{
    "ok": true,
    "domain": "stubhub.com",
    "generated_at": "2026-08-10T01:29:58-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 79,
        "label": "Good",
        "categories": {
            "dns": 60,
            "mail": 90,
            "security": 77,
            "network": 65,
            "availability": 100
        },
        "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": "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",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "Authoritative zone record."
            },
            {
                "category": "dns",
                "title": "DNSSEC chain",
                "max_points": 15,
                "earned_points": 0,
                "lost_points": 15,
                "detail": "Both DS and DNSKEY are required."
            },
            {
                "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": 20,
                "lost_points": 0,
                "detail": "1 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": 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."
            },
            {
                "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": "78 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: server-52-85-12-18.ord56.r.cloudfront.net"
            },
            {
                "category": "network",
                "title": "IPv4 diversity",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0,
                "detail": "Two or more IPv4 addresses receive full points."
            },
            {
                "category": "network",
                "title": "IPv6 connectivity",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35,
                "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": 40,
                "lost_points": 0,
                "detail": "HTTP/2 200 "
            },
            {
                "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": "4 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "IPv6 (AAAA)",
                "detail": "0 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
            {
                "level": "ok",
                "title": "Name server redundancy",
                "detail": "4 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": "error",
                "title": "DNSSEC chain",
                "detail": "Both DS and DNSKEY are required.",
                "category": "dns",
                "max_points": 15,
                "earned_points": 0,
                "lost_points": 15
            },
            {
                "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": "ok",
                "title": "MX records",
                "detail": "1 MX record(s).",
                "category": "mail",
                "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",
                "detail": "A DKIM selector was verified.",
                "category": "mail",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "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": "78 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: server-52-85-12-18.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",
                "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",
                "title": "DNS resolution",
                "detail": "At least one address family must resolve.",
                "category": "availability",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "HTTP response",
                "detail": "HTTP/2 200 ",
                "category": "availability",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0
            },
            {
                "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": [
                "52.85.12.18",
                "52.85.12.118",
                "52.85.12.70",
                "52.85.12.13"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "0 stubhub-com.mail.protection.outlook.com."
            ],
            "TXT": [
                "\"MS=ms69602570\"",
                "\"v=spf1 mx include:spf.protection.outlook.com include:_spf.ultipro.com exists:%{i}._ip.spf.stubhub.com ~all\"",
                "\"h1-domain-verification=HhM4uMxmZswKHxx73dz4ytgQ633JFAgsSM6PmPpyWzGaLe7V\"",
                "\"c4jh94vs8vf2vz0sw68vfn4zp2kx91bm\"",
                "\"facebook-domain-verification=4fojlnipgsj15u6icbdjcct3pe4nsm\"",
                "\"openai-domain-verification=dv-9r1W5sdlkR9HyHvcsuc53Nnc\"",
                "\"atlassian-domain-verification=waYj55ba3BqJBoZPaEC74ntC9yey6x9kVXE6aay8SjHqeinGmlkIvi4nfV/M9144\"",
                "\"cursor-domain-verification-2rpj1p=63WAZsgfZoUgguyJ8oZmMcnjo\"",
                "\"facebook-domain-verification=dgtk8al9wwmqct55kbua9wy8nm7653\"",
                "\"slack-domain-verification=UwE6VeRZ916ddZlH5bbccD3LxSGP9XPGuAgbBnb9\"",
                "\"knowbe4-site-verification=698388d98fd9b51d983aab3c94429963\"",
                "\"reftab-domain-verification=62e41e78127c2f57865408b4523c41ef\"",
                "\"anthropic-domain-verification-jevx3c=S6Yzaiz5QroW0gMTkeSPQ2Lzh\"",
                "\"ZOOM_verify_BshAoeKD1z9b6udaNPWkXG\"",
                "\"astro-domain-verification=clrkne5j7008a01k1f02kh7yr\"",
                "\"nyn1wtc43fkn51swb9mzgvzmybsbt791\"",
                "\"figma-domain-verification=16df6d5fbfec910ca5490fc50492778c4ded4905bc9846c3057a748429f58934-1768517564\"",
                "\"zapier-domain-verification-challenge=f786eeb6-fc23-4c8d-b9b7-d6ad0aaae397\"",
                "\"MS=ms27773638\"",
                "\"twilio-domain-verification=e348efe1e7e8722f07c051c475bd9f76\"",
                "\"work-accounts-domain-verification=RfySrTvB5e8gD4B7PUwRmHgd7fMjsb\"",
                "\"docusign=4fc6f966-0d35-49c9-93af-5a66594a8637\"",
                "\"921072c3-206f-4ce4-a158-05ff99d3f217\"",
                "\"vrnq93wy980cbfd67ngkm7yrdy0jnt14\"",
                "\"google-site-verification=pZ-t4DkfIJzVaPxIA_Gw0Xkii18plEmhPWawTpl1gaE\"",
                "\"CKO=cli_lfy72576rmvubfztxu3ziagm3u\"",
                "\"cloudflare_dashboard_sso=663ae9d1fbd60fff98638c6692d27ae4\"",
                "\"16ncj4vk6nzp0mgvt94kzwj90j86lgtg\"",
                "\"apple-domain-verification=n8S1YyxOZEclMPUw\"",
                "\"parallels-domain-verification=1e8358cc0090467e8a684379ea35b5a1e5416b1067eb4d86ace80afb6dd5d600\"",
                "\"slack-domain-verification=hx8O7GoO813ZThORfTrEvl6VfUBl6JyRBrtmwfrI\"",
                "\"5q5144pgy0vg25b40b970qwx25b98dlk\"",
                "\"CKO=cli_hfpkyep36kxeljbhjwafaakwrq\"",
                "\"MS=ms59579243\"",
                "\"hdyhq1872q1c6dhdgdmx7hhq5ggrltc9\"",
                "\"S58e9ayHwuiX9lWEiOHhwoemanwKwcF83s51AN/ljkZ2M2JfVinGD8WoTNruBAO5NXKEZuBheTBz3FQ/ZZ+XCw==\""
            ],
            "NS": [
                "ns-570.awsdns-07.net.",
                "ns-1712.awsdns-22.co.uk.",
                "ns-472.awsdns-59.com.",
                "ns-1225.awsdns-25.org."
