`dev-openai.524755365.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:366b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8a32^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.54.107^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.50^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.54.107, 172.67.138.50
		IPv6 hints	2606:4700:3037::6815:366b, 2606:4700:3037::ac43:8a32
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com

`524755365.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`oaklyn.ns.cloudflare.com` ⭐
	NS	`randy.ns.cloudflare.com`
	SOA	`oaklyn.ns.cloudflare.com`dns@cloudflare.com serial=2408084547

Same first word

dev-openai.com

Similar names

openai-dev.com

openai-dev.azure-api.net

DNS History

6 records (4 active, 2 former)

●A104.21.54.1072026-04-09 → 2026-07-18 · 2 obs

● 2026-04-09 17:01:28
● 2026-07-18 23:33:18

●A172.67.138.502026-04-09 → 2026-07-18 · 2 obs

● 2026-04-09 17:01:28
● 2026-07-18 23:33:18

○A2606:4700:3030::6815:366b2026-04-09 → 2026-04-09 · 3 obs

● 2026-04-09 17:01:28
○ 2026-07-18 23:33:16
○ 2026-07-18 23:33:18

○A2606:4700:3030::ac43:8a322026-04-09 → 2026-04-09 · 3 obs

● 2026-04-09 17:01:28
○ 2026-07-18 23:33:16
○ 2026-07-18 23:33:18

●A2606:4700:3037::6815:366b2026-07-18 → 2026-07-18 · 3 obs

○ 2026-04-09 17:01:28
● 2026-07-18 23:33:16
● 2026-07-18 23:33:18

●A2606:4700:3037::ac43:8a322026-07-18 → 2026-07-18 · 3 obs

○ 2026-04-09 17:01:28
● 2026-07-18 23:33:16
● 2026-07-18 23:33:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
524755365.workers.dev	oaklyn.ns.cloudflare.com, randy.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.109

NS records: oaklyn.ns.cloudflare.com, randy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 1719ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.54.107, 172.67.138.50`
AAAA	2	`2606:4700:3037::6815:366b, 2606:4700:3037::ac43:8a32`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

dev-openai.524755365.workers.dev directs to four IP numbers, which are 104.21.54.107, 172.67.138.50, 2606:4700:3037::6815:366b and 2606:4700:3037::ac43:8a32.

postaleservice.s2-tastewp.com, 9by10.com, autodiscover.corporateheadshotsdc.com plus two other host names have IP numbers in common with dev-openai.524755365.workers.dev.

dev-openai.524755365.workers.dev - robtex.com