{
    "ok": true,
    "domain": "nhtsa.gov",
    "generated_at": "2026-08-08T21:10:42-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 71,
        "label": "Fair",
        "categories": {
            "dns": 85,
            "mail": 50,
            "security": 77,
            "network": 85,
            "availability": 60
        },
        "category_weights": {
            "dns": 25,
            "mail": 20,
            "security": 25,
            "network": 10,
            "availability": 20
        },
        "items": [
            {
                "category": "dns",
                "title": "IPv4 (A)",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "1 IPv4 address(es) detected."
            },
            {
                "category": "dns",
                "title": "IPv6 (AAAA)",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "2 IPv6 address(es) detected."
            },
            {
                "category": "dns",
                "title": "Name server redundancy",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "6 NS record(s); 2 or more required."
            },
            {
                "category": "dns",
                "title": "SOA record",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "Authoritative zone record."
            },
            {
                "category": "dns",
                "title": "DNSSEC chain",
                "max_points": 15,
                "earned_points": 15,
                "lost_points": 0,
                "detail": "DS and DNSKEY detected."
            },
            {
                "category": "dns",
                "title": "CAA policy",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "Certificate authority restriction."
            },
            {
                "category": "dns",
                "title": "DNS propagation",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10,
                "detail": "Agreement between public resolvers."
            },
            {
                "category": "mail",
                "title": "MX records",
                "max_points": 20,
                "earned_points": 0,
                "lost_points": 20,
                "detail": "0 MX record(s)."
            },
            {
                "category": "mail",
                "title": "SPF",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0,
                "detail": "SPF policy published."
            },
            {
                "category": "mail",
                "title": "DMARC",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0,
                "detail": "DMARC policy published."
            },
            {
                "category": "mail",
                "title": "DKIM",
                "max_points": 20,
                "earned_points": 0,
                "lost_points": 20,
                "detail": "No tested DKIM selector responded."
            },
            {
                "category": "mail",
                "title": "MTA-STS",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "Mail transport policy."
            },
            {
                "category": "mail",
                "title": "TLS-RPT",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "TLS reporting policy."
            },
            {
                "category": "security",
                "title": "Valid TLS certificate",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0,
                "detail": "144 day(s) remaining."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "Full points require at least 30 days remaining."
            },
            {
                "category": "security",
                "title": "HTTP security headers",
                "max_points": 35,
                "earned_points": 12,
                "lost_points": 23,
                "detail": "3 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: a23-61-163-175.deploy.static.akamaitechnologies.com"
            },
            {
                "category": "network",
                "title": "IPv4 diversity",
                "max_points": 35,
                "earned_points": 20,
                "lost_points": 15,
                "detail": "Two or more IPv4 addresses receive full points."
            },
            {
                "category": "network",
                "title": "IPv6 connectivity",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0,
                "detail": "AAAA availability."
            },
            {
                "category": "availability",
                "title": "DNS resolution",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0,
                "detail": "At least one address family must resolve."
            },
            {
                "category": "availability",
                "title": "HTTP response",
                "max_points": 40,
                "earned_points": 0,
                "lost_points": 40,
                "detail": "HTTP/2 403 "
            },
            {
                "category": "availability",
                "title": "HTTPS final URL",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "Final URL uses HTTPS."
