{
    "ok": true,
    "domain": "koreanair.com",
    "generated_at": "2026-08-09T17:14:14-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 74,
        "label": "Fair",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 77,
            "network": 65,
            "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": "5 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": "141 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": 12,
                "lost_points": 23,
                "detail": "3 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: ec2-3-36-141-225.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",
                "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": "HTTP/2 403 "
            },
            {
                "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": "5 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": "141 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": "3 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 12,
                "lost_points": 23
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: ec2-3-36-141-225.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": "error",
                "title": "HTTP response",
                "detail": "HTTP/2 403 ",
                "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": [
                "3.36.141.225",
                "15.164.57.150"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "5 alt1.aspmx.l.google.com.",
                "10 alt4.aspmx.l.google.com.",
                "5 alt2.aspmx.l.google.com.",
                "10 alt3.aspmx.l.google.com.",
                "1 aspmx.l.google.com."
            ],
            "TXT": [
                "\"cisco-ci-domain-verification=8b6f5f01a0ef2f8fe99d7ae0ed049295c463a0ec47d188b990979c2b6870d47\"",
                "\"google-site-verification=yRfR4GKIEB0QIKqDU09aRbezb1cS8B08H450W-6Y_O0\"",
                "\"workplace-domain-verification=YhyaBy1iH9Frc7dTGbcT817Mjd1ZnF\"",
                "\"v=verifydomain MS=ms79543017\"",
                "\"DirectFedAuthUrl=https://sso.skyteam.com/app/lams_entraidauthentication_1/exki1nw5b7Ankn4wZ417/sso/saml\"",
                "\"_globalsign-domain-verification=c6ZJAJgtTTaIMDUwfezCSGo3it4ctLWOOzJjSh9iX1\"",
                "\"v=spf1 ip4:210.105.0.253 ip4:210.105.2.1 ip4:210.105.2.5 ip4:210.105.3.73 ip4:210.105.12.0/24 ip4:210.172.94.128/28 ip4:210.190.116.0/25 ip4:118.107.163.170 ip4:210.229.173.192/26 ip4:207.243.58.220 ip4:13.209.193.44 ip4:3.36.252.88 ip4:61.250.88.173\" \" ip4:59.15.10.2 ip4:59.15.10.3 ip4:15.164.131.59 ip4:15.164.134.230 ip4:15.164.206.187 ip4:15.164.206.52 ip4:15.164.247.202 ip4:15.164.253.224 ip4:15.164.35.97 ip4:15.164.41.222 ip4:15.164.57.7 ip4:15.165.109.62 ip4:15.165.114.150 ip4:15.165.118.1\" \" ip4:15.165.136.61 ip4:15.165.150.235 ip4:15.165.179.159 ip4:15.165.215.212 ip4:15.165.217.65\" \" ip4:211.218.145.100 ip4:211.218.145.101 ip4:211.218.145.102 ip4:211.218.145.103 ip4:211.218.145.104 ip4:211.218.145.105 ip4:211.218.145.106 ip4:211.218.145.107 ip4:119.207.76.7 ip4:3.35.62.67 ip4:3.39.176.2\" \" ip4:15.164.120.34 ip4:52.78.42.221 ip4:54.180.180.127\" \" ip4:211.48.18.176 ip4:211.48.18.177 ip4:211.48.18.178 ip4:211.48.18.179\" \" include:_spf.hiworks.co.kr include:_spf.google.com  include:email.ncloud.com ~all\"",
                "\"facebook-domain-verification=sbmupk98pvsvb1i6lyr4xhro8aovcc\"",
                "\"google-site-verification=e_NF008YP_F5URXm-xjEC4vPAwuEDH8W1qeshNR_NZU\"",
                "\"jamf-site-verification=3tndfqKIP_r301sgSC_Q4w\"",
                "\"workplace-domain-verification=9ts5Wd577PELdb2AEaOcjYWeGgQlQH\"",
                "\"ntvHbrocmbQXDYlMp14fnAWRKdU3EmD//7gXnRzn7qy4df7rBdlDJuKC6IJRJlXsnsFkBhnZPtigCsjcwjU/vw==\"",
                "\"mailer.domain.verification=DGleKOTanCI1qxTDEZRurwnc3UDA9U\"",
                "\"google-site-verification=lBaUfzedg_ncVgoKkegXR_9cFeX3g__Be5GDUrxBqCQ\"",
                "\"google-site-verification=fHVfIyT2Sg8zncOEp23dbtXqvJsFY1jeSTmAS5u_F6I\""
            ],
            "NS": [
                "ns-130.awsdns-16.com.",
                "ns-1682.awsdns-18.co.uk.",
                "ns-1232.awsdns-26.org.",
                "ns-875.awsdns-45.net."
