{
    "ok": true,
    "domain": "dovecot.org",
    "generated_at": "2026-08-11T00:05:26-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 97,
        "label": "Excellent",
        "categories": {
            "dns": 100,
            "mail": 90,
            "security": 100,
            "network": 85,
            "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": 10,
                "lost_points": 0,
                "detail": "1 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": 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",
                "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": "36 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": 35,
                "lost_points": 0,
                "detail": "9 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: talvi.dovecot.org"
            },
            {
                "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": 35,
                "lost_points": 0,
                "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": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "1 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "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": "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).",
                "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": "36 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": "ok",
                "title": "HTTP security headers",
                "detail": "9 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: talvi.dovecot.org",
                "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": "ok",
                "title": "IPv6 connectivity",
                "detail": "AAAA availability.",
                "category": "network",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "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": [
                "94.237.105.223"
            ],
            "AAAA": [
                "2a04:3545:1000:720:acc1:5bff:fe5e:459"
            ],
            "CNAME": [],
            "MX": [
                "10 talvi.dovecot.org."
            ],
            "TXT": [
                "\"v=spf1 mx a:talvi.dovecot.org -all\""
            ],
            "NS": [
                "pdns-public-ns2.powerdns.com.",
                "pdns-public-ns1.powerdns.com."
            ],
            "SOA": [
                "pdns-public-ns1.powerdns.com. hostmaster.dovecot.org. 2024013109 28800 7200 1209600 21600"
            ],
            "CAA": [
                "0 issuewild \";\"",
                "0 iodef \"mailto:hostmaster@dovecot.org\"",
                "0 issue \"letsencrypt.org\""
            ],
            "DS": [
                "36589 13 2 3E7EFD4652F0E7739B0290EA94AA72764641C34B4DAC4AEB5634860C 459F2F3B"
            ],
            "DNSKEY": [
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            ],
            "RRSIG": [
                "MX 13 2 300 20260820000000 20260730000000 36589 dovecot.org. ls/wPSE10QiWyT7xP9rz6fZmtU/yb0CxFN4S1/1FQANaD+nGRnKjRF0J z9IjU8rMe6f6qHpR7Emu2MikuufLEg==",
                "AAAA 13 2 300 20260820000000 20260730000000 36589 dovecot.org. xsLr3d0qh/znpNbLQwVcRc3txU0Uolkq58wB9PfZWcdI7f4I74LtOYb2 QyJ8k66Dfux+BNywECrJ/rD6hs4e5Q==",
                "DS 8 2 3600 20260830152406 20260809142406 44925 org. dppp5eyzZ3CAaKLgNHuRK8gyBWQ/uCqTOQiCAZkThTuZq7vl/MqacWzX wftp5ymRq94rEk+e4Rsdx8HXdX1ebp3wP37QWmSzl5Lvb18eSokhQTY6 TbuVHPQ2rdSksssp1zG7Et2JVM5tgHxefgMZLC6R8iyhEGJaZQcQL/bG iOY=",
                "DNSKEY 13 2 21600 20260820000000 20260730000000 36589 dovecot.org. 2FBIjvrzzwvzTkVXuXgGf1YpfE+nfmZPUmnep+dZkVBjrZQg8JIR03IT Nw89qZD6UbMsNGay+BiNoaKVWk6tuA=="
            ],
            "NSEC": [
                "_dmarc.dovecot.org. A NS SOA MX TXT AAAA RRSIG NSEC DNSKEY CAA"
            ],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "94.237.105.223"
        ],
        "ipv6": [
            "2a04:3545:1000:720:acc1:5bff:fe5e:459"
        ]
    },
    "mail": {
        "spf": "v=spf1 mx a:talvi.dovecot.org -all",
        "dmarc": "v=DMARC1; p=reject; rua=mailto:dmarc@dovecot.org; ruf=mailto:dmarc@dovecot.org; fo=s; aspf=r; pct=100",
        "dkim_selector": "mail",
        "dkim_host": "mail._domainkey.dovecot.org",
        "dkim": "v=DKIM1; k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt2f2Lluo980zEkxN7Ewddj5GhIuRL7HjlmthUC2afh/9I54RcWChHBzNOazX2ELasfhEzF2/ocR9fY1a/ZTQEmOfkk/2SUUC6/M4kMt3FhkIi15F8LDLUBcqq2c8Xgf6RWfTv7Rfa6nz+TiChIzKW8VgabtIgUP0cb/y+1e79l+cvvLwsjlfmYc6XGQvaFkKidbh68gA7v/eDfDtkg5ODrzkuMfxYvZy9XxA4mUxcU86LpTuzcA49FDpglzhwAkPo16DaMmhOBYwju0LbghoMI35MwziMXqYY03K+A3xvofNmmzaVLcVPS7QDeFfR00WC78HTJnTAMLaBHcMrBvooQIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 2,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "reject"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "talvi.dovecot.org",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "94.237.105.223"
                    ],
                    "time_ms": 41.58
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "94.237.105.223"
                    ],
                    "time_ms": 130.46
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "94.237.105.223"
                    ],
                    "time_ms": 109.5
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "94.237.105.223"
                    ],
                    "time_ms": 226.01
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "94.237.105.223"
                    ],
                    "time_ms": 190.85
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Let's Encrypt",
        "subject": "dovecot.org",
        "valid_from": "2026-06-18T19:41:30-05:00",
        "valid_to": "2026-09-16T19:41:29-05:00",
        "days_remaining": 36,
        "san": [
            "dovecot.org",
            "www.dovecot.org"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://dovecot.org/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "server": "nginx",
            "date": "Tue, 11 Aug 2026 05:05:17 GMT",
            "content-type": "text/html",
            "content-length": "20785",
            "last-modified": "Fri, 19 Jun 2026 05:37:06 GMT",
            "etag": "\"6a34d582-5131\"",
            "expires": "Wed, 12 Aug 2026 05:05:17 GMT",
            "cache-control": "max-age=86400",
            "strict-transport-security": "max-age=63072000; includeSubDomains; preload",
            "content-security-policy": "default-src 'self'; img-src 'self' data:; font-src 'self' https://fonts.bunny.net; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline';",
            "x-content-type-options": "nosniff",
            "referrer-policy": "strict-origin-when-cross-origin",
            "cross-origin-opener-policy": "same-origin",
            "cross-origin-embedder-policy": "require-corp",
            "cross-origin-resource-policy": "same-site",
            "permissions-policy": "geolocation=(), interest-cohort=(), camera=(), microphone=()",
            "x-xss-protection": "1; mode=block",
            "x-frame-options": "deny",
            "alt-svc": "h3=\":443\"; ma=86400",
            "accept-ranges": "bytes"
        },
        "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": "nginx",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://dovecot.org/",
        "title": "Dovecot | The Secure IMAP server",
        "description": "Dovecot Pro is a full-service email platform that delivers dynamic scalability, high performance, efficient utilization of hardware, and outstanding support to the world's largest Telcos, ISP's, and Hosters.",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "94.237.105.223": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "talvi.dovecot.org",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 53.5,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4019,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4016,
                "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": 126.95
}