{
    "ok": true,
    "domain": "hse.ru",
    "generated_at": "2026-08-09T04:11:29-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 75,
        "label": "Good",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 69,
            "network": 20,
            "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": 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": "232 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": 4,
                "lost_points": 31,
                "detail": "1 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": 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": "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": "232 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": "1 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 4,
                "lost_points": 31
            },
            {
                "level": "error",
                "title": "PTR reverse DNS",
                "detail": "PTR not detected.",
                "category": "network",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30
            },
            {
                "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": [
                "178.248.234.104"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "0 mg1.hse.ru.",
                "0 mg2.hse.ru."
            ],
            "TXT": [
                "\"google-site-verification=WomVbGhRP6ZpdhYMGv-RmHXJ_VNRShWP7BVmmIQSNgs\"",
                "\"TDydHDHq56/kmdchq7Pf9zKcacKFCy/gE6AJkwMY2OlLW2tCjySrYS4nqVXG2zJG79RyJXGqtB34o5i6S0ydEg==\"",
                "\"45mkbjxntw3ddzn9yd3gf67kx715h0wr\"",
                "\"mailru-verification: c571e83172d4a8db\"",
                "\"unisender-go-validate-hash=95adba65f34472e8f231f9ae819b5513\"",
                "\" google-site-verification=DkXTL4rTjnBkqQqRD_oKc5ZZAL0M12__oKMGTA5y17s\"",
                "\"mailru-verification: 63a528044f1110b1\"",
                "\"google-site-verification=nCbPNqiA_7C1WU6TMpgTFFl6U2CCS29qEqnNu2L3Fo8\"",
                "\"yandex-verification: 6adec21822cc190b\"",
                "\"202105261036015jrfkepzdpxw0we4aykw5f7x149idhlvi6ew25btgcnrs0ffmv\"",
                "\"google-site-verification=Qjrt4VYI1Jo7NJMwG9H6-Z1pYuiRRNXSPkODi0aCnew\"",
                "\"MS=ms70653197\"",
                "\"globalsign-domain-verification=aei6eSS-1p0PqmZ3x4jXFoJt_7l6MenGY6u2FV45qG\"",
                "\"spf2.0/mfrom pra include:hse.ru include:mxsspf.sendpulse.com ~all\"",
                "\"v=spf1 mx ip4:82.204.189.12 ip4:89.175.46.14 include:spf.unisender.com include:mxsspf.sendpulse.com include:_spf.eu.messagegears.net include:_spf.yandex.net include:_spf.dashasender.ru -all\"",
                "\"_globalsign-domain-verification=qUtT_F1dqpQD6S04l_nygn1zs4chvcRV7h1eHvA1LX \"",
                "\"202110280712160xns5j53b2ys89r42rkyzxvxaj7324fond5big7qv6pes6m6n9\"",
                "\"mailru-verification: b88552a04c6876ee\"",
                "\"12Z+JXrXJl+V2+1OAxX+QaffbG/aAyR2DTCYr//72AZa9WOAqULMIRy4AaKGV5lOlgap5O1LwAU3ZXS8ViuomA==\"",
                "\"google-site-verification=BLYFCLvj-aZPssExPmdHibSNPbqsaCnccxPOFk4WdQQ\"",
                "\"google-site-verification=5JXLMMunt-vVuG3k8GxqSSgHhy_S3cW4OdNFLGzeRuE\""
            ],
            "NS": [
                "ns3.hse.ru.",
                "ns2.hse.ru.",
                "dns1.mtu.ru.",
                "ns1.hse.ru."
            ],
            "SOA": [
                "mx.hse.ru. net.hse.ru. 220066196 3600 3600 604800 86400"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "178.248.234.104"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 mx ip4:82.204.189.12 ip4:89.175.46.14 include:spf.unisender.com include:mxsspf.sendpulse.com include:_spf.eu.messagegears.net include:_spf.yandex.net include:_spf.dashasender.ru -all",
        "dmarc": "v=DMARC1; p=quarantine; rua=mailto:re+kxkskldzfnf@dmarc.postmarkapp.com; aspf=s; pct=80;",
        "dkim_selector": "default",
        "dkim_host": "default._domainkey.hse.ru",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDvAkJnKjrasOUu77Rvk9BfqtzGZ1WJDe8UtegFiF9t5v6pQkq5ti6Itj1uPckdkgvYNjymx7yCiEbaIBI40vt6czxSrFZ3U1lSLcf2zdyDLBLXZVms/y7AMS12nb4ysrgCO5EePWkkHk3S8ZtIaC28ur5hlprSV6JNVqNtwrWfbQIDAQAB",
        "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": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "178.248.234.104"
                    ],
                    "time_ms": 61.55
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "178.248.234.104"
                    ],
                    "time_ms": 200.2
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "178.248.234.104"
                    ],
                    "time_ms": 194.12
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "178.248.234.104"
                    ],
                    "time_ms": 609.68
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "178.248.234.104"
                    ],
                    "time_ms": 166.25
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "GlobalSign nv-sa",
        "subject": "*.hse.ru",
        "valid_from": "2026-02-25T03:49:56-06:00",
        "valid_to": "2027-03-29T04:49:55-05:00",
        "days_remaining": 232,
        "san": [
            "*.hse.ru",
            "hse.ru"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://www.hse.ru/en/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "server": "QRATOR",
            "date": "Sun, 09 Aug 2026 09:11:19 GMT",
            "content-type": "text/html; charset=utf-8",
            "content-length": "109433",
            "location": "https://www.hse.ru/en/",
            "expires": "Sun, 09 Aug 2026 09:11:19 GMT",
            "cache-control": "max-age=0",
            "strict-transport-security": "max-age=15552000",
            "x-xss-protection": "1; mode=block; report=https://www.hse.ru/n/api/xss/report",
            "set-cookie": "tracking=CioAJGp4RDe1ufeiSEZJAg==; expires=Thu, 31-Dec-37 23:55:55 GMT; domain=.hse.ru; path=/",
            "etag": "W/\"1ab79-6nPVLqlx2FG2EHx91g56lkMEHsU\"",
            "x-ireland-cache-status": "STALE"
        },
        "security_checks": {
            "strict-transport-security": true,
            "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": "QRATOR",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.hse.ru/en/",
        "title": "HSE University",
        "description": "HSE is one of the top universities in Russia and the leader in Eastern Europe and Eurasia in economics and social sciences",
        "success": true,
        "error": "",
        "status": 200
    },
    "network": {
        "178.248.234.104": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "mg1.hse.ru",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 141.8,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4164.6,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4020.3,
                "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": 90.33
}