`claude.unrealworld.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:8951^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:365a^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.54.90^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.137.81^{🇺🇸 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	104.21.54.90, 172.67.137.81
		IPv6 hints	2606:4700:3031::ac43:8951, 2606:4700:3037::6815:365a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com

`unrealworld.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`ada.ns.cloudflare.com` ⭐
	NS	`rene.ns.cloudflare.com`
	SOA	`ada.ns.cloudflare.com`dns@cloudflare.com serial=2411314661

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DNS History

9 records (4 active, 5 former)

●A104.21.54.902026-06-27 → 2026-08-07 · 3 obs

● 2026-06-27 14:05:28
○ 2026-07-15 17:04:46
● 2026-08-07 06:47:08

●A172.67.137.812026-06-27 → 2026-08-07 · 3 obs

● 2026-06-27 14:05:28
○ 2026-07-15 17:04:46
● 2026-08-07 06:47:08

○A188.114.96.02026-07-15 → 2026-07-15 · 3 obs

○ 2026-06-27 14:05:28
● 2026-07-15 17:04:46
○ 2026-08-07 06:47:08

○A188.114.97.02026-07-15 → 2026-07-15 · 3 obs

○ 2026-06-27 14:05:28
● 2026-07-15 17:04:46
○ 2026-08-07 06:47:08

●A2606:4700:3031::ac43:89512026-06-27 → 2026-08-07 · 3 obs

● 2026-06-27 14:05:28
○ 2026-07-15 17:04:46
● 2026-08-07 06:47:08

○A2606:4700:3036::6815:365a2026-06-27 → 2026-06-27 · 3 obs

● 2026-06-27 14:05:28
○ 2026-07-15 17:04:46
○ 2026-08-07 06:47:08

●A2606:4700:3037::6815:365a2026-08-07 → 2026-08-07 · 2 obs

○ 2026-07-15 17:04:46
● 2026-08-07 06:47:08

○A2a06:98c1:3120::2026-07-15 → 2026-07-15 · 3 obs

○ 2026-06-27 14:05:28
● 2026-07-15 17:04:46
○ 2026-08-07 06:47:08

○A2a06:98c1:3121::2026-07-15 → 2026-07-15 · 3 obs

○ 2026-06-27 14:05:28
● 2026-07-15 17:04:46
○ 2026-08-07 06:47:08

🔍 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	clyde.ns.cloudflare.com, sofia.ns.cloudflare.com	-
unrealworld.workers.dev	ada.ns.cloudflare.com, rene.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.54

NS records: ada.ns.cloudflare.com, rene.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 460ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.54.90, 172.67.137.81`
AAAA	2	`2606:4700:3031::ac43:8951, 2606:4700:3037::6815:365a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

claude.unrealworld.workers.dev points to the four IP addresses 104.21.54.90, 172.67.137.81, 2606:4700:3031::ac43:8951 and 2606:4700:3037::6815:365a.

www.aztecusa.com.cdn.cloudflare.net, dzerenvault.click, timalatorre.com plus two other host names have IP numbers in common with claude.unrealworld.workers.dev.

claude.unrealworld.workers.dev - robtex.com