`openai.518.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:1f6f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b03d^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.31.111^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.176.61^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.31.111, 172.67.176.61
		IPv6 hints	2606:4700:3030::6815:1f6f, 2606:4700:3037::ac43:b03d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com

`518.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`alice.ns.cloudflare.com` ⭐
	NS	`carter.ns.cloudflare.com`
	SOA	`alice.ns.cloudflare.com`dns@cloudflare.com serial=2410564741

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DNS History

6 records (4 active, 2 former)

●A104.21.31.1112026-06-26 → 2026-07-27 · 2 obs

● 2026-06-26 14:50:24
● 2026-07-27 17:11:04

●A172.67.176.612026-06-26 → 2026-07-27 · 2 obs

● 2026-06-26 14:50:24
● 2026-07-27 17:11:04

●A2606:4700:3030::6815:1f6f2026-07-13 → 2026-07-27 · 3 obs

○ 2026-06-26 14:50:24
● 2026-07-13 08:16:36
● 2026-07-27 17:11:04

○A2606:4700:3036::6815:1f6f2026-06-26 → 2026-06-26 · 3 obs

● 2026-06-26 14:50:24
○ 2026-07-13 08:16:36
○ 2026-07-27 17:11:04

○A2606:4700:3036::ac43:b03d2026-06-26 → 2026-06-26 · 3 obs

● 2026-06-26 14:50:24
○ 2026-07-13 08:16:36
○ 2026-07-27 17:11:04

●A2606:4700:3037::ac43:b03d2026-07-13 → 2026-07-27 · 3 obs

○ 2026-06-26 14:50:24
● 2026-07-13 08:16:36
● 2026-07-27 17:11:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
workers.dev	clyde.ns.cloudflare.com, sofia.ns.cloudflare.com	-
518.workers.dev	alice.ns.cloudflare.com, carter.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.80

NS records: alice.ns.cloudflare.com, carter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 1759ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.31.111, 172.67.176.61`
AAAA	2	`2606:4700:3030::6815:1f6f, 2606:4700:3037::ac43:b03d`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

openai.518.workers.dev directs to four IP numbers, which are 104.21.31.111, 172.67.176.61, 2606:4700:3030::6815:1f6f and 2606:4700:3037::ac43:b03d.

Two other host names, along with isitnetworks.com, isasmr.com and normatech-medical.com, also share IP numbers with openai.518.workers.dev.

openai.518.workers.dev - robtex.com