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    },
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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",
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                "detail": "4 NS record(s); 2 or more required."
            },
            {
                "category": "dns",
                "title": "SOA record",
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                "category": "dns",
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                "category": "dns",
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                "detail": "Certificate authority restriction."
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            {
                "category": "dns",
                "title": "DNS propagation",
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                "earned_points": 0,
                "lost_points": 10,
                "detail": "Agreement between public resolvers."
            },
            {
                "category": "mail",
                "title": "MX records",
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                "earned_points": 20,
                "lost_points": 0,
                "detail": "5 MX record(s)."
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            {
                "category": "mail",
                "title": "SPF",
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                "earned_points": 25,
                "lost_points": 0,
                "detail": "SPF policy published."
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            {
                "category": "mail",
                "title": "DMARC",
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                "lost_points": 0,
                "detail": "DMARC policy published."
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            {
                "category": "mail",
                "title": "DKIM",
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                "earned_points": 20,
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                "detail": "A DKIM selector was verified."
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                "category": "mail",
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                "category": "mail",
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                "detail": "TLS reporting policy."
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                "category": "security",
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                "category": "security",
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                "category": "security",
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                "detail": "0 of 9 evaluated headers detected."
            },
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                "category": "network",
                "title": "PTR reverse DNS",
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                "earned_points": 30,
                "lost_points": 0,
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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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                "lost_points": 15
            },
            {
                "level": "error",
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                "detail": "Certificate authority restriction.",
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                "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": "ok",
                "title": "MX records",
                "detail": "5 MX record(s).",
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                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "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": "ok",
                "title": "DKIM",
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                "lost_points": 0
            },
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                "level": "error",
                "title": "MTA-STS",
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                "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": "187 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": "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-13-32-164-6.ord58.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",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "IPv6 connectivity",
                "detail": "AAAA availability.",
                "category": "network",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35
            },
            {
                "level": "ok",
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            {
                "level": "error",
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            {
                "level": "ok",
                "title": "HTTPS final URL",
                "detail": "Final URL uses HTTPS.",
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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": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
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            "13.32.164.59",
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            "13.32.164.124"
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        "dkim_host": "default._domainkey.redfin.com",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC4XcQYAndL6Zw83EQXYYHOoX+mT8klJ11aiKJ4Sp4MATfFLbs3XhjD9DpT8lcrMuN+BfLHWax/750x6JxNBD9HwLhHPw4R0iAZauRAdHgDP+qjHIZd9GrQbn0h8p0OvFZVxWSoJ0381r8hjJKcnMVb/oDKs+bapHAKl+awZzHtAwIDAQAB",
        "spf_analysis": {
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            "lookups": 1,
            "final": "-all",
            "message": "Within the estimated limit"
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            "valid": true,
            "policy": "reject"
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        "tls_rpt": ""
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                    "provider": "Google",
                    "server": "8.8.8.8",
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        "cipher": "TLS_AES_128_GCM_SHA256"
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        "headers": {
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            "date": "Sun, 09 Aug 2026 05:00:42 GMT",
            "content-length": "2168",
            "x-amzn-waf-action": "captcha",
            "cache-control": "no-store, max-age=0",
            "content-type": "text/html; charset=UTF-8",
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            "access-control-allow-methods": "OPTIONS,GET,POST",
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            "via": "1.1 82e46a17c2e4998f87de230e61a57612.cloudfront.net (CloudFront)",
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            "content-security-policy": false,
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            "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
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        "server": "CloudFront",
        "powered_by": ""
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        "title": "Human Verification",
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        "success": true,
        "error": "",
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            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
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            "asn": "",
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            "isp": ""
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            "isp": ""
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                "open": false,
                "time_ms": 1.9,
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                "open": false,
                "time_ms": 4020.8,
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        "country": "",
        "country_code": "",
        "region": "",
        "city": "",
        "latitude": null,
        "longitude": null,
        "isp": "",
        "organization": "",
        "asn": "",
        "timezone": "",
        "browser": "Other",
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