agentprobe.org
070 ms5,022 ms2026-09-07T11:14:14+00:00 · connect-fail · 1498 ms2026-09-09T11:02:06+00:00 · http-error · 5022 ms2026-09-07 11:142026-09-09 11:02070 ms5,022 ms2026-09-07T11:14:14+00:00 · connect-fail · 1498 ms2026-09-09T11:02:06+00:00 · http-error · 5022 ms2026-09-07 11:142026-09-09 11:02
probe history, latency (log) over time, glyph = outcome
F grade
http-error
— score
5022 ms
0.0% uptime over 2 measured probes
AS400940 RAILWAY - Railway, US · US

https://xsignal-production.up.railway.app/

llms-txt first seen 2026-09-07 · last seen 2026-09-12 · json

Same host

a2a × 1 agents-txt × 1 ard × 1 mcp × 1 · 1 alive robots × 1 sigdir × 1 x402 × 1

Badge

agentprobe grade F

embed:

<a href="https://agentprobe.org/endpoint/3801623"><img src="https://agentprobe.org/badge/3801623.svg" alt="agentprobe"></a>

Probe history

probed (UTC)outcomescorestatushttpmsversioncapabilitieserror
2026-09-09 11:02http-error 404HTTP/1.15022
details

meta 

{"url":"https://xsignal-production.up.railway.app/llms.txt","http_version":"HTTP/1.1","vantage":"us-east-1"}
HTTP 404
2026-09-07 11:14connect-fail 1498
details

meta 

{"vantage":"us-east-1"}
h2: Invalid input ConnectionInputs.SEND_SETTINGS in state ConnectionState.CLOSED