f3c4-api-openai.drswith.workers.dev - robtex.com
f3c4-api-openai.drswith.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::ac43:a460🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:42d3🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.66.211Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.164.96🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.66.211, 172.67.164.96 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:a460, 2606:4700:3037::6815:42d3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=229, name=cloudflare-ech.com | ||||||
drswith.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | art.ns.cloudflare.com ⭐ | ||||||
| NS | mona.ns.cloudflare.com | ||||||
| SOA | art.ns.cloudflare.comdns@cloudflare.com serial=2410397419 | ||||||
DNS History
8 records (4 active, 4 former)
●A104.21.66.2112026-06-27 → 2026-07-28 · 3 obs
● 2026-06-27 14:28:14
○ 2026-07-23 21:11:22
● 2026-07-28 23:20:54
○ 2026-07-23 21:11:22
● 2026-07-28 23:20:54
●A172.67.164.962026-06-27 → 2026-07-28 · 3 obs
● 2026-06-27 14:28:14
○ 2026-07-23 21:11:22
● 2026-07-28 23:20:54
○ 2026-07-23 21:11:22
● 2026-07-28 23:20:54
○A188.114.96.02026-07-23 → 2026-07-23 · 3 obs
○ 2026-06-27 14:28:14
● 2026-07-23 21:11:22
○ 2026-07-28 23:20:54
● 2026-07-23 21:11:22
○ 2026-07-28 23:20:54
○A188.114.97.02026-07-23 → 2026-07-23 · 3 obs
○ 2026-06-27 14:28:14
● 2026-07-23 21:11:22
○ 2026-07-28 23:20:54
● 2026-07-23 21:11:22
○ 2026-07-28 23:20:54
●A2606:4700:3034::ac43:a4602026-06-27 → 2026-07-28 · 3 obs
● 2026-06-27 14:28:14
○ 2026-07-23 21:11:22
● 2026-07-28 23:20:54
○ 2026-07-23 21:11:22
● 2026-07-28 23:20:54
●A2606:4700:3037::6815:42d32026-06-27 → 2026-07-28 · 3 obs
● 2026-06-27 14:28:14
○ 2026-07-23 21:11:22
● 2026-07-28 23:20:54
○ 2026-07-23 21:11:22
● 2026-07-28 23:20:54
○A2a06:98c1:3120::2026-07-23 → 2026-07-23 · 3 obs
○ 2026-06-27 14:28:14
● 2026-07-23 21:11:22
○ 2026-07-28 23:20:54
● 2026-07-23 21:11:22
○ 2026-07-28 23:20:54
○A2a06:98c1:3121::2026-07-23 → 2026-07-23 · 3 obs
○ 2026-06-27 14:28:14
● 2026-07-23 21:11:22
○ 2026-07-28 23:20:54
● 2026-07-23 21:11:22
○ 2026-07-28 23:20:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| workers.dev | clyde.ns.cloudflare.com, sofia.ns.cloudflare.com | - |
| drswith.workers.dev | art.ns.cloudflare.com, mona.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.102
NS records: art.ns.cloudflare.com, mona.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
⏱️ Timing
Total: 398ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.66.211, 172.67.164.96 |
| AAAA | 2 | 2606:4700:3037::6815:42d3, 2606:4700:3034::ac43:a460 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
f3c4-api-openai.drswith.workers.dev resolves to four IP addresses: 104.21.66.211, 172.67.164.96, 2606:4700:3034::ac43:a460 and 2606:4700:3037::6815:42d3.
Among the host names that share IP numbers with f3c4-api-openai.drswith.workers.dev are getamplifyai.one, jolamsneaker.com, keren-shemesh.com and two others.