            }
        ],
        "methodology": "Each category is normalized to 100. The total is the weighted sum: DNS 25%, Email 20%, Security 25%, Network 10%, Availability 20%.",
        "diagnostics": [
            {
                "level": "ok",
                "title": "IPv4 (A)",
                "detail": "1 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "2 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Name server redundancy",
                "detail": "6 NS record(s); 2 or more required.",
                "category": "dns",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "SOA record",
                "detail": "Authoritative zone record.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DNSSEC chain",
                "detail": "DS and DNSKEY detected.",
                "category": "dns",
                "max_points": 15,
                "earned_points": 15,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "category": "dns",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "error",
                "title": "DNS propagation",
                "detail": "Agreement between public resolvers.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
            {
                "level": "error",
                "title": "MX records",
                "detail": "0 MX record(s).",
                "category": "mail",
                "max_points": 20,
                "earned_points": 0,
                "lost_points": 20
            },
            {
                "level": "ok",
                "title": "SPF",
                "detail": "SPF policy published.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DMARC",
                "detail": "DMARC policy published.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "DKIM",
                "detail": "No tested DKIM selector responded.",
                "category": "mail",
                "max_points": 20,
                "earned_points": 0,
                "lost_points": 20
            },
            {
                "level": "error",
                "title": "MTA-STS",
                "detail": "Mail transport policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "error",
                "title": "TLS-RPT",
                "detail": "TLS reporting policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "ok",
                "title": "Valid TLS certificate",
                "detail": "144 day(s) remaining.",
                "category": "security",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Certificate lifetime",
                "detail": "Full points require at least 30 days remaining.",
                "category": "security",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "warning",
                "title": "HTTP security headers",
                "detail": "3 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 12,
                "lost_points": 23
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: a23-61-163-175.deploy.static.akamaitechnologies.com",
                "category": "network",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "warning",
                "title": "IPv4 diversity",
                "detail": "Two or more IPv4 addresses receive full points.",
                "category": "network",
                "max_points": 35,
                "earned_points": 20,
                "lost_points": 15
            },
            {
                "level": "ok",
                "title": "IPv6 connectivity",
                "detail": "AAAA availability.",
                "category": "network",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DNS resolution",
                "detail": "At least one address family must resolve.",
                "category": "availability",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "HTTP response",
                "detail": "HTTP/2 403 ",
                "category": "availability",
                "max_points": 40,
                "earned_points": 0,
                "lost_points": 40
            },
            {
                "level": "ok",
                "title": "HTTPS final URL",
                "detail": "Final URL uses HTTPS.",
                "category": "availability",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            }
        ]
    },
    "dns": {
        "records": {
            "A": [
                "23.61.163.175"
            ],
            "AAAA": [
                "2600:1407:3c00:1492::27ea",
                "2600:1407:3c00:1489::27ea"
            ],
            "CNAME": [],
            "MX": [],
            "TXT": [
