apiopenai.czbsitrd.workers.dev - dns.ninja
apiopenai.czbsitrd.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:9e92🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::6815:28fb🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.40.251Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.158.146🇺🇸 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 | 104.21.40.251, 172.67.158.146 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:9e92, 2606:4700:3033::6815:28fb | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=37, name=cloudflare-ech.com | ||||||
czbsitrd.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | bart.ns.cloudflare.com ⭐ | ||||||
| NS | danica.ns.cloudflare.com | ||||||
| SOA | bart.ns.cloudflare.comdns@cloudflare.com serial=2407871339 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●A104.21.40.2512026-04-11 → 2026-06-30 · 4 obs
● 2026-04-11 21:17:58
○ 2026-06-24 20:47:06
● 2026-06-29 15:01:50
● 2026-06-30 19:38:20
○ 2026-06-24 20:47:06
● 2026-06-29 15:01:50
● 2026-06-30 19:38:20
●A172.67.158.1462026-04-11 → 2026-06-30 · 4 obs
● 2026-04-11 21:17:58
○ 2026-06-24 20:47:06
● 2026-06-29 15:01:50
● 2026-06-30 19:38:20
○ 2026-06-24 20:47:06
● 2026-06-29 15:01:50
● 2026-06-30 19:38:20
○A188.114.96.02026-06-24 → 2026-06-24 · 4 obs
○ 2026-04-11 21:17:58
● 2026-06-24 20:47:06
○ 2026-06-29 15:01:50
○ 2026-06-30 19:38:20
● 2026-06-24 20:47:06
○ 2026-06-29 15:01:50
○ 2026-06-30 19:38:20
○A188.114.97.02026-06-24 → 2026-06-24 · 4 obs
○ 2026-04-11 21:17:58
● 2026-06-24 20:47:06
○ 2026-06-29 15:01:50
○ 2026-06-30 19:38:20
● 2026-06-24 20:47:06
○ 2026-06-29 15:01:50
○ 2026-06-30 19:38:20
●A2606:4700:3031::ac43:9e922026-04-11 → 2026-06-30 · 4 obs
● 2026-04-11 21:17:58
○ 2026-06-24 20:47:06
● 2026-06-29 15:01:50
● 2026-06-30 19:38:20
○ 2026-06-24 20:47:06
● 2026-06-29 15:01:50
● 2026-06-30 19:38:20
●A2606:4700:3033::6815:28fb2026-04-11 → 2026-06-30 · 4 obs
● 2026-04-11 21:17:58
○ 2026-06-24 20:47:06
● 2026-06-29 15:01:50
● 2026-06-30 19:38:20
○ 2026-06-24 20:47:06
● 2026-06-29 15:01:50
● 2026-06-30 19:38:20
○A2a06:98c1:3120::2026-06-24 → 2026-06-24 · 4 obs
○ 2026-04-11 21:17:58
● 2026-06-24 20:47:06
○ 2026-06-29 15:01:50
○ 2026-06-30 19:38:20
● 2026-06-24 20:47:06
○ 2026-06-29 15:01:50
○ 2026-06-30 19:38:20
○A2a06:98c1:3121::2026-06-24 → 2026-06-24 · 4 obs
○ 2026-04-11 21:17:58
● 2026-06-24 20:47:06
○ 2026-06-29 15:01:50
○ 2026-06-30 19:38:20
● 2026-06-24 20:47:06
○ 2026-06-29 15:01:50
○ 2026-06-30 19:38:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| workers.dev | clyde.ns.cloudflare.com, sofia.ns.cloudflare.com | - |
| czbsitrd.workers.dev | bart.ns.cloudflare.com, danica.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.187
NS records: bart.ns.cloudflare.com, danica.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
⏱️ Timing
Total: 487ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.158.146, 104.21.40.251 |
| AAAA | 2 | 2606:4700:3031::ac43:9e92, 2606:4700:3033::6815:28fb |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
apiopenai.czbsitrd.workers.dev points to the four IP addresses 104.21.40.251, 172.67.158.146, 2606:4700:3031::ac43:9e92 and 2606:4700:3033::6815:28fb.
Additional host names — catchplacement.com, medy.dev, capig.stape.us and two others — share IP numbers with apiopenai.czbsitrd.workers.dev.