D grade
card-invalid
30 score
755 ms
0.0% uptime over 4 measured probes
AS16509 AMAZON-02 - Amazon.com, Inc., US · US
https://kronossignals.com/.well-known/agent-card.json
a2a first seen 2026-09-07 · last seen 2026-09-10 · json
Listed in
| source | name | description | external id |
|---|---|---|---|
| Agenstry | kronossignals.com | paid_api:kronossignals.com |
Same host
agents-txt × 1 · 1 alive ard × 1 llms-txt × 1 · 1 alive robots × 1 sigdir × 1 x402 × 55 · 55 alive
Badge
embed:
<a href="https://agentprobe.org/endpoint/8000"><img src="https://agentprobe.org/badge/8000.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-10 10:07 | card-invalid | 30 | 200 | HTTP/1.1 | 755 | detailsmeta {"card_url":"https://kronossignals.com/.well-known/agent-card.json","http_version":"HTTP/1.1","vantage":"us-east-1"} | neither supportedInterfaces nor url | |
| 2026-09-09 09:16 | card-invalid | 30 | 200 | 2092 | detailsmeta {"card_url":"https://kronossignals.com/.well-known/agent-card.json","vantage":"us-east-1"} | neither supportedInterfaces nor url | ||
| 2026-09-08 08:14 | connect-fail | 644 | detailsmeta {"vantage":"us-east-1"} | WriteError: | ||||
| 2026-09-07 07:33 | connect-fail | detailsmeta {"vantage":"us-east-1"} | ProtocolError: Invalid input ConnectionInputs.SEND_SETTINGS in state ConnectionState.CLOSED |