                "\"v=spf1 -all\"",
                "\"_zjqyflbokhdzqnbi7h8yqpc1bfw4shq\"",
                "\"_vv0mcc7gx4ryteyg2upmr81q1tlt3ib\""
            ],
            "NS": [
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                "a12-64.akam.net.",
                "a1-97.akam.net.",
                "a24-64.akam.net.",
                "a11-65.akam.net.",
                "a5-65.akam.net."
            ],
            "SOA": [
                "dot-dca-edns-wz01.idn.dot.gov. hostmaster.dot.gov. 2011175779 3600 360 604800 300"
            ],
            "CAA": [],
            "DS": [
                "12050 13 2 0F5E2093AB54463B351FE2A568AE21F84E7B629BD55F00937402E6E9 E149A2B9"
            ],
            "DNSKEY": [
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                "256 3 13 FrogHFZwcPvgABYuhVHtMj1C2MVIYQbQ1aCg3paaFC+F5bbW7TiAUGtM /CX/IoGfmD+yBdqNFFXXxWnHJt3smQ==",
                "257 3 13 RloeJ3jxP70go64UYOpQ2bPtw6QqzW1CyVB9CgbK5tQuBTzFptuw98Hg FPu6uLkXR7sLm4BtTX7E41Ants8xCw==",
                "256 3 13 psTOskgfJ5s01pk8SHIodB+ikQcPFay1Etp9+8BIb/4IdlBI3L5QFF/b wFfoQ2/V3v4n2L9Ufh4OXr06dFf0DA=="
            ],
            "RRSIG": [
                "TXT 13 2 600 20260812001821 20260808231821 52206 nhtsa.gov. Znb/sMu7ShuF+alixG0qcMj5gQWtWVU4vz65fK94R/ocCCHPk8bljVjW riVpyoStPo16cxVF4/zqnl4RNyGfLA==",
                "SOA 13 2 600 20260812001821 20260808231821 52206 nhtsa.gov. rfVZODJ+rjFvt7+bRs234esarK47e9gTwFmrCzHP/Y9CJM7d/y7W5iQX +an88oU6YWLQTC5nU55po/62DCEcZw==",
                "NS 13 2 600 20260812001821 20260808231821 52206 nhtsa.gov. /dqmB4CqeWxnVhdrGFamKkDFKt0VJXISyYLwRnJNPBCkWUCew2iml9fr vJAXZ9QwmrJz7CUVPHmwAmGOl3vHiw==",
                "DNSKEY 13 2 7200 20260812001821 20260808231821 4296 nhtsa.gov. ZxUM1nteV8vtB/b7DqGh8SpvjspFk4hvUV6ogP615+STM77Ehn46Uzge PjbrEUc6qLmY5gCFoWPtWPA6AIY/SQ==",
                "DNSKEY 13 2 7200 20260812001821 20260808231821 12050 nhtsa.gov. khfozDbf8YOVK2Z7PCG7n2Xnf2Tx1zUivQXE2OHDrQKlLPaKB8qeJtHJ ehtT/Z7ZLHq3qT6AL7nMVYfc211EGg==",
                "A 13 2 900 20260812001821 20260808231821 52206 nhtsa.gov. qBYQ5N1/Q5DJ69tHMFPIn0qtANj0gawD5nlzboKru0J6PRli1j/3f9YA Cef30/Y9EDyW2j3BKbsZSBNvOSwH2A==",
                "DS 13 2 3600 20260810031030 20260808011030 35496 gov. SaNDpvU1rIemIGBfQIfcKFIjz5nN2MSvqTdU5xHfD0k/C5AqroWaepbZ rLH07zHVgIDA5Ijzxrtk1uHfMlTIJQ==",
                "NSEC3PARAM 13 2 300 20260812001821 20260808231821 52206 nhtsa.gov. tYKevYAlSq5ZErA/+KyQNgmCn33SNDYREePdkZp8GXx2BQXGfl6b6LUH +/Do8kR0EUttHeIHCZztpFM3qEnSrw=="
            ],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "23.61.163.175"
        ],
        "ipv6": [
            "2600:1407:3c00:1492::27ea",
            "2600:1407:3c00:1489::27ea"
        ]
    },
    "mail": {
        "spf": "v=spf1 -all",
        "dmarc": "v=DMARC1; p=reject; sp=reject; pct=100; fo=1; rf=afrf; ri=43200; rua=mailto:dmarc_reports@dot.gov,mailto:reports@dmarc.cyber.dhs.gov; ruf=mailto:dmarc_reports@dot.gov",
        "dkim_selector": "x",
        "dkim_host": "",
        "dkim": "",
        "spf_analysis": {
            "valid": true,
            "lookups": 0,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "reject"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "a23-61-163-175.deploy.static.akamaitechnologies.com",
        "propagation": {
            "consistent": false,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "23.61.163.175"
                    ],
                    "time_ms": 72
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "23.10.219.19"
                    ],
                    "time_ms": 54.19
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "23.204.36.30"
                    ],
                    "time_ms": 63.01
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "23.61.163.175"
                    ],
                    "time_ms": 137.5
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "173.223.152.7"
                    ],
                    "time_ms": 70.9
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "DigiCert Inc",
        "subject": "safercar.gov",
        "valid_from": "2026-06-15T19:00:00-05:00",
        "valid_to": "2026-12-31T17:59:59-06:00",
        "days_remaining": 144,
        "san": [
            "safercar.gov",
            "911.gov",
            "api.nhtsa.gov",
            "artemis-api-stage.nhtsa.gov",
            "artemis-api.nhtsa.gov",
            "artemis-ewr-api-stage.nhtsa.gov",
            "artemis-ewr-api.nhtsa.gov",
            "artemis-internal-ewr-api-stage.nhtsa.gov",
            "artemis-internal-ewr-api.nhtsa.gov",
