{
    "ok": true,
    "domain": "jstv.com",
    "generated_at": "2026-08-11T05:06:12-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 80,
        "label": "Good",
        "categories": {
            "dns": 80,
            "mail": 70,
            "security": 96,
            "network": 20,
            "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": "1 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": "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": 15,
                "lost_points": 0,
                "detail": "DS and DNSKEY detected."
            },
            {
                "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": "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": 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": "24 day(s) remaining."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 6,
                "lost_points": 4,
                "detail": "Full points require at least 30 days remaining."
            },
            {
                "category": "security",
                "title": "HTTP security headers",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0,
                "detail": "9 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": 20,
                "lost_points": 15,
                "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": "1 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": "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": "ok",
                "title": "DNSSEC chain",
                "detail": "DS and DNSKEY detected.",
                "category": "dns",
                "max_points": 15,
                "earned_points": 15,
                "lost_points": 0
            },
            {
                "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": "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": "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": "24 day(s) remaining.",
                "category": "security",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0
            },
            {
                "level": "warning",
                "title": "Certificate lifetime",
                "detail": "Full points require at least 30 days remaining.",
                "category": "security",
                "max_points": 10,
                "earned_points": 6,
                "lost_points": 4
            },
            {
                "level": "ok",
                "title": "HTTP security headers",
                "detail": "9 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "PTR reverse DNS",
                "detail": "PTR not detected.",
                "category": "network",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30
            },
            {
                "level": "warning",
                "title": "IPv4 diversity",
                "detail": "Two or more IPv4 addresses receive full points.",
                "category": "network",
                "max_points": 35,
                "earned_points": 20,
                "lost_points": 15
            },
            {
                "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": [
                "jstv.com.w.kunlunaq.com.",
                "220.181.166.13"
            ],
            "AAAA": [
                "jstv.com.w.kunlunaq.com."
            ],
            "CNAME": [
                "jstv.com.w.kunlunaq.com."
            ],
            "MX": [
                "jstv.com.w.kunlunaq.com."
            ],
            "TXT": [
                "\"v=spf1 include:spf.mail.qq.com ~all\""
            ],
            "NS": [
                "vip4.alidns.com.",
                "vip3.alidns.com."
            ],
            "SOA": [
                "jstv.com.w.kunlunaq.com."
            ],
            "CAA": [
                "jstv.com.w.kunlunaq.com."
            ],
            "DS": [
                "54931 13 2 D589820E78635FE0B4A786CB1F7835808FB4EDDA94B5F6679D059722 7A834478"
            ],
            "DNSKEY": [
                "256 3 13 jVGgtCVxRTleGa/MyeSuvmjMUTsfDQ1GBrt5geJqR99eDq0MYlvg59pK LKhKRSfX4IGKX+qpyhg5pjXYFhi6YA==",
                "257 3 13 kR+upPaKTGMu7KE9aUrls8Y/AERcgAnPlIg/wamg9Ie411ah9a6eOgfb fkWVz/OcmBPYtnhiQ62NPrOUuKm4Hg=="
            ],
            "RRSIG": [
                ";; communications error to 69.64.44.20#53: timed out",
                "NS 13 2 86400 20260812110548 20260810090548 56113 jstv.com. SVfzUTk2NRqOYxqCBLgfsKGkeHA6Cf3KF16H8Opn5O503YqRVqJbh+rX WCuxQqFkLDbSbVKJaSDzmCFVIPQ1LQ==",
                "CNAME 13 2 600 20260812110547 20260810090547 56113 jstv.com. dqBvckYYtyBKl/raVVn4a9MMCu/leU1iXcNOM1uvHcyU2UOuc5WtTnMi IxmYOKhouLaaT0WtW0w8LhI9xk2mLQ==",
                "DS 13 2 86400 20260815014344 20260808003344 41446 com. OE4+3jMpBffdvTuvh+Cnsk/YdrcAZcHhitS22tcJPBpwUF/Y5SrJL8CU qJicf3Zwqfgc61sCYkpX+wlmuAOgTQ=="
            ],
            "NSEC": [],
            "NSEC3": [
                "jstv.com.w.kunlunaq.com."
            ],
            "SRV": [
                "jstv.com.w.kunlunaq.com.",
                "100 1 443 171.43.169.210."
            ],
            "NAPTR": [
                "jstv.com.w.kunlunaq.com."
            ],
            "TLSA": [
                "jstv.com.w.kunlunaq.com."
