{
    "ok": true,
    "domain": "usta.com",
    "generated_at": "2026-08-11T00:35:18-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 83,
        "label": "Good",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 81,
            "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": "2 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": "5 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": 10,
                "lost_points": 0,
                "detail": "Agreement between public resolvers."
            },
            {
                "category": "mail",
                "title": "MX records",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "4 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": "33 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": 16,
                "lost_points": 19,
                "detail": "4 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: aa089eb6179d1ae2b.awsglobalaccelerator.com"
            },
            {
                "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": "2 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": "5 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": "ok",
                "title": "DNS propagation",
                "detail": "Agreement between public resolvers.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "MX records",
                "detail": "4 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": "33 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": "4 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 16,
                "lost_points": 19
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: aa089eb6179d1ae2b.awsglobalaccelerator.com",
                "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": [
                "13.248.160.137",
                "76.223.34.124"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "5 ALT2.ASPMX.L.GOOGLE.com.",
                "1 ASPMX.L.GOOGLE.com.",
                "5 ALT1.ASPMX.L.GOOGLE.com.",
                "10 ALT3.ASPMX.L.GOOGLE.com."
            ],
            "TXT": [
                "\"_ks0qles6q4mtqg99o1bht0ceih0sck6\"",
                "\"facebook-domain-verification=hf79on8tt9a5lyjzdqp7z3whssyvqu\"",
                "\"iContact783713\"",
                "\"google-site-verification=SLgQopfEoKmmgl79ndXAMLkGzZiNhFKpBJQJH6cnCFE\"",
                "\"_5w5m8clhbkf0nsempjd1dkhqi9seyv2\"",
                "\"MS=165FC168E0BEE366BF64CD5C733ECBC1131D6BCF\"",
                "\"v=spf1 ip4:216.255.104.32/28 ip4:216.189.221.96/27 ip4:38.133.153.128/26 include:_spf.google.com include:servers.mcsv.net include:mail.zendesk.com ?all\"",
                "\"iContact1296006\"",
                "\"nf9nxxrqw1rmbg0c5hysf79421nhl8f1\"",
                "\"google-site-verification=62dBoa8xv74NFSvX4cyKGqHV7vFIsGp3xbqgO5I1MkA\"",
                "\"google-site-verification=_pwoPvvqqjfUl0Pe-YUO4fL4qr0XjT-jqQgN4Pfdlfc\"",
                "\"google-site-verification=v7G_VD_N22XaMDHa5O_wE4k73leY0m-TFtP0q6zF_5o\"",
                "\"google-site-verification=ey3cwa_un9bNh-2rm23OhACD7iXukCr1cPpypL2iY8g\"",
                "\"google-site-verification=sRdss3IGGpXZhiI6QZTUOVr7TSY_mSoCfQK6wOL4yBE\""
            ],
            "NS": [
                "ns3.ispnet.net.",
                "ns1.ispnet.net.",
                "ns1-adonis.usta.com.",
                "ns2.ispnet.net.",
                "ns4.ispnet.net."
