=28, name=cloudflare-ech.com

`metadata.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`mary.ns.cloudflare.com` ⭐
	NS	`nolan.ns.cloudflare.com`
	SOA	`mary.ns.cloudflare.com`dns@cloudflare.com serial=2411058742

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DNS History

6 records (4 active, 2 former)

●A104.21.83.1172026-04-11 → 2026-08-02 · 2 obs

● 2026-04-11 21:18:02
● 2026-08-02 13:21:44

●A172.67.175.1432026-04-11 → 2026-08-02 · 2 obs

● 2026-04-11 21:18:02
● 2026-08-02 13:21:44

●A2606:4700:3030::6815:53752026-07-03 → 2026-08-02 · 3 obs

○ 2026-04-11 21:18:02
● 2026-07-03 15:27:02
● 2026-08-02 13:21:44

●A2606:4700:3031::ac43:af8f2026-07-03 → 2026-08-02 · 3 obs

○ 2026-04-11 21:18:02
● 2026-07-03 15:27:02
● 2026-08-02 13:21:44

○A2606:4700:3032::ac43:af8f2026-04-11 → 2026-04-11 · 3 obs

● 2026-04-11 21:18:02
○ 2026-07-03 15:27:02
○ 2026-08-02 13:21:44

○A2606:4700:3037::6815:53752026-04-11 → 2026-04-11 · 3 obs

● 2026-04-11 21:18:02
○ 2026-07-03 15:27:02
○ 2026-08-02 13:21:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
metadata.workers.dev	mary.ns.cloudflare.com, nolan.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.56

NS records: mary.ns.cloudflare.com, nolan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 501ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.83.117, 172.67.175.143`
AAAA	2	`2606:4700:3030::6815:5375, 2606:4700:3031::ac43:af8f`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

openai.metadata.workers.dev points to the four IP addresses 104.21.83.117, 172.67.175.143, 2606:4700:3030::6815:5375 and 2606:4700:3031::ac43:af8f.

ifz.me, tripways.com, gentle-king-baaa.nguyenchong9455.workers.dev and two other host names share IP numbers with openai.metadata.workers.dev.

openai.metadata.workers.dev - robtex.com