{"endpoint":{"id":870261,"url":"https://http-header-checker.underscoredone.com/","host":"http-header-checker.underscoredone.com","kind":"llms-txt","first_seen":"2026-09-07T01:27:29+00:00","last_seen":"2026-09-11T15:32:11+00:00","last_probed_at":"2026-09-09T11:32:50+00:00","last_outcome":"http-error","last_score":null,"last_latency_ms":5048,"last_http_status":404,"last_inferred":0},"probes":[{"id":511186,"endpoint_id":870261,"probed_at":"2026-09-09T11:32:50+00:00","probe_kind":"llms-txt","outcome":"http-error","http_status":404,"latency_ms":5048,"protocol_version":null,"score":null,"capabilities":{},"error":"HTTP 404","meta":{"url":"https://http-header-checker.underscoredone.com/llms.txt","http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"104.21.44.180"},{"id":149053,"endpoint_id":870261,"probed_at":"2026-09-07T10:58:48+00:00","probe_kind":"llms-txt","outcome":"connect-fail","http_status":null,"latency_ms":1091,"protocol_version":null,"score":null,"capabilities":{},"error":"h2: Invalid input ConnectionInputs.SEND_SETTINGS in state ConnectionState.CLOSED","meta":{"vantage":"us-east-1"},"ip":"104.21.44.180"}]}