            ],
            "SOA": [
                "ns-472.awsdns-59.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "52.85.12.18",
            "52.85.12.118",
            "52.85.12.70",
            "52.85.12.13"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 mx include:spf.protection.outlook.com include:_spf.ultipro.com exists:%{i}._ip.spf.stubhub.com ~all",
        "dmarc": "v=DMARC1; p=quarantine; fo=1; ri=3600; rua=mailto:dmarc_sh@stubhub.com; ruf=mailto:dmarc_sh@stubhub.com;",
        "dkim_selector": "s1",
        "dkim_host": "s1._domainkey.stubhub.com",
        "dkim": "k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqdverLCT+tl6GrmgtifHJmKnU3MfiAMMV6C/pZSGxJZCiQSK+BvG8sNCNIV/qXZ1G28hpFORAEq9BkQ1cF6NAywZUeVPt1G5jpTSZGJmTEuTMYSklBIDnM9gyPrtOodqoVHOU9n7JesioAHE57E0+AnWEsIhJiH1fyJKQlLViKR1M+UFFGeAyz9BlHCy60RNgguibG3mWm0EDxYi1iF4G0/2YXz5WNNFNUNqWhXP1TwUvZfwYvWufOT33aNQGXlvE10Q0eDhQkiDxGyJgcwhPUkgULwCKET9goWFerrprvQ2tJ+XYWiEHI3wnwQFA8TFU1Ie2WwQdJW/lmw9i0By7wIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 4,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "server-52-85-12-18.ord56.r.cloudfront.net",
        "propagation": {
            "consistent": false,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "52.85.12.118",
                        "52.85.12.13",
                        "52.85.12.18",
                        "52.85.12.70"
                    ],
                    "time_ms": 66.74
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "52.85.12.118",
                        "52.85.12.13",
                        "52.85.12.18",
                        "52.85.12.70"
                    ],
                    "time_ms": 19.15
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "108.157.142.123",
                        "108.157.142.2",
                        "108.157.142.45",
                        "108.157.142.6"
                    ],
                    "time_ms": 23.12
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "52.85.12.118",
                        "52.85.12.13",
                        "52.85.12.18",
                        "52.85.12.70"
                    ],
                    "time_ms": 75.42
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "108.157.142.123",
                        "108.157.142.2",
                        "108.157.142.45",
                        "108.157.142.6"
                    ],
                    "time_ms": 41.42
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Amazon",
        "subject": "stubhub.com",
        "valid_from": "2026-04-12T19:00:00-05:00",
        "valid_to": "2026-10-27T18:59:59-05:00",
        "days_remaining": 78,
        "san": [
            "stubhub.com"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://www.stubhub.com/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "server": "CloudFront",
            "date": "Mon, 10 Aug 2026 06:29:49 GMT",
            "content-length": "0",
            "location": "https://www.stubhub.com/",
            "x-cache": "Miss from cloudfront",
            "via": "1.1 305967783177ae531dec373c0415a104.cloudfront.net (CloudFront)",
            "x-amz-cf-pop": "MCI50-P4",
            "x-amz-cf-id": "wKuP5lRswQaJvF3Ldi5dBgHdXDF9I8KO3TgIJ-YhyZPN6Y0Zdi4-VQ==",
            "content-type": "text/html; charset=utf-8",
            "cache-control": "no-cache, no-store",
            "pragma": "no-cache",
            "strict-transport-security": "max-age=31536000",
            "x-xss-protection": "1; mode=block;report-uri https://wt.viagogo.net/cspr;",
            "set-cookie": "uis=wN1Djyx_BHTay6xWx-TVewMXns8z-bUXuhXrRkCUWZNc6p8BrPk1dpIwuaOI3TUkrPlc6p8BAAA; expires=Tue, 14 Sep 2027 00:00:00 GMT; domain=stubhub.com; path=/; secure; samesite=none",
            "x-frame-options": "DENY",
            "x-content-type-options": "nosniff"
        },
        "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": "CloudFront",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.stubhub.com/",
        "title": "Buy sports, concert and theater tickets on StubHub!",
        "description": "Buy and sell sports tickets, concert tickets, theater tickets and Broadway tickets on StubHub!",
        "success": true,
        "error": "",
        "status": 200
    },
    "network": {
        "52.85.12.18": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "52.85.12.118": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "52.85.12.70": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "52.85.12.13": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "stubhub-com.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 20.3,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4018.6,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4020,
                "banner": "",
                "error": "Connection timed out"
            }
        ]
    },
    "visitor": {
        "ip": "216.73.217.62",
        "reverse": "",
        "country": "",
        "country_code": "",
        "region": "",
        "city": "",
        "latitude": null,
        "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": 102.86
}