{
    "ok": true,
    "domain": "nexon.com",
    "generated_at": "2026-08-10T06:56:36-05:00",
    "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
        },
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                "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,
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                "detail": "0 IPv6 address(es) detected."
            },
            {
                "category": "dns",
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                "detail": "6 NS record(s); 2 or more required."
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            {
                "category": "dns",
                "title": "SOA record",
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            {
                "category": "dns",
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                "detail": "Certificate authority restriction."
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            {
                "category": "dns",
                "title": "DNS propagation",
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                "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": "1 MX record(s)."
            },
            {
                "category": "mail",
                "title": "SPF",
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                "earned_points": 25,
                "lost_points": 0,
                "detail": "SPF policy published."
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            {
                "category": "mail",
                "title": "DMARC",
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                "earned_points": 25,
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                "detail": "DMARC policy published."
            },
            {
                "category": "mail",
                "title": "DKIM",
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                "earned_points": 20,
                "lost_points": 0,
                "detail": "A DKIM selector was verified."
            },
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                "category": "mail",
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                "lost_points": 5,
                "detail": "Mail transport policy."
            },
            {
                "category": "mail",
                "title": "TLS-RPT",
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                "earned_points": 0,
                "lost_points": 5,
                "detail": "TLS reporting policy."
            },
            {
                "category": "security",
                "title": "Valid TLS certificate",
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                "earned_points": 55,
                "lost_points": 0,
                "detail": "178 day(s) remaining."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
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            },
            {
                "category": "security",
                "title": "HTTP security headers",
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                "lost_points": 19,
                "detail": "4 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
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                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: ec2-52-78-153-209.ap-northeast-2.compute.amazonaws.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",
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                "lost_points": 35,
                "detail": "AAAA availability."
            },
            {
                "category": "availability",
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                "earned_points": 40,
                "lost_points": 0,
                "detail": "At least one address family must resolve."
            },
            {
                "category": "availability",
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                "earned_points": 40,
                "lost_points": 0,
                "detail": "HTTP/2 200 "
            },
            {
                "category": "availability",
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                "earned_points": 20,
                "lost_points": 0,
                "detail": "Final URL uses HTTPS."
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        ],
        "methodology": "Each category is normalized to 100. The total is the weighted sum: DNS 25%, Email 20%, Security 25%, Network 10%, Availability 20%.",
        "diagnostics": [
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                "level": "ok",
                "title": "IPv4 (A)",
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            },
            {
                "level": "error",
                "title": "IPv6 (AAAA)",
                "detail": "0 IPv6 address(es) detected.",
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                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
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                "level": "ok",
                "title": "Name server redundancy",
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            {
                "level": "ok",
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            },
            {
                "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": "1 MX record(s).",
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                "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": "178 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: ec2-52-78-153-209.ap-northeast-2.compute.amazonaws.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
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            {
                "level": "ok",
                "title": "HTTPS final URL",
                "detail": "Final URL uses HTTPS.",
                "category": "availability",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            }
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    "dns": {
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            "AAAA": [],
            "CNAME": [],
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                "\"spycloud-domain-verification=5281449d-72a7-4e58-937d-55331a1ff576\"",
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                "\"google-site-verification=sTTzU6KN3tCyWUzBadZ7uv2oZLbXIUmhbG1rRS2gAoE\"",
                "\"google-site-verification=Me3R78VC_f-dIyh6U1o8NXjfjSsTmvwgo0QlmaiA_eA\"",
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                "\"notion-domain-verification=pRhbSZyJYAi5cr33GaF9FMa8tdqST3iujCgaAL4XA0j\"",
                "\"google-site-verification=NXfGjdUtVaYiIYF1Lj37aEQGhq4HjsgYXqlvV_aNskA\"",
                "\"google-site-verification=53pN_3pvCtXgPj32Q-UW_SAwpoLvR0DlbYXx2BjLmaE\"",
                "\"f13bd473c25dd9310b7b25218288c0b0fb339ccf79a4bc91dfa0c6b09c309b07\""
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            "NS": [
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                "a7-67.akam.net.",
                "a13-67.akam.net.",
                "a2-64.akam.net.",
                "a1-110.akam.net.",
                "a22-65.akam.net."
