D grade
card-invalid
30 score
143 ms
0.0% uptime over 1 probes
AS400940 RAILWAY - Railway, US · US
https://api.signalfuse.co/.well-known/mcp.json
a2a first seen 2026-09-07 · last seen 2026-09-07 · json
Listed in
| source | name | description | external id |
|---|---|---|---|
| Agenstry | api.signalfuse.co | paid_api:api.signalfuse.co |
Same host
agents-txt × 1 ard × 1 llms-txt × 1 mcp × 2 robots × 1 sigdir × 1 x402 × 43 · 41 alive
Badge
embed: <a href="https://agentprobe.org/endpoint/5811"><img src="https://agentprobe.org/badge/5811.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|
| 2026-09-07T01:52:00+00:00 | card-invalid | 30 | 200 | 143 | show{}{"card_url":"https://api.signalfuse.co/.well-known/mcp.json"} | neither supportedInterfaces nor url |