f.securefile.workers.dev - dns.ninja

f.securefile.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:5581🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:cdbb🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.85.129Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.205.187🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.85.129, 172.67.205.187
IPv6 hints2606:4700:3030::6815:5581, 2606:4700:3033::ac43:cdbb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=191, name=cloudflare-ech.com

securefile.workers.dev

DNSSEC⚠️ Not signed
NSingrid.ns.cloudflare.com ⭐
NSroan.ns.cloudflare.com
SOAingrid.ns.cloudflare.comdns@cloudflare.com serial=2406744846

Same first word

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f.freetls.fastly.net
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f.bio
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f.edgesuite.net
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f.akamaiedge.net
f.fyi
f.cz
f.bz
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DNS History

6 records (4 active, 2 former)

A104.21.85.129172.67.205.1872606:4700:3030::6815:55812606:4700:3033::ac43:cdbb2606:4700:3034::6815:55812606:4700:3035::ac43:cdbb
●A104.21.85.1292026-02-18 → 2026-07-05 · 2 obs
● 2026-02-18 01:33:00
● 2026-07-05 05:23:42
●A172.67.205.1872026-02-18 → 2026-07-05 · 2 obs
● 2026-02-18 01:33:00
● 2026-07-05 05:23:42
●A2606:4700:3030::6815:55812026-07-05 → 2026-07-05 · 2 obs
○ 2026-05-28 13:17:08
● 2026-07-05 05:23:42
●A2606:4700:3033::ac43:cdbb2026-07-05 → 2026-07-05 · 2 obs
○ 2026-05-28 13:17:08
● 2026-07-05 05:23:42
○A2606:4700:3034::6815:55812026-02-18 → 2026-05-28 · 3 obs
● 2026-02-18 01:33:00
● 2026-05-28 13:17:08
○ 2026-07-05 05:23:42
○A2606:4700:3035::ac43:cdbb2026-02-18 → 2026-05-28 · 3 obs
● 2026-02-18 01:33:00
● 2026-05-28 13:17:08
○ 2026-07-05 05:23:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
workers.devclyde.ns.cloudflare.com, sofia.ns.cloudflare.com-
securefile.workers.devingrid.ns.cloudflare.com, roan.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.226

NS records: ingrid.ns.cloudflare.com, roan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 287ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.205.187, 104.21.85.129
AAAA22606:4700:3033::ac43:cdbb, 2606:4700:3030::6815:5581
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

f.securefile.workers.dev points to the four IP addresses 104.21.85.129, 172.67.205.187, 2606:4700:3030::6815:5581 and 2606:4700:3033::ac43:cdbb.

Two other host names, along with proposal.securefile.workers.dev, dakdekkersgids.nl and vw-nancy.fr, also share IP numbers with f.securefile.workers.dev.