`hello.doclang.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:9726^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:488a^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.72.138^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.151.38^{🇺🇸 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	104.21.72.138, 172.67.151.38
		IPv6	2606:4700:3031::ac43:9726, 2606:4700:3034::6815:488a

`doclang.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`crystal.ns.cloudflare.com` ⭐
	NS	`lee.ns.cloudflare.com`
	SOA	`crystal.ns.cloudflare.com`dns@cloudflare.com serial=2397924547

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DNS History

4 records (4 active, 0 former)

●A104.21.72.1382026-03-23 → 2026-03-25 · 2 obs

● 2026-03-23 13:03:36
● 2026-03-25 20:24:30

●A172.67.151.382026-03-23 → 2026-03-25 · 2 obs

● 2026-03-23 13:03:36
● 2026-03-25 20:24:30

●A2606:4700:3031::ac43:97262026-03-23 → 2026-03-25 · 2 obs

● 2026-03-23 13:03:36
● 2026-03-25 20:24:30

●A2606:4700:3034::6815:488a2026-03-23 → 2026-03-25 · 2 obs

● 2026-03-23 13:03:36
● 2026-03-25 20:24:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
workers.dev	clyde.ns.cloudflare.com, sofia.ns.cloudflare.com	-
doclang.workers.dev	crystal.ns.cloudflare.com, lee.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.129

NS records: crystal.ns.cloudflare.com, lee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 208ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.151.38, 104.21.72.138`
AAAA	2	`2606:4700:3034::6815:488a, 2606:4700:3031::ac43:9726`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

hello.doclang.workers.dev maps to four IP numbers: 2606:4700:3031::ac43:9726, 2606:4700:3034::6815:488a, 104.21.72.138 and 172.67.151.38.

other host names include 996bulo.club, careerintegrityforge.xyz, vbdozzrdqluca.store, diutumarze.pro and mateuy.info; they share IP numbers with hello.doclang.workers.dev.

hello.doclang.workers.dev - robtex.com