`openai-proxy.kast.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:4a89^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:9ef7^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.74.137^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.158.247^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.74.137, 172.67.158.247
		IPv6 hints	2606:4700:3032::6815:4a89, 2606:4700:3034::ac43:9ef7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=56, name=cloudflare-ech.com

`kast.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`dexter.ns.cloudflare.com` ⭐
	NS	`rosa.ns.cloudflare.com`
	SOA	`dexter.ns.cloudflare.com`dns@cloudflare.com serial=2402101765

Same first word

openai-proxy.azure-api.net

openai-proxy.org

openai-proxy.com

DNS History

8 records (4 active, 4 former)

●A104.21.74.1372026-04-07 → 2026-05-10 · 17 obs

● 2026-04-07 16:27:26
○ 2026-04-09 02:50:24
○ 2026-04-23 20:47:42
● 2026-04-24 22:28:02
● 2026-04-29 14:17:46
○ 2026-04-29 19:17:08
○ 2026-04-30 05:57:28
● 2026-04-30 07:17:26
○ 2026-04-30 10:43:12
○ 2026-05-01 00:07:56
● 2026-05-01 02:59:22
○ 2026-05-01 08:08:56
● 2026-05-01 10:48:48
● 2026-05-03 02:59:28
○ 2026-05-05 23:13:38
● 2026-05-08 11:04:38
● 2026-05-10 12:36:00

●A172.67.158.2472026-04-07 → 2026-05-10 · 17 obs

○A188.114.96.02026-04-09 → 2026-05-05 · 17 obs

○ 2026-04-07 16:27:26
● 2026-04-09 02:50:24
● 2026-04-23 20:47:42
○ 2026-04-24 22:28:02
○ 2026-04-29 14:17:46
● 2026-04-29 19:17:08
● 2026-04-30 05:57:28
○ 2026-04-30 07:17:26
● 2026-04-30 10:43:12
● 2026-05-01 00:07:56
○ 2026-05-01 02:59:22
● 2026-05-01 08:08:56
○ 2026-05-01 10:48:48
○ 2026-05-03 02:59:28
● 2026-05-05 23:13:38
○ 2026-05-08 11:04:38
○ 2026-05-10 12:36:00

○A188.114.97.02026-04-09 → 2026-05-05 · 17 obs

●A2606:4700:3032::6815:4a892026-04-07 → 2026-05-10 · 8 obs

● 2026-04-07 16:27:26
○ 2026-04-09 02:50:24
○ 2026-05-01 00:07:56
● 2026-05-01 02:59:22
● 2026-05-03 02:59:28
○ 2026-05-05 23:13:38
● 2026-05-08 11:04:38
● 2026-05-10 12:36:00

●A2606:4700:3034::ac43:9ef72026-04-07 → 2026-05-10 · 8 obs

● 2026-04-07 16:27:26
○ 2026-04-09 02:50:24
○ 2026-05-01 00:07:56
● 2026-05-01 02:59:22
● 2026-05-03 02:59:28
○ 2026-05-05 23:13:38
● 2026-05-08 11:04:38
● 2026-05-10 12:36:00

○A2a06:98c1:3120::2026-04-09 → 2026-05-05 · 8 obs

○ 2026-04-07 16:27:26
● 2026-04-09 02:50:24
● 2026-05-01 00:07:56
○ 2026-05-01 02:59:22
○ 2026-05-03 02:59:28
● 2026-05-05 23:13:38
○ 2026-05-08 11:04:38
○ 2026-05-10 12:36:00

○A2a06:98c1:3121::2026-04-09 → 2026-05-05 · 8 obs

○ 2026-04-07 16:27:26
● 2026-04-09 02:50:24
● 2026-05-01 00:07:56
○ 2026-05-01 02:59:22
○ 2026-05-03 02:59:28
● 2026-05-05 23:13:38
○ 2026-05-08 11:04:38
○ 2026-05-10 12:36:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
kast.workers.dev	dexter.ns.cloudflare.com, rosa.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.228

NS records: dexter.ns.cloudflare.com, rosa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 448ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.74.137, 172.67.158.247`
AAAA	2	`2606:4700:3034::ac43:9ef7, 2606:4700:3032::6815:4a89`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

openai-proxy.kast.workers.dev maps to four IP numbers: 2606:4700:3032::6815:4a89, 2606:4700:3034::ac43:9ef7, 104.21.74.137 and 172.67.158.247.

other host names include nomoreradio.com, henspartyboat.com.au, vaporec.com, ecorecreo.ca and camelot.lk; they share IP numbers with openai-proxy.kast.workers.dev.

openai-proxy.kast.workers.dev - robtex.com