            ],
            "SOA": [
                "ns-1682.awsdns-18.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "3.36.141.225",
            "15.164.57.150"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 ip4:210.105.0.253 ip4:210.105.2.1 ip4:210.105.2.5 ip4:210.105.3.73 ip4:210.105.12.0/24 ip4:210.172.94.128/28 ip4:210.190.116.0/25 ip4:118.107.163.170 ip4:210.229.173.192/26 ip4:207.243.58.220 ip4:13.209.193.44 ip4:3.36.252.88 ip4:61.250.88.173 ip4:59.15.10.2 ip4:59.15.10.3 ip4:15.164.131.59 ip4:15.164.134.230 ip4:15.164.206.187 ip4:15.164.206.52 ip4:15.164.247.202 ip4:15.164.253.224 ip4:15.164.35.97 ip4:15.164.41.222 ip4:15.164.57.7 ip4:15.165.109.62 ip4:15.165.114.150 ip4:15.165.118.1 ip4:15.165.136.61 ip4:15.165.150.235 ip4:15.165.179.159 ip4:15.165.215.212 ip4:15.165.217.65 ip4:211.218.145.100 ip4:211.218.145.101 ip4:211.218.145.102 ip4:211.218.145.103 ip4:211.218.145.104 ip4:211.218.145.105 ip4:211.218.145.106 ip4:211.218.145.107 ip4:119.207.76.7 ip4:3.35.62.67 ip4:3.39.176.2 ip4:15.164.120.34 ip4:52.78.42.221 ip4:54.180.180.127 ip4:211.48.18.176 ip4:211.48.18.177 ip4:211.48.18.178 ip4:211.48.18.179 include:_spf.hiworks.co.kr include:_spf.google.com  include:email.ncloud.com ~all",
        "dmarc": "v=DMARC1; p=none; rua=mailto:dmarctest@koreanair.com",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.koreanair.com",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlDVaj8A59/0rEBfDjF/eJj/7VZPcQq7iDXVT9YLFGnqr0uwFusfaME3dHpMfruucg5jhBGynETEnvP5qIvUk0GSN4W9ESTYvkMVcJL2N5d0vNr++zGiAismRfMzIm1yl39X8j6M82hWqQmL0/ZXyYosIaT44X9Pg5XMuCiBwL4yZDyjWGKOU2uOiy0tEfC1hRhOYInoqP5baMxQYc+Kmlz3R+fyQAF+GjYe8nKe/l1xZQHLiIEAsDLP9WvFdAP4OJ/mZPgLdaGT/u5bHHJ3TUl0ONFuTKLaSlX6jrYqAxFp9JlbOfY2EhgTR2COWZH1djp0J8Pf1IRGZctbMROFfZQIDAQAB",
        "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": "ec2-3-36-141-225.ap-northeast-2.compute.amazonaws.com",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "15.164.57.150",
                        "3.36.141.225"
                    ],
                    "time_ms": 75.41
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "15.164.57.150",
                        "3.36.141.225"
                    ],
                    "time_ms": 58.14
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "15.164.57.150",
                        "3.36.141.225"
                    ],
                    "time_ms": 41.57
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "15.164.57.150",
                        "3.36.141.225"
                    ],
                    "time_ms": 34.03
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "15.164.57.150",
                        "3.36.141.225"
                    ],
                    "time_ms": 156.93
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Amazon",
        "subject": "*.koreanair.com",
        "valid_from": "2025-11-29T18:00:00-06:00",
        "valid_to": "2026-12-28T17:59:59-06:00",
        "days_remaining": 141,
        "san": [
            "*.koreanair.com",
            "koreanair.com"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://www.koreanair.com:443/",
        "status": "HTTP/2 403 ",
        "http_version": "3",
        "headers": {
            "server": "AkamaiGHost",
            "date": "Sun, 09 Aug 2026 22:14:05 GMT",
            "content-type": "text/html",
            "content-length": "371",
            "location": "https://www.koreanair.com:443/",
            "mime-version": "1.0",
            "expires": "Sun, 09 Aug 2026 22:14:05 GMT",
            "cache-control": "max-age=0, no-cache, no-store",
            "pragma": "no-cache",
            "x-akam-sw-version": "0.5.0",
            "x-content-type-options": "nosniff",
            "x-xss-protection": "1; mode=block",
            "strict-transport-security": "max-age=31536000; preload",
            "x-frame-options": "SAMEORIGIN",
            "server-timing": "ak_p; desc=\"1786313645152_388046020_2914525819_26_15221_6_10_15\";dur=1"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": false,
            "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": "AkamaiGHost",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://koreanair.com/",
        "title": "",
        "description": "",
        "success": false,
        "error": "HTTP/2 stream 0 was not closed cleanly: INTERNAL_ERROR (err 2)"
    },
    "network": {
        "3.36.141.225": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "15.164.57.150": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "alt1.aspmx.l.google.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 0.8,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4021.2,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4012.7,
                "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": 103.41
}