D grade
card-invalid
30 score
720 ms
1.0 version
0.0% uptime over 4 measured probes
AS13335 CLOUDFLARENET - Cloudflare, Inc., US · US
https://joost.blog/.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 | Ask Joost | a2a_agent:joost.blog |
Same host
agents-txt × 1 ard × 1 · 1 alive llms-txt × 1 · 1 alive robots × 1 · 1 alive sigdir × 1 x402 × 1
Badge
embed:
<a href="https://agentprobe.org/endpoint/7925"><img src="https://agentprobe.org/badge/7925.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 | 720 | 1.0 | detailscapabilities {"era":"1.0","skills_count":2,"skills":["ask_joost","list_recent_content"],"streaming":true,"push_notifications":false,"security_schemes":[],"bindings":[null,null],"signatures":0}meta {"card_url":"https://joost.blog/.well-known/agent-card.json","card":{"name":"Ask Joost","version":"1.0.0","provider":{"organization":"Joost de Valk","url":"https://joost.blog"},"documentationUrl":null},"missing_fields":["defaultInputModes","defaultOutputModes"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | missing ['defaultInputModes', 'defaultOutputModes'] |
| 2026-09-09 09:16 | card-invalid | 30 | 200 | 2442 | 1.0 | detailscapabilities {"era":"1.0","skills_count":2,"skills":["ask_joost","list_recent_content"],"streaming":true,"push_notifications":false,"security_schemes":[],"bindings":[null,null],"signatures":0}meta {"card_url":"https://joost.blog/.well-known/agent-card.json","card":{"name":"Ask Joost","version":"1.0.0","provider":{"organization":"Joost de Valk","url":"https://joost.blog"},"documentationUrl":null},"missing_fields":["defaultInputModes","defaultOutputModes"],"vantage":"us-east-1"} | missing ['defaultInputModes', 'defaultOutputModes'] | |
| 2026-09-08 08:14 | connect-fail | 1323 | 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 |