{
    "ok": true,
    "domain": "zhibo8.com",
    "generated_at": "2026-08-10T00:18:22-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 66,
        "label": "Fair",
        "categories": {
            "dns": 75,
            "mail": 20,
            "security": 65,
            "network": 70,
            "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": "6 IPv4 address(es) detected."
            },
            {
                "category": "dns",
                "title": "IPv6 (AAAA)",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "6 IPv6 address(es) detected."
            },
            {
                "category": "dns",
                "title": "Name server redundancy",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "2 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": 5,
                "lost_points": 0,
                "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": "2 MX record(s)."
            },
            {
                "category": "mail",
                "title": "SPF",
                "max_points": 25,
                "earned_points": 0,
                "lost_points": 25,
                "detail": "SPF policy not found."
            },
            {
                "category": "mail",
                "title": "DMARC",
                "max_points": 25,
                "earned_points": 0,
                "lost_points": 25,
                "detail": "DMARC policy not found."
            },
            {
                "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": "45 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": 0,
                "lost_points": 35,
                "detail": "0 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30,
                "detail": "PTR not detected."
            },
            {
                "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": 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": 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": "6 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "6 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Name server redundancy",
                "detail": "2 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": "ok",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "category": "dns",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "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": "2 MX record(s).",
                "category": "mail",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "SPF",
                "detail": "SPF policy not found.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 0,
                "lost_points": 25
            },
            {
                "level": "error",
                "title": "DMARC",
                "detail": "DMARC policy not found.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 0,
                "lost_points": 25
            },
            {
                "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": "45 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": "error",
                "title": "PTR reverse DNS",
                "detail": "PTR not detected.",
                "category": "network",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30
            },
            {
                "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": "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": "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": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com.",
                "8.154.31.110",
                "47.118.29.133",
                "114.55.5.110",
                "116.62.100.23",
                "47.97.57.194",
                "118.31.247.235"
            ],
            "AAAA": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com.",
                "2408:4005:3d6:ba69:adc8:b3f0:d31b:aca2",
                "2408:4005:3d6:ba64:781d:7bdd:6890:aaab",
                "2408:4005:3d6:ba67:277c:3e4:4a6f:6664",
                "2408:4005:3d6:ba68:cec5:3221:71b7:6352",
                "2408:4005:3d6:ba66:45f:8d10:46f:c34",
                "2408:4005:3d6:ba65:7f50:34fd:900d:accf"
            ],
            "CNAME": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com."
            ],
            "MX": [
                "10 mxbiz2.qq.com.",
                "5 mxbiz1.qq.com."
            ],
            "TXT": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com."
            ],
            "NS": [
                "ns3.dnsv4.com.",
                "ns4.dnsv4.com."
            ],
            "SOA": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com."
            ],
            "CAA": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com."
            ],
            "DS": [],
            "DNSKEY": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com."
            ],
            "RRSIG": [
                ";; communications error to 69.64.44.20#53: timed out",
                ";; communications error to 69.64.44.50#53: timed out",
                "; <<>> DiG 9.18.39-0ubuntu0.22.04.4-Ubuntu <<>> zhibo8.com RRSIG +short +time=1 +tries=1",
                ";; global options: +cmd",
                ";; no servers could be reached"
            ],
            "NSEC": [
                "\\000.zhibo8.com. A NS SOA MX TXT AAAA SRV RRSIG NSEC DNSKEY SVCB HTTPS CAA"
            ],
            "NSEC3": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com."
            ],
            "SRV": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com."
            ],
            "NAPTR": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com."
            ],
            "TLSA": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com."
            ],
            "SSHFP": [
                "alb-74za99tvh1hoyyjyrz.cn-hangzhou.alb.aliyuncsslb.com."
            ]
        },
        "ipv4": [
            "8.154.31.110",
            "47.118.29.133",
            "114.55.5.110",
            "116.62.100.23",
            "47.97.57.194",
            "118.31.247.235"
        ],
        "ipv6": [
            "2408:4005:3d6:ba69:adc8:b3f0:d31b:aca2",
            "2408:4005:3d6:ba64:781d:7bdd:6890:aaab",
            "2408:4005:3d6:ba67:277c:3e4:4a6f:6664",
            "2408:4005:3d6:ba68:cec5:3221:71b7:6352",
            "2408:4005:3d6:ba66:45f:8d10:46f:c34",
            "2408:4005:3d6:ba65:7f50:34fd:900d:accf"
        ]
    },
    "mail": {
        "spf": "",
        "dmarc": "",
        "dkim_selector": "x",
        "dkim_host": "",
        "dkim": "",
        "spf_analysis": {
            "valid": false,
            "lookups": 0,
            "final": "",
            "message": "Not published"
        },
        "dmarc_analysis": {
            "valid": false,
            "policy": ""
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": false,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "112.124.60.122",
                        "121.199.2.139",
                        "121.40.81.175",
                        "47.110.94.224",
                        "47.99.123.127",
                        "8.136.44.119"
                    ],
                    "time_ms": 306.26
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "114.55.5.110",
                        "116.62.100.23",
                        "118.31.247.235",
                        "47.118.29.133",
                        "47.97.57.194",
                        "8.154.31.110"
                    ],
                    "time_ms": 36.4
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "112.124.60.122",
                        "121.199.2.139",
                        "121.40.81.175",
                        "47.110.94.224",
                        "47.99.123.127",
                        "8.136.44.119"
                    ],
                    "time_ms": 1794.94
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "112.124.60.122",
                        "121.199.2.139",
                        "121.40.81.175",
                        "47.110.94.224",
                        "47.99.123.127",
                        "8.136.44.119"
                    ],
                    "time_ms": 146.71
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "114.55.5.110",
                        "116.62.100.23",
                        "118.31.247.235",
                        "47.118.29.133",
                        "47.97.57.194",
                        "8.154.31.110"
                    ],
                    "time_ms": 416.1
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "GlobalSign nv-sa",
        "subject": "*.zhibo8.com",
        "valid_from": "2025-08-23T01:46:39-05:00",
        "valid_to": "2026-09-24T01:46:38-05:00",
        "days_remaining": 45,
        "san": [
            "*.zhibo8.com",
            "zhibo8.com"
        ],
        "protocol": "TLSv1.2",
        "cipher": "ECDHE-RSA-AES128-GCM-SHA256"
    },
    "http": {
        "url": "https://zhibo8.com/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "date": "Mon, 10 Aug 2026 05:18:10 GMT",
            "content-type": "text/html",
            "content-length": "498848",
            "vary": "Accept-Encoding",
            "last-modified": "Mon, 10 Aug 2026 05:18:01 GMT",
            "etag": "\"6a795f09-79ca0\"",
            "access-control-allow-origin": "https://news.zhibo8.cc",
            "access-control-allow-headers": "X-Requested-With",
            "access-control-allow-methods": "GET,POST,OPTIONS",
            "accept-ranges": "bytes"
        },
        "security_checks": {
            "strict-transport-security": false,
            "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": "",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://zhibo8.com/",
        "title": "直播吧",
        "description": "直播吧是知名体育平台,主要为足球迷,篮球迷等提供直播,新闻资讯,数据,论坛社区,原创报道,视频集锦等服务",
        "success": true,
        "error": "",
        "status": 200
    },
    "network": {
        "8.154.31.110": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "47.118.29.133": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "114.55.5.110": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "116.62.100.23": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "mxbiz2.qq.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 29.4,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4003.8,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4031.2,
                "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": 114.95
}