D grade
protocol-mismatch
80 score
838 ms
0.2 version
0.0% uptime over 8 measured probes
AS16509 AMAZON-02 - Amazon.com, Inc., US · US
https://c15t.com/.well-known/agent-card.json
a2a first seen 2026-09-07 · last seen 2026-09-14 · json
Listed in
| source | name | description | external id |
|---|---|---|---|
| Agenstry | c15t | a2a_agent:c15t.com |
Same host
agents-txt × 1 ard × 1 llms-txt × 1 · 1 alive robots × 1 · 1 alive sigdir × 1 x402 × 1
Badge
embed:
<a href="https://agentprobe.org/endpoint/6326"><img src="https://agentprobe.org/badge/6326.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-13 14:10 | protocol-mismatch | 80 | 200 | HTTP/1.1 | 838 | 0.2 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["c15t"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["JSONRPC"],"signatures":0}meta {"card_url":"https://c15t.com/.well-known/agent-card.json","card":{"name":"c15t","version":"1.0.0","provider":{"organization":"Inth","url":"https://inth.com"},"documentationUrl":"https://c15t.com/docs"},"missing_fields":[],"endpoint_url":"https://c15t.com/mcp","binding":"JSONRPC","endpoint_status":200,"a2a_error":-32601,"http_version":"HTTP/1.1","vantage":"us-east-1"} | error -32601 for both message/send and SendMessage |
| 2026-09-12 13:05 | protocol-mismatch | 80 | 200 | HTTP/1.1 | 922 | 0.2 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["c15t"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["JSONRPC"],"signatures":0}meta {"card_url":"https://c15t.com/.well-known/agent-card.json","card":{"name":"c15t","version":"1.0.0","provider":{"organization":"Inth","url":"https://inth.com"},"documentationUrl":"https://c15t.com/docs"},"missing_fields":[],"endpoint_url":"https://c15t.com/mcp","binding":"JSONRPC","endpoint_status":200,"a2a_error":-32601,"http_version":"HTTP/1.1","vantage":"us-east-1"} | error -32601 for both message/send and SendMessage |
| 2026-09-11 12:11 | protocol-mismatch | 80 | 200 | HTTP/1.1 | 731 | 0.2 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["c15t"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["JSONRPC"],"signatures":0}meta {"card_url":"https://c15t.com/.well-known/agent-card.json","card":{"name":"c15t","version":"1.0.0","provider":{"organization":"Inth","url":"https://inth.com"},"documentationUrl":"https://c15t.com/docs"},"missing_fields":[],"endpoint_url":"https://c15t.com/mcp","binding":"JSONRPC","endpoint_status":200,"a2a_error":-32601,"http_version":"HTTP/1.1","vantage":"us-east-1"} | error -32601 for both message/send and SendMessage |
| 2026-09-10 11:12 | protocol-mismatch | 80 | 200 | HTTP/1.1 | 896 | 0.2 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["c15t"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["JSONRPC"],"signatures":0}meta {"card_url":"https://c15t.com/.well-known/agent-card.json","card":{"name":"c15t","version":"1.0.0","provider":{"organization":"Inth","url":"https://inth.com"},"documentationUrl":"https://c15t.com/docs"},"missing_fields":[],"endpoint_url":"https://c15t.com/mcp","binding":"JSONRPC","endpoint_status":200,"a2a_error":-32601,"http_version":"HTTP/1.1","vantage":"us-east-1"} | error -32601 for both message/send and SendMessage |
| 2026-09-09 10:07 | protocol-mismatch | 80 | 200 | 1031 | 0.2 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["c15t"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["JSONRPC"],"signatures":0}meta {"card_url":"https://c15t.com/.well-known/agent-card.json","card":{"name":"c15t","version":"1.0.0","provider":{"organization":"Inth","url":"https://inth.com"},"documentationUrl":"https://c15t.com/docs"},"missing_fields":[],"endpoint_url":"https://c15t.com/mcp","binding":"JSONRPC","endpoint_status":200,"a2a_error":-32601,"vantage":"us-east-1"} | error -32601 for both message/send and SendMessage | |
| 2026-09-09 09:16 | connect-fail | 456 | detailsmeta {"vantage":"us-east-1"} | WriteError: | ||||
| 2026-09-08 08:14 | connect-fail | 722 | detailsmeta {"vantage":"us-east-1"} | WriteError: | ||||
| 2026-09-07 05:10 | protocol-mismatch | 80 | 200 | 97 | 0.2 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["c15t"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["JSONRPC"],"signatures":0}meta {"card_url":"https://c15t.com/.well-known/agent-card.json","card":{"name":"c15t","version":"1.0.0","provider":{"organization":"Inth","url":"https://inth.com"},"documentationUrl":"https://c15t.com/docs"},"missing_fields":[],"endpoint_url":"https://c15t.com/mcp","binding":"JSONRPC","endpoint_status":200,"a2a_error":-32601} | error -32601 for both message/send and SendMessage |