            ],
            "SOA": [
                "ns1-adonis.usta.com. admin.usta.com. 583587972 10800 3600 1209600 86400"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "13.248.160.137",
            "76.223.34.124"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 ip4:216.255.104.32/28 ip4:216.189.221.96/27 ip4:38.133.153.128/26 include:_spf.google.com include:servers.mcsv.net include:mail.zendesk.com ?all",
        "dmarc": "v=DMARC1; p=none; rua=mailto:dmarc@usta.com,mailto:dmarc@usta-dmarc.uriports.com",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.usta.com",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAhHFkdp/MTeKT+xXRbMRXa0PtbaRLgplrqErK7syrHFZndnb0f3kDL5jmhIxM1EhXc99w6wq53iizqTdIlHkArCSsCp+ztwxTGd86ieD4DS8YDwF90Lrd4d3siJrHCT9hg/tl6O8Khr+A9x67QnTLsK+9ot3JCi5H5/Ndqo9n/KNJfDarjXxycHIdOqnWqfIfE4VIXvrAItTRjN/yKne5u62UV1hr9wtKWGzk2oqf/TjzFdzADbTovO3Ef/lRNi36y07/berWIiA/Y4gRJcEm41a5zKm35sbFmzuSCEFelNS4QTv3efs1NaWJoI0tjri4m6AikDUIg3zlnO03OlK3eQIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 3,
            "final": "?all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "aa089eb6179d1ae2b.awsglobalaccelerator.com",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "13.248.160.137",
                        "76.223.34.124"
                    ],
                    "time_ms": 102.61
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "13.248.160.137",
                        "76.223.34.124"
                    ],
                    "time_ms": 77.2
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "13.248.160.137",
                        "76.223.34.124"
                    ],
                    "time_ms": 80.92
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "13.248.160.137",
                        "76.223.34.124"
                    ],
                    "time_ms": 77.88
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "13.248.160.137",
                        "76.223.34.124"
                    ],
                    "time_ms": 67.42
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Let's Encrypt",
        "subject": "usta.com",
        "valid_from": "2026-06-15T17:51:54-05:00",
        "valid_to": "2026-09-13T17:51:53-05:00",
        "days_remaining": 33,
        "san": [
            "usta.com"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://www.usta.com/en/home.html",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "date": "Tue, 11 Aug 2026 05:35:10 GMT",
            "content-type": "text/html;charset=utf-8",
            "content-length": "241",
            "location": "https://www.usta.com/en/home.html",
            "er-request-id": "715c4c54017ea20cf41999d39e8c68a1",
            "pragma": "no-cache",
            "cache-control": "private, max-age=1800",
            "x-content-type-options": "nosniff",
            "strict-transport-security": "max-age=31536000 ; includeSubDomains",
            "er-rule-id": "r-67b67abe-2c57-4b53-a388-44ff7d704774",
            "server": "Apache",
            "access-control-allow-methods": "GET",
            "set-cookie": "bm_sz=3E6A25615A615FBBDC2AD57BE22A4680~YAAQhHFAF4iLxeqfAQAAkEtR7wCLu2Sgd3+gVpLqLBp1tIE7221RDUeG9YrGWKBThTFkhDMh2w1RcLVe7DDvJIvHkE+msHDt4DMGU1foxSyIpLTtN26WgLFcl28h23yUjCzFFgNOI4K61pbKP8fjtP8qqXYS/ZdqsyJH9m862oHAZTqmQeNzY8AZdtf6JAJwTfBTGzTDlVDcz1WdfTJA1ewqM/FY1fMI8STTTqmC0fhQHd4KoGJrKlN4bQKKPfU9vMphT0NF64TaUUK/8/aIwkWzMZHCFidLALAxK/xUimpe6x/C+cW+POxre77nKYdUDVyU6YNno21J0toW3HVUgx9tKdaLhKdmA/ao3x7fKcAiZufMLNu0~4600117~3291460; Domain=.usta.com; Path=/; Expires=Tue, 11 Aug 2026 09:35:10 GMT; Max-Age=14400",
            "x-frame-options": "SAMEORIGIN",
            "x-dispatcher": "dispatcher1useast1-29745925",
            "x-vhost": "www.usta.com",
            "x-xss-protection": "1; mode=block",
            "content-security-policy": "default-src 'unsafe-inline' 'unsafe-eval' data: wss: https:"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": true,
            "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": "Apache",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.usta.com/en/home.html",
        "title": "USTA: Find a Tennis Tournament & Play Tennis Near You",
        "description": "The official site of the U.S. Tennis Association. Find a tennis court near you, learn to play tennis, and get tennis news from the USTA.",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "13.248.160.137": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "76.223.34.124": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "ALT2.ASPMX.L.GOOGLE.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 0.9,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4020.9,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4018.7,
                "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": 122.05
}