{
    "ok": true,
    "domain": "gmx.net",
    "generated_at": "2026-08-09T07:47:41-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 86,
        "label": "Good",
        "categories": {
            "dns": 90,
            "mail": 80,
            "security": 88,
            "network": 50,
            "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": "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": 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": 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": 0,
                "lost_points": 20,
                "detail": "No tested DKIM selector responded."
            },
            {
                "category": "mail",
                "title": "MTA-STS",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0,
                "detail": "Mail transport policy."
            },
            {
                "category": "mail",
                "title": "TLS-RPT",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0,
                "detail": "TLS reporting policy."
            },
            {
                "category": "security",
                "title": "Valid TLS certificate",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0,
                "detail": "46 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": 23,
                "lost_points": 12,
                "detail": "6 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: platform.pub.mam.dev"
            },
            {
                "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": "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": "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": "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": "error",
                "title": "DKIM",
                "detail": "No tested DKIM selector responded.",
                "category": "mail",
                "max_points": 20,
                "earned_points": 0,
                "lost_points": 20
            },
            {
                "level": "ok",
                "title": "MTA-STS",
                "detail": "Mail transport policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "TLS-RPT",
                "detail": "TLS reporting policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Valid TLS certificate",
                "detail": "46 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": "6 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 23,
                "lost_points": 12
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: platform.pub.mam.dev",
                "category": "network",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "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": [
                "217.72.199.4"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "10 mx01.emig.gmx.net.",
                "10 mx00.emig.gmx.net."
            ],
            "TXT": [
                "\"_y2d5dltm3p20lx7wcyricp3kznhs9h8\"",
                "\"179gjz475x3lvxbtsv2mn24vc1l1q9tb\"",
                "\"google-site-verification=-X7cUj6mlDVPON6zf57-7HVItFAApOOxjv5HMcGO_qQ\"",
                "\"Trustpilot-Verification-kqvVskCm6JQ9Vg1qAmahpBSJ5tvZORbriFyVIk4E\"",
                "\"v=spf1 redirect=_spf.gmx.net\"",
                "\" _y2d5dltm3p20lx7wcyricp3kznhs9h8\"",
                "\"google-site-verification=hfRWhDjYh9zG3LL_izYa1DCJQQgm3oqyn3Tn_hDr59Q\"",
                "\"vxxrjnnhhz1vd8r51zps6swntc43k2j1\"",
                "\"w7v6rl78mskdw1fk8t8cllpj5fv39ngc\"",
                "\"facebook-domain-verification=scdn4fwr0on3j97l5py9vp9raerciu\"",
                "\"google-site-verification=J0NZ2F6kdhXzsguHSKZTm3CWujnrImftkDG3zhz14g0\""
            ],
            "NS": [
                "ns-gmx.ui-dns.biz.",
                "ns-gmx.ui-dns.com.",
                "ns-gmx.ui-dns.de.",
                "ns-gmx.ui-dns.org."
