cf-db-llm.smartcache.workers.dev - dns.ninja

cf-db-llm.smartcache.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:b771🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:5c04🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.92.4Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.183.113🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.92.4, 172.67.183.113
IPv6 hints2606:4700:3032::ac43:b771, 2606:4700:3036::6815:5c04
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=13, name=cloudflare-ech.com

smartcache.workers.dev

DNSSEC⚠️ Not signed
NSlee.ns.cloudflare.com ⭐
NSmeera.ns.cloudflare.com
SOAlee.ns.cloudflare.comdns@cloudflare.com serial=2408907842

DNS History

6 records (4 active, 2 former)

A104.21.92.4172.67.183.1132606:4700:3032::ac43:b7712606:4700:3036::6815:5c042606:4700:3030::6815:5c042606:4700:3037::ac43:b771
●A104.21.92.42026-02-16 → 2026-07-30 · 2 obs
● 2026-02-16 07:35:40
● 2026-07-30 07:12:26
●A172.67.183.1132026-02-16 → 2026-07-30 · 2 obs
● 2026-02-16 07:35:40
● 2026-07-30 07:12:26
○A2606:4700:3030::6815:5c042026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 07:35:40
○ 2026-07-10 07:24:04
○ 2026-07-30 07:12:26
●A2606:4700:3032::ac43:b7712026-07-10 → 2026-07-30 · 3 obs
○ 2026-02-16 07:35:40
● 2026-07-10 07:24:04
● 2026-07-30 07:12:26
●A2606:4700:3036::6815:5c042026-07-10 → 2026-07-30 · 3 obs
○ 2026-02-16 07:35:40
● 2026-07-10 07:24:04
● 2026-07-30 07:12:26
○A2606:4700:3037::ac43:b7712026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 07:35:40
○ 2026-07-10 07:24:04
○ 2026-07-30 07:12:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
workers.devsofia.ns.cloudflare.com, clyde.ns.cloudflare.com-
smartcache.workers.devlee.ns.cloudflare.com, meera.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.129

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 224ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.92.4, 172.67.183.113
AAAA22606:4700:3036::6815:5c04, 2606:4700:3032::ac43:b771
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

cf-db-llm.smartcache.workers.dev has four IP addresses: 104.21.92.4, 172.67.183.113, 2606:4700:3032::ac43:b771 and 2606:4700:3036::6815:5c04.

navia-cruise.com, swiftcarder.com, giuseppesansiro.com and two other host names share IP numbers with cf-db-llm.smartcache.workers.dev.