`openai.ct106.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2823^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:aee4^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.35^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.174.228^{🇺🇸 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	104.21.40.35, 172.67.174.228
		IPv6 hints	2606:4700:3031::6815:2823, 2606:4700:3036::ac43:aee4
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com

`ct106.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`lucy.ns.cloudflare.com` ⭐
	NS	`ray.ns.cloudflare.com`
	SOA	`lucy.ns.cloudflare.com`dns@cloudflare.com serial=2403632087

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DNS History

4 records (4 active, 0 former)

●A104.21.40.352026-04-12 → 2026-05-10 · 2 obs

● 2026-04-12 20:27:10
● 2026-05-10 18:24:58

●A172.67.174.2282026-04-12 → 2026-05-10 · 2 obs

● 2026-04-12 20:27:10
● 2026-05-10 18:24:58

●A2606:4700:3031::6815:28232026-04-12 → 2026-05-10 · 2 obs

● 2026-04-12 20:27:10
● 2026-05-10 18:24:58

●A2606:4700:3036::ac43:aee42026-04-12 → 2026-05-10 · 2 obs

● 2026-04-12 20:27:10
● 2026-05-10 18:24:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
workers.dev	clyde.ns.cloudflare.com, sofia.ns.cloudflare.com	-
ct106.workers.dev	lucy.ns.cloudflare.com, ray.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.138

NS records: lucy.ns.cloudflare.com, ray.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 529ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.174.228, 104.21.40.35`
AAAA	2	`2606:4700:3031::6815:2823, 2606:4700:3036::ac43:aee4`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

openai.ct106.workers.dev resolves to four IP numbers: 2606:4700:3031::6815:2823, 2606:4700:3036::ac43:aee4, 104.21.40.35 and 172.67.174.228.

Other host names such as kidsnewsnet.com, reishikitchen.com, foro.unplayer.com, cybercitoyen.org and filespr.com share IPs with openai.ct106.workers.dev.

openai.ct106.workers.dev - robtex.com