`openai.lzkx821.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:c16a^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:41db^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.65.219^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.193.106^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.65.219, 172.67.193.106
		IPv6 hints	2606:4700:3030::ac43:c16a, 2606:4700:3033::6815:41db
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=170, name=cloudflare-ech.com

`lzkx821.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`natasha.ns.cloudflare.com` ⭐
	NS	`tosana.ns.cloudflare.com`
	SOA	`natasha.ns.cloudflare.com`dns@cloudflare.com serial=2409486591

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DNS History

4 records (4 active, 0 former)

●A104.21.65.2192026-06-26 → 2026-07-29 · 2 obs

● 2026-06-26 15:13:24
● 2026-07-29 22:43:38

●A172.67.193.1062026-06-26 → 2026-07-29 · 2 obs

● 2026-06-26 15:13:24
● 2026-07-29 22:43:38

●A2606:4700:3030::ac43:c16a2026-06-26 → 2026-07-29 · 2 obs

● 2026-06-26 15:13:24
● 2026-07-29 22:43:38

●A2606:4700:3033::6815:41db2026-06-26 → 2026-07-29 · 2 obs

● 2026-06-26 15:13:24
● 2026-07-29 22:43:38

🔍 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	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
lzkx821.workers.dev	natasha.ns.cloudflare.com, tosana.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.43

NS records: natasha.ns.cloudflare.com, tosana.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 584ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.193.106, 104.21.65.219`
AAAA	2	`2606:4700:3030::ac43:c16a, 2606:4700:3033::6815:41db`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

openai.lzkx821.workers.dev resolves to four IP addresses: 104.21.65.219, 172.67.193.106, 2606:4700:3030::ac43:c16a and 2606:4700:3033::6815:41db.

Additional host names — survey.snd.edu.gr, paris-menus.com, goldbred.com and two others — share IP numbers with openai.lzkx821.workers.dev.

openai.lzkx821.workers.dev - robtex.com