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    "domain": "trulia.com",
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        "total": 68,
        "label": "Fair",
        "categories": {
            "dns": 60,
            "mail": 90,
            "security": 65,
            "network": 65,
            "availability": 60
        },
        "category_weights": {
            "dns": 25,
            "mail": 20,
            "security": 25,
            "network": 10,
            "availability": 20
        },
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                "category": "dns",
                "title": "IPv4 (A)",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "4 IPv4 address(es) detected."
            },
            {
                "category": "dns",
                "title": "IPv6 (AAAA)",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10,
                "detail": "0 IPv6 address(es) detected."
            },
            {
                "category": "dns",
                "title": "Name server redundancy",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "4 NS record(s); 2 or more required."
            },
            {
                "category": "dns",
                "title": "SOA record",
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                "lost_points": 0,
                "detail": "Authoritative zone record."
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                "category": "dns",
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            {
                "category": "dns",
                "title": "CAA policy",
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                "earned_points": 0,
                "lost_points": 5,
                "detail": "Certificate authority restriction."
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            {
                "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": 20,
                "lost_points": 0,
                "detail": "1 MX record(s)."
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            {
                "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."
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            {
                "category": "mail",
                "title": "DKIM",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "A DKIM selector was verified."
            },
            {
                "category": "mail",
                "title": "MTA-STS",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "Mail transport policy."
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                "category": "mail",
                "title": "TLS-RPT",
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                "lost_points": 5,
                "detail": "TLS reporting policy."
            },
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                "category": "security",
                "title": "Valid TLS certificate",
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            },
            {
                "category": "security",
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                "earned_points": 10,
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                "category": "security",
                "title": "HTTP security headers",
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                "lost_points": 35,
                "detail": "0 of 9 evaluated headers detected."
            },
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                "category": "network",
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                "earned_points": 30,
                "lost_points": 0,
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                "lost_points": 0,
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            },
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                "category": "availability",
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                "level": "error",
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                "lost_points": 10
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                "level": "ok",
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                "level": "ok",
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                "level": "error",
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                "level": "error",
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                "level": "error",
                "title": "DNS propagation",
                "detail": "Agreement between public resolvers.",
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                "earned_points": 0,
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            },
            {
                "level": "ok",
                "title": "MX records",
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                "earned_points": 20,
                "lost_points": 0
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            {
                "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.",
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                "earned_points": 25,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DKIM",
                "detail": "A DKIM selector was verified.",
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                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "MTA-STS",
                "detail": "Mail transport policy.",
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                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "error",
                "title": "TLS-RPT",
                "detail": "TLS reporting policy.",
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                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "ok",
                "title": "Valid TLS certificate",
                "detail": "204 day(s) remaining.",
                "category": "security",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0
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            {
                "level": "ok",
                "title": "Certificate lifetime",
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                "category": "security",
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                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "HTTP security headers",
                "detail": "0 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: server-108-156-91-54.ord56.r.cloudfront.net",
                "category": "network",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv4 diversity",
                "detail": "Two or more IPv4 addresses receive full points.",
                "category": "network",
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                "earned_points": 35,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "IPv6 connectivity",
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                "lost_points": 35
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            {
                "level": "ok",
                "title": "DNS resolution",
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                "lost_points": 0
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                "level": "error",
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                "level": "ok",
                "title": "HTTPS final URL",
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                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
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            "SOA": [
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            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [
                "100 1 443 sipdir.online.lync.com.",
                "100 1 5061 sipfed.online.lync.com."
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            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
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            "108.156.91.13",
            "108.156.91.16",
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        "ipv6": []
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        "dkim_selector": "selector2",
        "dkim_host": "selector2._domainkey.trulia.com",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC8jP3eO/7pivGnpHAMWraS+Nol/m+m703KULEarmgnoIRYV50gEmB3/IBHxeT9MK3M01EfTp2eBIYn/1x59Nk2e7T3mbYtvjHA6hP3XXuDPZKiAkBdK23WDrmFXfUw2q2XjU3Y8xg5vv1yLJ0g2iyYH520ZF1aFW6x4ZZl19EKhQIDAQAB;",
        "spf_analysis": {
            "valid": true,
            "lookups": 4,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
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        "mta_sts": "",
        "tls_rpt": ""
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    "advanced": {
        "ptr": "server-108-156-91-54.ord56.r.cloudfront.net",
        "propagation": {
            "consistent": false,
            "results": [
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                    "server": "8.8.8.8",
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                    "time_ms": 81.03
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                    "provider": "AdGuard",
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        "issuer": "Amazon",
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        "valid_from": "2026-01-31T18:00:00-06:00",
        "valid_to": "2027-03-01T17:59:59-06:00",
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        "cipher": "TLS_AES_128_GCM_SHA256"
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        "http_version": "3",
        "headers": {
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            "location": "https://www.trulia.com/",
            "date": "Sun, 09 Aug 2026 14:42:13 GMT",
            "server": "CloudFront",
            "x-cache": "LambdaGeneratedResponse from cloudfront",
            "via": "1.1 c6aa039b46ee567794869d726acc308a.cloudfront.net (CloudFront)",
            "x-amz-cf-pop": "ORD56-P1",
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            "x-px-blocked": "1"
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            "content-security-policy": false,
            "x-content-type-options": false,
            "x-frame-options": false,
            "referrer-policy": false,
            "permissions-policy": false,
            "cross-origin-opener-policy": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "CloudFront",
        "powered_by": ""
    },
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        "error": "",
        "status": 200
    },
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            "country": "",
            "region": "",
            "city": "",
            "asn": "",
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        },
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            "asn": "",
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        "country_code": "",
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        "longitude": null,
        "isp": "",
        "organization": "",
        "asn": "",
        "timezone": "",
        "browser": "Other",
        "os": "Other",
        "language": "",
        "user_agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
        "is_bot": true,
        "cloudflare": false
    },
    "analysis_time_ms": 85.75
}