            ],
            "SSHFP": []
        },
        "ipv4": [
            "220.181.166.13"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 include:spf.mail.qq.com ~all",
        "dmarc": "v=DMARC1; p=none; rua=mailto:mailauth-reports@qq.com",
        "dkim_selector": "x",
        "dkim_host": "",
        "dkim": "",
        "spf_analysis": {
            "valid": true,
            "lookups": 1,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": false,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "103.228.211.100",
                        "103.228.211.101",
                        "103.228.211.102",
                        "103.228.211.103",
                        "103.228.211.104",
                        "103.228.211.105",
                        "103.228.211.106",
                        "103.228.211.99"
                    ],
                    "time_ms": 366.43
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "120.233.24.58"
                    ],
                    "time_ms": 343.39
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "211.162.170.11",
                        "211.162.170.12",
                        "211.162.170.13",
                        "211.162.170.14",
                        "211.162.170.15",
                        "211.162.170.16",
                        "211.162.170.17",
                        "211.162.170.18"
                    ],
                    "time_ms": 672.36
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [],
                    "time_ms": 106.4
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "211.101.197.55",
                        "211.101.197.56",
                        "211.101.197.57",
                        "211.101.197.58",
                        "211.101.197.59",
                        "211.101.197.60",
                        "211.101.197.61",
                        "211.101.197.62"
                    ],
                    "time_ms": 735.16
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "DigiCert, Inc.",
        "subject": "*.jstv.com",
        "valid_from": "2025-08-24T19:00:00-05:00",
        "valid_to": "2026-09-04T18:59:59-05:00",
        "days_remaining": 24,
        "san": [
            "*.jstv.com",
            "jstv.com"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://jstv.com/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "server": "Tengine",
            "content-type": "text/html",
            "date": "Tue, 11 Aug 2026 10:06:01 GMT",
            "set-cookie": "tgw_l7_route=b579b1f0c829983274521e63e4331a2b; Expires=Tue, 11-Aug-2026 10:06:31 GMT; Path=/; sameSite=Lax",
            "vary": "Accept-Encoding",
            "expires": "Tue, 11 Aug 2026 10:06:00 GMT",
            "cache-control": "no-cache",
            "permissions-policy": "geolocation=(self), microphone=(self), camera=(self)",
            "cross-origin-embedder-policy": "unsafe-none",
            "cross-origin-opener-policy": "unsafe-none",
            "cross-origin-resource-policy": "cross-origin",
            "access-control-allow-origin": "*",
            "clear-site-data": "\"none\"",
            "x-content-type-options": "nosniff",
            "x-xss-protection": "1; mode=block",
            "referrer-policy": "no-referrer-when-downgrade",
            "strict-transport-security": "max-age=0",
            "x-permitted-cross-domain-policies": "none",
            "x-download-options": "noopen",
            "x-frame-options": "ALLOW-FROM http://jstv.com/",
            "content-security-policy": "default-src * 'unsafe-inline' 'unsafe-eval'; script-src * 'unsafe-inline' 'unsafe-eval'; connect-src * 'unsafe-inline'; img-src * data: blob: 'unsafe-inline'; media-src * data: blob: 'unsafe-inline'; frame-src *; style-src * 'unsafe-inline'",
            "via": "cache58.l2cn3166[95,95,200-0,M], cache58.l2cn3166[112,0], kunlun4.cn9039[216,216,200-0,M], kunlun7.cn9039[223,0]",
            "ali-swift-global-savetime": "1786442761",
            "x-cache": "MISS TCP_MISS dirn:-2:-2",
            "x-swift-savetime": "Tue, 11 Aug 2026 10:06:01 GMT",
            "x-swift-cachetime": "0",
            "timing-allow-origin": "*",
            "eagleid": "78e9180c17864427614556955e"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": true,
            "x-content-type-options": true,
            "x-frame-options": true,
            "referrer-policy": true,
            "permissions-policy": true,
            "cross-origin-opener-policy": true,
            "cross-origin-embedder-policy": true,
            "cross-origin-resource-policy": true
        },
        "server": "Tengine",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://jstv.com/",
        "title": "荔枝网",
        "description": "荔枝网是江苏广电集团全力打造的专业互联网平台。提供江苏广电所有节目视频观看点播服务，并为用户提供时政、社会、娱乐等综合信息，综艺视频在线观看、互动交流等服务。",
        "success": true,
        "error": "",
        "status": 200
    },
    "network": {
        "220.181.166.13": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "jstv.com.w.kunlunaq.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 0.9,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4021.1,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4019.5,
                "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": 80.42
}