D grade
protocol-mismatch
80 score
1511 ms
0.3.0 version
0.0% uptime over 6 measured probes
AS51167 CONTABO - Contabo GmbH, DE · DE
https://regwatch.hergertsynthora.com/.well-known/agent-card.json
a2a first seen 2026-09-07 · last seen 2026-09-12 · json
Listed in
| source | name | description | external id |
|---|---|---|---|
| A2A Registry (a2aregistry.org) | SYNTHORA regwatch | SYNTHORA regwatch: x402 Registry Watch: signed Ed25519 deltas of the x402/A2A endpoint registry (payTo/listings/endpoints). Pay-per-event feed pull. POST {"sinc | https://regwatch.hergertsynthora.com/.well-known/agent-card. |
| Agenstry | SYNTHORA regwatch | paid_api:regwatch.hergertsynthora.com |
Same host
agents-txt × 1 ard × 1 llms-txt × 1 mcp × 1 robots × 1 sigdir × 1
Badge
embed:
<a href="https://agentprobe.org/endpoint/297"><img src="https://agentprobe.org/badge/297.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-11 12:18 | protocol-mismatch | 80 | 200 | HTTP/1.1 | 1511 | 0.3.0 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["registry_watch"],"streaming":false,"push_notifications":false,"security_schemes":["x402"],"bindings":["HTTP+JSON","HTTP+JSON","JSONRPC"],"signatures":0}meta {"card_url":"https://regwatch.hergertsynthora.com/.well-known/agent-card.json","card":{"name":"SYNTHORA regwatch","version":"1.0.0","provider":{"organization":"SYNTHORA","url":"https://hergertsynthora.com"},"documentationUrl":null},"missing_fields":[],"endpoint_url":"https://api.hergertsynthora.com/v1/regwatch","binding":"HTTP+JSON","endpoint_status":200,"http_version":"HTTP/1.1","vantage":"us-east-1"} | interface HTTP 200, no A2A envelope |
| 2026-09-10 11:18 | protocol-mismatch | 80 | 200 | HTTP/1.1 | 1479 | 0.3.0 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["registry_watch"],"streaming":false,"push_notifications":false,"security_schemes":["x402"],"bindings":["HTTP+JSON","HTTP+JSON","JSONRPC"],"signatures":0}meta {"card_url":"https://regwatch.hergertsynthora.com/.well-known/agent-card.json","card":{"name":"SYNTHORA regwatch","version":"1.0.0","provider":{"organization":"SYNTHORA","url":"https://hergertsynthora.com"},"documentationUrl":null},"missing_fields":[],"endpoint_url":"https://api.hergertsynthora.com/v1/regwatch","binding":"HTTP+JSON","endpoint_status":200,"http_version":"HTTP/1.1","vantage":"us-east-1"} | interface HTTP 200, no A2A envelope |
| 2026-09-09 10:15 | protocol-mismatch | 80 | 200 | HTTP/1.1 | 691 | 0.3.0 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["registry_watch"],"streaming":false,"push_notifications":false,"security_schemes":["x402"],"bindings":["HTTP+JSON","HTTP+JSON","JSONRPC"],"signatures":0}meta {"card_url":"https://regwatch.hergertsynthora.com/.well-known/agent-card.json","card":{"name":"SYNTHORA regwatch","version":"1.0.0","provider":{"organization":"SYNTHORA","url":"https://hergertsynthora.com"},"documentationUrl":null},"missing_fields":[],"endpoint_url":"https://api.hergertsynthora.com/v1/regwatch","binding":"HTTP+JSON","endpoint_status":200,"http_version":"HTTP/1.1","vantage":"us-east-1"} | interface HTTP 200, no A2A envelope |
| 2026-09-09 09:46 | connect-fail | 2322 | detailsmeta {"vantage":"us-east-1"} | h2: Invalid input ConnectionInputs.SEND_SETTINGS in state ConnectionState.CLOSED | ||||
| 2026-09-08 08:44 | protocol-mismatch | 80 | 200 | 3873 | 0.3.0 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["registry_watch"],"streaming":false,"push_notifications":false,"security_schemes":["x402"],"bindings":["HTTP+JSON","HTTP+JSON","JSONRPC"],"signatures":0}meta {"card_url":"https://regwatch.hergertsynthora.com/.well-known/agent-card.json","card":{"name":"SYNTHORA regwatch","version":"1.0.0","provider":{"organization":"SYNTHORA","url":"https://hergertsynthora.com"},"documentationUrl":null},"missing_fields":[],"endpoint_url":"https://api.hergertsynthora.com/v1/regwatch","binding":"HTTP+JSON","endpoint_status":200,"vantage":"us-east-1"} | interface HTTP 200, no A2A envelope | |
| 2026-09-07 07:40 | protocol-mismatch | 80 | 200 | 4522 | 0.3.0 | detailscapabilities {"era":"0.3","skills_count":1,"skills":["registry_watch"],"streaming":false,"push_notifications":false,"security_schemes":["x402"],"bindings":["HTTP+JSON","HTTP+JSON","JSONRPC"],"signatures":0}meta {"card_url":"https://regwatch.hergertsynthora.com/.well-known/agent-card.json","card":{"name":"SYNTHORA regwatch","version":"1.0.0","provider":{"organization":"SYNTHORA","url":"https://hergertsynthora.com"},"documentationUrl":null},"missing_fields":[],"endpoint_url":"https://api.hergertsynthora.com/v1/regwatch","binding":"HTTP+JSON","endpoint_status":200,"vantage":"us-east-1"} | interface HTTP 200, no A2A envelope |