            "artemis-mcp-api-stage.nhtsa.gov",
            "artemis-mcp-api.nhtsa.gov",
            "artemis-notes-api-stage.nhtsa.gov",
            "artemis-notes-api.nhtsa.gov",
            "artemis-recalls-ext-api-stage.nhtsa.gov",
            "artemis-recalls-int-api-stage.nhtsa.gov",
            "artemis-sdi-api-stage.nhtsa.gov",
            "artemis-sdi-api.nhtsa.gov",
            "artemis-search-api-stage.nhtsa.gov",
            "artemis-search-api.nhtsa.gov",
            "artemis-user-api-stage.nhtsa.gov",
            "artemis-user-api.nhtsa.gov",
            "cbi-stage.nhtsa.dot.gov",
            "cbi.nhtsa.dot.gov",
            "cbiuser-stage.nhtsa.dot.gov",
            "cbiuser.nhtsa.dot.gov",
            "cbiuserapi-stage.nhtsa.dot.gov",
            "cbiuserapi.nhtsa.dot.gov",
            "cdan.dot.gov",
            "cdan.nhtsa.gov",
            "cms.nhtsa.dot.gov",
            "cms.tsm.nhtsa.dot.gov",
            "crashviewer.nhtsa.dot.gov",
            "dredata.nhtsa.gov",
            "ems.gov",
            "gts.nhtsa.gov",
            "gtstest.nhtsa.gov",
            "hvedata.nhtsa.gov",
            "icsw.nhtsa.gov",
            "isearch.nhtsa.gov",
            "legacy-dredata.nhtsa.gov",
            "mcp.nhtsa.gov",
            "nhtsa.gov",
            "nrd-portal.nhtsa.dot.gov",
            "nrd-stage-portal.nhtsa.dot.gov",
            "nrd-static.nhtsa.dot.gov",
            "nrd.api.nhtsa.dot.gov",
            "nstrc.nhtsa.gov",
            "one.nhtsa.gov",
            "ovsc-stage.api.nhtsa.dot.gov",
            "ovsc.api.nhtsa.dot.gov",
            "qre-artemis-internal-ewr-api-stage.nhtsa.gov",
            "qre-artemis-internal-ewr-api.nhtsa.gov",
            "qre-artemis-mcp-api-stage.nhtsa.gov",
            "qre-artemis-mcp-api.nhtsa.gov",
            "qre-artemis-user-api-stage.nhtsa.gov",
            "qre-artemis-user-api.nhtsa.gov",
            "safertruck.gov",
            "sparks-stage.nhtsa.dot.gov",
            "sparks.nhtsa.dot.gov",
            "stage-api.nhtsa.gov",
            "stage-mcp.nhtsa.gov",
            "stage-ncap-api.nhtsa.dot.gov",
            "stage-ncap.nhtsa.dot.gov",
            "stage-nrd-static.nhtsa.dot.gov",
            "stage-nrd.api.nhtsa.dot.gov",
            "stage-static.nhtsa.gov",
            "stage-vinrcl.nhtsa.dot.gov",
            "stage-www.911.gov",
            "stage-www.ems.gov",
            "static.nhtsa.gov",
            "stnw.nhtsa.gov",
            "test.cdan.dot.gov",
            "trafficsafetymarketing.gov",
            "vinrcl.nhtsa.dot.gov",
            "vinrcl.safercar.gov",
            "vista-api-stage.nhtsa.dot.gov",
            "vista-api.nhtsa.dot.gov",
            "vpic-stage.nhtsa.dot.gov",
            "vpic.nhtsa.dot.gov",
            "www-esv.nhtsa.dot.gov",
            "www-fars.nhtsa.dot.gov",
            "www-nrd.nhtsa.dot.gov",
            "www-odi.nhtsa.dot.gov",
            "www.911.gov",
            "www.distracteddriving.gov",
            "www.distraction.gov",
            "www.ems.gov",
            "www.nhtsa.dot.gov",
            "www.nhtsa.gov",
            "www.safercar.gov",
            "www.safertruck.gov",
            "www.trafficsafetymarketing.gov"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://www.nhtsa.gov/",
        "status": "HTTP/2 403 ",
        "http_version": "3",
        "headers": {
            "server": "AkamaiGHost",
            "content-length": "367",
            "location": "https://www.nhtsa.gov/",
            "date": "Sun, 09 Aug 2026 02:10:33 GMT",
            "x-content-type-options": "nosniff",
            "strict-transport-security": "max-age=31536000 ; includeSubDomains ; preload",
            "mime-version": "1.0",
            "content-type": "text/html",
            "expires": "Sun, 09 Aug 2026 02:10:33 GMT",
            "x-frame-options": "DENY"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": false,
            "x-content-type-options": true,
            "x-frame-options": true,
            "referrer-policy": false,
            "permissions-policy": false,
            "cross-origin-opener-policy": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "AkamaiGHost",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.nhtsa.gov/",
        "title": "Access Denied",
        "description": "",
        "success": true,
        "error": "",
        "status": 403
    },
    "network": {
        "23.61.163.175": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "nhtsa.gov",
        "ports": [
            {
                "port": 25,
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