            ],
            "SOA": [
                "ns-gmx.ui-dns.org. dnsadmin.1und1.de. 2013093798 600 7200 604800 600"
            ],
            "CAA": [
                "0 issuewild \"digicert.com\"",
                "0 issuewild \"telesec.de\"",
                "0 issue \"telesec.de\"",
                "0 issue \"sectigo.com\"",
                "0 issue \"Digicert.com\"",
                "0 issuewild \"sectigo.com\""
            ],
            "DS": [
                "27781 8 2 C79C4CB22A910F4D85F584180DB77AFD59A925B7F851583F5B2005EE 380D9565"
            ],
            "DNSKEY": [
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                "256 3 8 AwEAAb8RUhMB/YrJy3orkMIOIb59wP4phTZgLPed3KJnk+9un+4YfMn+ O/7k/U4ofTUlWUMi6PmUF/SqEOGBQpyQ/WR8d2hxbJrG/KRDIIwcJjVc qH8SHOR01sA8uUKGMndZTbstiVriuM9zz3a43ElSX4klSSSrra5PUedk kOhjVHhDmOkfMHwodPnD2UB8cRKvv+E0hrdE44G/xQRKIxY04zVC0gvZ MjUnnvVuLx1TtfMwo1QclQoBvhmU2UJ5TYC/KB6nvkN9l3isw0yD0DAp UNDoLBUHPdc/fRDX31kO9RYO2BRn2oMz82mner66nn5/Nk2lZyE4libM cpf11uNx938="
            ],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "217.72.199.4"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 redirect=_spf.gmx.net",
        "dmarc": "v=DMARC1; p=quarantine; rua=mailto:dmarcreport@gmx.net",
        "dkim_selector": "x",
        "dkim_host": "",
        "dkim": "",
        "spf_analysis": {
            "valid": true,
            "lookups": 1,
            "final": "",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "v=STSv1;id=20180928194800Z;",
        "tls_rpt": "v=TLSRPTv1;rua=mailto:smtp-tlsrpt@1und1.de"
    },
    "advanced": {
        "ptr": "platform.pub.mam.dev",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "217.72.199.4"
                    ],
                    "time_ms": 46.99
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "217.72.199.4"
                    ],
                    "time_ms": 57.62
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "217.72.199.4"
                    ],
                    "time_ms": 51.53
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "217.72.199.4"
                    ],
                    "time_ms": 56.78
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "217.72.199.4"
                    ],
                    "time_ms": 62.93
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Deutsche Telekom Security GmbH",
        "subject": "*.gmx.net",
        "valid_from": "2026-03-11T03:48:07-05:00",
        "valid_to": "2026-09-24T18:59:59-05:00",
        "days_remaining": 46,
        "san": [
            "*.gmx.net",
            "gmx.net"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://www.gmx.net/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "content-type": "text/html;charset=UTF-8",
            "date": "Sun, 09 Aug 2026 12:47:40 GMT",
            "location": "https://www.gmx.net/",
            "server": "nginx",
            "cache-control": "no-cache, no-store, must-revalidate",
            "content-security-policy": "connect-src gmx.net *.gmx.net *.adition.com *.mam.dev *.netid.de *.server.lan *.ui-portal.de *.uicdn.com *.uimserv.net united-infos.net *.adnami.io; style-src 'unsafe-inline' gmx.net *.gmx.net *.ui-portal.de *.uicdn.com *.gmx.net; script-src 'unsafe-inline' 'unsafe-eval' gmx.net *.gmx.net *.ui-portal.de *.uicdn.com *.uimserv.net united-infos.net *.adnami.io; object-src 'none'; form-action *.gmx.at *.gmx.ch gmx.net *.gmx.net; frame-src *.gmx.at *.gmx.ch gmx.net *.gmx.net *.ergebnis-dienst.de *.ui-portal.de *.uimserv.net united-infos.net *.nativendo.de *.adnami.io; sandbox allow-forms allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation; frame-ancestors 'self' www.united-internet-media.de adimg.uimserv.net advideo.uimserv.net; img-src * data:; default-src 'self'; font-src data: *.ui-portal.de",
            "expires": "0",
            "feature-policy": "microphone 'none'; camera 'none'; geolocation 'none'; usb 'none'",
            "permissions-policy": "microphone=(), camera=(), geolocation=(), usb=()",
            "pragma": "no-cache",
            "referrer-policy": "strict-origin-when-cross-origin",
            "set-cookie": "SSLB=.0; domain=.gmx.net ;path=/",
            "strict-transport-security": "max-age=31536000; includeSubdomains; preload",
            "vary": "accept-encoding",
            "x-content-type-options": "nosniff",
            "x-frame-options": "DENY",
            "x-xss-protection": "0"
        },
        "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": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "nginx",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.gmx.net/",
        "title": "E-Mail-Adresse kostenlos, FreeMail & Nachrichten | GMX",
        "description": "Sichere Kommunikation, aktuelle Nachrichten und nützliche Online-Services - alles an einem Ort. Einfach, kostenlos und zuverlässig.",
        "success": true,
        "error": "",
        "status": 200
    },
    "network": {
        "217.72.199.4": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "mx01.emig.gmx.net",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 0.7,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 113,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 112.4,
                "banner": "",
                "error": "Connection refused"
            }
        ]
    },
    "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": 112.79
}