D grade
card-invalid
20 score
906 ms
0.0% uptime over 13 measured probes
AS24940 HETZNER-AS - Hetzner Online GmbH, DE · DE
https://twitter.surf.cascade.fyi/
ard first seen 2026-09-07 · last seen 2026-09-20 · json
Same host
a2a × 1 agents-txt × 1 llms-txt × 1 · 1 alive robots × 1 · 1 alive sigdir × 1 x402 × 9 · 8 alive
Badge
embed:
<a href="https://agentprobe.org/endpoint/3903330"><img src="https://agentprobe.org/badge/3903330.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-19 20:05 | card-invalid | 20 | 200 | HTTP/1.1 | 906 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-18 19:15 | card-invalid | 20 | 200 | HTTP/1.1 | 801 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-17 18:05 | card-invalid | 20 | 200 | HTTP/1.1 | 1222 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-16 17:16 | card-invalid | 20 | 200 | HTTP/1.1 | 940 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-15 16:12 | card-invalid | 20 | 200 | HTTP/1.1 | 774 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-14 15:38 | card-invalid | 20 | 200 | HTTP/1.1 | 998 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-13 14:15 | card-invalid | 20 | 200 | HTTP/1.1 | 1443 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-12 13:10 | card-invalid | 20 | 200 | HTTP/1.1 | 1516 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-11 12:16 | card-invalid | 20 | 200 | HTTP/1.1 | 1185 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-10 11:17 | card-invalid | 20 | 200 | HTTP/1.1 | 1537 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-09 10:17 | card-invalid | 20 | 200 | HTTP/1.1 | 918 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | not a JSON object | |
| 2026-09-08 08:51 | card-invalid | 20 | 200 | 2155 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ai-catalog.json","paths_found":["ai-catalog.json"],"vantage":"us-east-1"} | not a JSON object | ||
| 2026-09-07 07:52 | card-invalid | 20 | 200 | 2799 | detailsmeta {"catalog_url":"https://twitter.surf.cascade.fyi/.well-known/ard.json","paths_found":["ard.json","ai-catalog.json"],"vantage":"us-east-1"} | not a JSON object |