agentprobe.org
036 ms1,336 ms2026-09-07T10:43:31+00:00 · connect-fail · 295 ms2026-09-09T10:19:45+00:00 · http-error · 1336 ms2026-09-07 10:432026-09-09 10:19036 ms1,336 ms2026-09-07T10:43:31+00:00 · connect-fail · 295 ms2026-09-09T10:19:45+00:00 · http-error · 1336 ms2026-09-07 10:432026-09-09 10:19
probe history, latency (log) over time, glyph = outcome
F grade
http-error
— score
1336 ms
0.0% uptime over 2 measured probes
AS16509 AMAZON-02 - Amazon.com, Inc., US · US

https://marginalia.polycode.co.uk/

agents-txt first seen 2026-09-07 · last seen 2026-09-09 · json

Same host

a2a × 1 ard × 1 llms-txt × 1 robots × 1 sigdir × 1 x402 × 1

Badge

agentprobe grade F

embed:

<a href="https://agentprobe.org/endpoint/1083890"><img src="https://agentprobe.org/badge/1083890.svg" alt="agentprobe"></a>

Probe history

probed (UTC)outcomescorestatushttpmsversioncapabilitieserror
2026-09-09 10:19http-error 403HTTP/1.11336
details

meta 

{"url":"https://marginalia.polycode.co.uk/agents.txt","http_version":"HTTP/1.1","vantage":"us-east-1"}
HTTP 403
2026-09-07 10:43connect-fail 295
details

meta 

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