D grade
card-invalid
30 score
961 ms
0.0% uptime over 4 measured probes
AS16509 AMAZON-02 - Amazon.com, Inc., US · US
https://circadian-agent.com/
a2a first seen 2026-09-07 · last seen 2026-09-09 · json
Listed in
| source | name | description | external id |
|---|---|---|---|
| Agenstry | Circadian | paid_api:circadian-agent.com |
Same host
agents-txt × 1 ard × 1 llms-txt × 1 · 1 alive robots × 1 · 1 alive sigdir × 1
Badge
embed:
<a href="https://agentprobe.org/endpoint/6438"><img src="https://agentprobe.org/badge/6438.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-09 10:07 | card-invalid | 30 | 200 | 961 | detailsmeta {"card_url":"https://circadian-agent.com/.well-known/agent.json","vantage":"us-east-1"} | neither supportedInterfaces nor url | ||
| 2026-09-09 09:16 | connect-fail | 369 | detailsmeta {"vantage":"us-east-1"} | WriteError: | ||||
| 2026-09-08 08:14 | connect-fail | 859 | detailsmeta {"vantage":"us-east-1"} | h2: Invalid input ConnectionInputs.SEND_SETTINGS in state ConnectionState.CLOSED | ||||
| 2026-09-07 06:40 | card-invalid | 30 | 200 | 110 | detailsmeta {"card_url":"https://circadian-agent.com/.well-known/agent.json"} | neither supportedInterfaces nor url |