D grade
protocol-mismatch
10 score
449 ms
0.0% uptime over 3 measured probes
AS16509 AMAZON-02 - Amazon.com, Inc., US · US
https://cambrian-x402.vercel.app/
agents-txt first seen 2026-09-07 · last seen 2026-09-19 · json
Same host
a2a × 2 ard × 1 llms-txt × 1 robots × 1 · 1 alive sigdir × 1 x402 × 1
Badge
embed:
<a href="https://agentprobe.org/endpoint/418007"><img src="https://agentprobe.org/badge/418007.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-16 11:02 | protocol-mismatch | 10 | 200 | HTTP/1.1 | 449 | detailsmeta {"url":"https://cambrian-x402.vercel.app/agents.txt","http_version":"HTTP/1.1","vantage":"us-east-1"} | ||
| 2026-09-09 10:18 | protocol-mismatch | 10 | 200 | HTTP/1.1 | 709 | detailsmeta {"url":"https://cambrian-x402.vercel.app/agents.txt","http_version":"HTTP/1.1","vantage":"us-east-1"} | ||
| 2026-09-07 07:37 | connect-fail | detailsmeta {"vantage":"us-east-1"} | ProtocolError: Invalid input ConnectionInputs.SEND_SETTINGS in state ConnectionState.CLOSED |