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                "confidence": "1.0000",
                "source_rule": "local-headers-v1",
                "evidence_keys": "[\"http.response_headers\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            },
            {
                "id": 1550490,
                "domain_scan_id": 17815,
                "code": "local_headers.hsts_include_subdomains",
                "value": "",
                "confidence": "1.0000",
                "source_rule": "local-headers-v1",
                "evidence_keys": "[\"http.response_headers\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            },
            {
                "id": 1550489,
                "domain_scan_id": 17815,
                "code": "local_headers.hsts_max_age",
                "value": "15768000",
                "confidence": "1.0000",
                "source_rule": "local-headers-v1",
                "evidence_keys": "[\"http.response_headers\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            },
            {
                "id": 1550491,
                "domain_scan_id": 17815,
                "code": "local_headers.hsts_preload",
                "value": "1",
                "confidence": "1.0000",
                "source_rule": "local-headers-v1",
                "evidence_keys": "[\"http.response_headers\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            },
            {
                "id": 1550488,
                "domain_scan_id": 17815,
                "code": "local_headers.hsts_present",
                "value": "1",
                "confidence": "1.0000",
                "source_rule": "local-headers-v1",
                "evidence_keys": "[\"http.response_headers\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            },
            {
                "id": 1550496,
                "domain_scan_id": 17815,
                "code": "local_headers.permissions_camera_restricted",
                "value": "",
                "confidence": "1.0000",
                "source_rule": "local-headers-v1",
                "evidence_keys": "[\"http.response_headers\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            },
            {
                "id": 1550498,
                "domain_scan_id": 17815,
                "code": "local_headers.permissions_geolocation_restricted",
                "value": "",
                "confidence": "1.0000",
                "source_rule": "local-headers-v1",
                "evidence_keys": "[\"http.response_headers\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            },
            {
                "id": 1550497,
                "domain_scan_id": 17815,
                "code": "local_headers.permissions_microphone_restricted",
                "value": "",
                "confidence": "1.0000",
                "source_rule": "local-headers-v1",
                "evidence_keys": "[\"http.response_headers\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            }
        ],
        "technologies": [
            {
                "id": 67925,
                "domain_scan_id": 17815,
                "code": "google-tag-manager",
                "name": "Google Tag Manager",
                "version": null,
                "confidence": "0.9600",
                "source_rule": "google-tag-manager-v1",
                "evidence_keys": "[\"page.html\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            },
            {
                "id": 67926,
                "domain_scan_id": 17815,
                "code": "nginx",
                "name": "Nginx",
                "version": null,
                "confidence": "0.9300",
                "source_rule": "nginx-v1",
                "evidence_keys": "[\"page.headers\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            },
            {
                "id": 67927,
                "domain_scan_id": 17815,
                "code": "tailwind",
                "name": "Tailwind CSS",
                "version": null,
                "confidence": "0.7200",
                "source_rule": "tailwind-v1",
                "evidence_keys": "[\"page.html\"]",
                "created_at": "2026-10-01 23:39:07",
                "updated_at": "2026-10-01 23:39:07"
            }
        ],
        "availability_history": [
            {
                "id": 17815,
                "status": "completed",
                "finished_at": "2026-10-01 23:39:08",
                "error_code": null,
                "status_code": 200,
                "final_url": "https://www.hmhco.com/",
                "duration_ms": 0
            }
        ],
        "comparison": {
            "previous": null,
            "current": {
                "id": 17815,
                "finished_at": "2026-10-01 23:39:08",
                "status_code": 200,
                "final_url": "https://www.hmhco.com/",
                "safety_score": 74
            },
            "score_delta": null,
            "added_technologies": [],
            "removed_technologies": []
        }
    },
    "limitations": [
        "This is a point-in-time technical evidence export.",
        "Unavailable checks are not clean results.",
        "The export is not a malware-removal guarantee or uptime SLA."
    ]
}