{
    "ok": true,
    "domain": "ceair.com",
    "generated_at": "2026-08-10T08:45:35-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 68,
        "label": "Fair",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 65,
            "network": 35,
            "availability": 60
        },
        "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": "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": 10,
                "lost_points": 0,
                "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": 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": "43 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": 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": 0,
                "lost_points": 40,
                "detail": "No successful HTTP response."
            },
            {
                "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": "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": "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": "2 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": "43 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": "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": "error",
                "title": "HTTP response",
                "detail": "No successful HTTP response.",
                "category": "availability",
                "max_points": 40,
                "earned_points": 0,
                "lost_points": 40
            },
            {
                "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": [
                "101.230.234.5",
                "115.223.7.10"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "10 smtpin3.ceair.com.",
                "10 smtpin2.ceair.com."
            ],
            "TXT": [
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                "\"6d67hiqpguu48c59des4i58iq6\"",
                "\"MS=ms61514969\"",
                "\"vd0ldjx20s1vyb5hp2lb24xtckqbkjpy\"",
                "\"_globalsign-domain-verification=PmBjIMxv2YjsYtB6-byK6P9QDWf_wO_9S16-ntcq11\"",
                "\"b7gpi31l1g3rat413n5spikh31\"",
                "\"202003010000004685mwekfs55ksqjuopn1i9ps4dxn8pjafqzhu2bz96r1lm2p7\"",
                "\"apple-domain-verification=WhVg39vYZe4cuW7a\"",
                "\"sq1hf3qt7u3iqjqjm093qg7cup\"",
                "\"MS=371FC5C2112C052D2378621B30F11D2BD859A62D\"",
                "\"v=spf1 ip4:101.230.234.46 ip4:220.248.59.46 ip4:218.1.115.14 ip4:218.80.232.37 ip4:35.166.196.26 ip4:101.230.234.151 ip4:101.230.234.152 ip4:220.248.59.151 ip4:220.248.59.152 ip4:117.131.80.151 ip4:117.131.80.152 ip4:117.131.80.46 ip4:54.186.236.48 ip4:34\" \".216.100.6 -all\"",
                "\"9rhfj761lsbvfy2zxrrbvkk7th6p6zfb\"",
                "\"P13g99H5t\"",
                "\"81x38150x6zwlgg367zlkdzdfchvyl5w\"",
                "\"_globalsign-domain-verification=S9V9nBhXtxbyrnn6vxqezjR5lfoF-3vq-bzvFhWkpS\""
            ],
            "NS": [
                "ltdns.ceair.com.",
                "vip4.alidns.com.",
                "vip3.alidns.com.",
                "ns3.ceair.com."
            ],
            "SOA": [
                "vip3.alidns.com. hostmaster.hichina.com. 2025121607 3600 1200 86400 600"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [
                ";; communications error to 69.64.44.20#53: timed out"
            ],
            "NSEC": [],
            "NSEC3": [
                ";; communications error to 69.64.44.20#53: timed out"
            ],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "101.230.234.5",
            "115.223.7.10"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 ip4:101.230.234.46 ip4:220.248.59.46 ip4:218.1.115.14 ip4:218.80.232.37 ip4:35.166.196.26 ip4:101.230.234.151 ip4:101.230.234.152 ip4:220.248.59.151 ip4:220.248.59.152 ip4:117.131.80.151 ip4:117.131.80.152 ip4:117.131.80.46 ip4:54.186.236.48 ip4:34.216.100.6 -all",
        "dmarc": "v=DMARC1; p=none; adkim=r; aspf=r; pct=20; rua=mailto:dmarc@ceair.com; ruf=mailto:dmarc@ceair.com; fo=1; ri=86400",
        "dkim_selector": "mail",
        "dkim_host": "mail._domainkey.ceair.com",
        "dkim": "v=DKIM1;k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv4/kDiUWWk0xXDe8+2HEVhREwvYO1U+rlMQQapT5SfGGNA60VZCYUFXOYPdEtGEuIJ1YbzCUTuhwV5p0xRrTAdoBMnK3uU9OOqJwnZkvW/VlehRdsjLec/Lwx1OdW/y0GoYtGah2qUw3/hRO0sTeadHrKHeJBQtHkr0ZfFke4xTTn0ctMJQpcMyUQEqMjBvOTFm5vv+aSMipdIOgpC0vd9LqOudoAGT9qvN/FwoZCa9Iz077vZvTfMSo/rfh6sq5NCAVov97DVdNvqqOZJ0yk2914bQ1WraRlP8AsnYWkO+NXjSsYtJP5P5mwMoixkVMFjPqvp5InY9aSP4jROLtgQIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 0,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "101.230.234.5",
                        "115.223.7.10"
                    ],
                    "time_ms": 268.41
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
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                        "115.223.7.10"
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                    "time_ms": 46.35
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                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "101.230.234.5",
                        "115.223.7.10"
                    ],
                    "time_ms": 29.23
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "101.230.234.5",
                        "115.223.7.10"
                    ],
                    "time_ms": 46.43
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "101.230.234.5",
                        "115.223.7.10"
                    ],
                    "time_ms": 66.96
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "UniTrust",
        "subject": "*.ceair.com",
        "valid_from": "2025-08-21T22:35:33-05:00",
        "valid_to": "2026-09-22T10:59:59-05:00",
        "days_remaining": 43,
        "san": [
            "*.ceair.com",
            "ceair.com"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://ceair.com/",
        "status": "",
        "http_version": "0",
        "headers": [],
        "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://www.ceair.com/en/usd/home",
        "title": "中国东方航空",
        "description": "中国东方航空公司，东方航空，机票查询，机票预订，机票网上订票，特价打折机票价格查询，航班查询时刻表，一站式飞机票查询订购服务,最全国内机票查询,国际机票查询，单程机票，往返机票，机+酒，出发，到达，改期，升舱，退票，预付费行李，特殊旅客服务，客票验真，精选优惠，上海-北京，中国东方航空公司-飞机票查询预订_航班查询_最新打折特价机票_飞机票查询，东航航班动态，东航行李查询，东航网上值机",
        "success": true,
        "error": "",
        "status": 200
    },
    "network": {
        "101.230.234.5": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "115.223.7.10": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "smtpin3.ceair.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 23.1,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4042.2,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4004.4,
                "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": 113.75
}