secure.inv-pdf.workers.dev - dns.ninja

`secure.inv-pdf.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:996a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:5230^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.82.48^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.153.106^{🇺🇸 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	104.21.82.48, 172.67.153.106
		IPv6 hints	2606:4700:3033::ac43:996a, 2606:4700:3035::6815:5230
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=67, name=cloudflare-ech.com

`inv-pdf.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`matteo.ns.cloudflare.com` ⭐
	NS	`olivia.ns.cloudflare.com`
	SOA	`matteo.ns.cloudflare.com`dns@cloudflare.com serial=2411723695

Same first word

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DNS History

6 records (4 active, 2 former)

●A104.21.82.482026-03-14 → 2026-08-13 · 2 obs

● 2026-03-14 18:18:22
● 2026-08-13 05:02:50

●A172.67.153.1062026-03-14 → 2026-08-13 · 2 obs

● 2026-03-14 18:18:22
● 2026-08-13 05:02:50

○A2606:4700:3032::ac43:996a2026-03-14 → 2026-05-16 · 4 obs

● 2026-03-14 18:18:22
● 2026-05-16 14:04:24
○ 2026-07-10 02:50:14
○ 2026-08-13 05:02:50

○A2606:4700:3033::6815:52302026-03-14 → 2026-05-16 · 4 obs

● 2026-03-14 18:18:22
● 2026-05-16 14:04:24
○ 2026-07-10 02:50:14
○ 2026-08-13 05:02:50

●A2606:4700:3033::ac43:996a2026-07-10 → 2026-08-13 · 3 obs

○ 2026-05-16 14:04:24
● 2026-07-10 02:50:14
● 2026-08-13 05:02:50

●A2606:4700:3035::6815:52302026-07-10 → 2026-08-13 · 3 obs

○ 2026-05-16 14:04:24
● 2026-07-10 02:50:14
● 2026-08-13 05:02:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com...	-
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
inv-pdf.workers.dev	matteo.ns.cloudflare.com, olivia.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.221

NS records: matteo.ns.cloudflare.com, olivia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 562ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.82.48, 172.67.153.106`
AAAA	2	`2606:4700:3033::ac43:996a, 2606:4700:3035::6815:5230`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

secure.inv-pdf.workers.dev has four IP addresses: 104.21.82.48, 172.67.153.106, 2606:4700:3033::ac43:996a and 2606:4700:3035::6815:5230.

adgtexas.com, wolverhampton.qlocal.co.uk, cloudvyom.com plus two other host names have IP numbers in common with secure.inv-pdf.workers.dev.