setapp-openai.zengbo.workers.dev - robtex.com
setapp-openai.zengbo.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:cad8🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:34b8🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.52.184Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.202.216🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.52.184, 172.67.202.216 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:cad8, 2606:4700:3037::6815:34b8 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=68, name=cloudflare-ech.com | ||||||
zengbo.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | alec.ns.cloudflare.com ⭐ | ||||||
| NS | sharon.ns.cloudflare.com | ||||||
| SOA | alec.ns.cloudflare.comdns@cloudflare.com serial=2411179426 | ||||||
DNS History
4 records (4 active, 0 former)
●A104.21.52.1842026-06-25 → 2026-08-02 · 2 obs
● 2026-06-25 13:57:42
● 2026-08-02 23:35:10
● 2026-08-02 23:35:10
●A172.67.202.2162026-06-25 → 2026-08-02 · 2 obs
● 2026-06-25 13:57:42
● 2026-08-02 23:35:10
● 2026-08-02 23:35:10
●A2606:4700:3032::ac43:cad82026-06-25 → 2026-08-02 · 2 obs
● 2026-06-25 13:57:42
● 2026-08-02 23:35:10
● 2026-08-02 23:35:10
●A2606:4700:3037::6815:34b82026-06-25 → 2026-08-02 · 2 obs
● 2026-06-25 13:57:42
● 2026-08-02 23:35:10
● 2026-08-02 23:35:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| workers.dev | clyde.ns.cloudflare.com, sofia.ns.cloudflare.com | - |
| zengbo.workers.dev | alec.ns.cloudflare.com, sharon.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.59
NS records: alec.ns.cloudflare.com, sharon.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
⏱️ Timing
Total: 213ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.52.184, 172.67.202.216 |
| AAAA | 2 | 2606:4700:3032::ac43:cad8, 2606:4700:3037::6815:34b8 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
setapp-openai.zengbo.workers.dev points to the four IP addresses 104.21.52.184, 172.67.202.216, 2606:4700:3032::ac43:cad8 and 2606:4700:3037::6815:34b8.
usertraining.womensaid.org.uk, mail.herzoglaw.com, altinors.com plus two other host names have IP numbers in common with setapp-openai.zengbo.workers.dev.