            ],
            "SOA": [
                "a1-110.akam.net. system_dns.nexon.co.kr. 2024083876 3600 1800 604800 60"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "52.78.153.209",
            "52.78.145.30"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 include:spf.protection.outlook.com include:amazonses.com include:_spf.nexon.com include:_spf1.nexon.com include:_spf2.nexon.com include:_smtp-pool-a.nexon.com -all",
        "dmarc": "v=DMARC1; p=quarantine; pct=100; aspf=s; rua=mailto:_mobileDM@nexon.com",
        "dkim_selector": "s1",
        "dkim_host": "s1._domainkey.nexon.com",
        "dkim": "k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArsLT/PE02eukpuAJPJZF0kd10MFAe7maWbde3YUHSQEiKe0ALiy6IJvJ6UDUE9+fgmGdXql7/fTiNxPMKCMVlhejMbCHIRFXCozVfFoGrUqQlgLa+lV3JOjwfuv0C1ObWiMVfo6kknUUyHr8LQ5prh7cASvKJ2fru7LOLX9v1zV3W4PKmAv3JgMbYlPqg+IuKJTKSQxiA3Rg8nmzd29+Al0tZNZRcBgWC3ejuFugTxTSCUqrE6H4O6WOw4bEH/FdCkwOD/cVokQ/J0FD4rK3SNtGeGD1CEborM7ShHZtRJUoHsvT+IPbs3jizVdqSJHsphckTPy560VlCSLpmZ5rtwIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 6,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "ec2-52-78-153-209.ap-northeast-2.compute.amazonaws.com",
        "propagation": {
            "consistent": true,
            "results": [
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                    "provider": "Google",
                    "server": "8.8.8.8",
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                    "time_ms": 45.32
                },
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                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
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                    "time_ms": 18.99
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                {
                    "provider": "Quad9",
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                    "time_ms": 174.46
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
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                    "time_ms": 127.35
                },
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                    "provider": "AdGuard",
                    "server": "94.140.14.14",
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                    "time_ms": 40.69
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    },
    "ssl": {
        "available": true,
        "issuer": "Amazon",
        "subject": "*.nexon.com",
        "valid_from": "2026-01-05T18:00:00-06:00",
        "valid_to": "2027-02-04T17:59:59-06:00",
        "days_remaining": 178,
        "san": [
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            "nexon.com"
        ],
        "protocol": "TLSv1.2",
        "cipher": "ECDHE-RSA-AES128-GCM-SHA256"
    },
    "http": {
        "url": "https://www.nexon.com/main/en",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "content-length": "2125",
            "content-type": "text/html",
            "location": "/main/en",
            "server": "AmazonS3",
            "x-powered-by": "unknown",
            "x-aspnet-version": "unknown",
            "date": "Mon, 10 Aug 2026 11:56:02 GMT",
            "cache-control": "max-age=60",
            "x-cache": "Hit from cloudfront",
            "via": "1.1 9832e15ad117dafc81b031983cbde91e.cloudfront.net (CloudFront)",
            "x-amz-cf-pop": "ORD56-P1",
            "alt-svc": "h3=\":443\"; ma=86400",
            "x-amz-cf-id": "1osnbLrlzQ2evS-f9LgVM-TY7F64v3Fe8KuU4w28K77r08s24kcCEA==",
            "last-modified": "Tue, 13 Jan 2026 01:19:45 GMT",
            "x-amz-server-side-encryption": "AES256",
            "accept-ranges": "bytes",
            "etag": "\"ebd32ea91e48124412f22d90d1bb740e\"",
            "age": "26",
            "x-xss-protection": "1; mode=block",
            "x-frame-options": "DENY",
            "content-security-policy": "frame-ancestors 'none';",
            "x-content-type-options": "nosniff",
            "strict-transport-security": "max-age=63072000"
        },
        "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": "AmazonS3",
        "powered_by": "unknown"
    },
    "webpage": {
        "url": "https://www.nexon.com/main/en",
        "title": "Nexon Home",
        "description": "",
        "success": true,
        "error": "",
        "status": 200
    },
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            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "52.78.145.30": {
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            "country": "",
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            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "nexon-com.mail.protection.outlook.com",
        "ports": [
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                "port": 25,
                "open": false,
                "time_ms": 24,
                "banner": "",
                "error": "Connection refused"
            },
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                "port": 465,
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                "time_ms": 4012,
                "banner": "",
                "error": "Connection timed out"
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            {
                "port": 587,
                "open": false,
                "time_ms": 4048.7,
                "banner": "",
                "error": "Connection timed out"
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        ]
    },
    "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": 82.99
}