{
    "ok": true,
    "domain": "sberbank.ru",
    "generated_at": "2026-08-09T08:13:44-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 66,
        "label": "Fair",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 65,
            "network": 20,
            "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": "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": "7 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": "6 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": "351 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": 0,
                "lost_points": 35,
                "detail": "0 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": 0,
                "lost_points": 40,
                "detail": "No successful HTTP response."
            },
            {
                "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": "7 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": "6 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": "351 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": "error",
                "title": "HTTP security headers",
                "detail": "0 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35
            },
            {
                "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": "error",
                "title": "HTTP response",
                "detail": "No successful HTTP response.",
                "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": [
                "84.252.149.206"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
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                "80 email12.sberbank.ru.",
                "50 email16.sberbank.ru.",
                "80 email11.sberbank.ru.",
                "50 email13.sberbank.ru.",
                "50 email15.sberbank.ru."
            ],
            "TXT": [
                "\"v=spf1 ip4:84.252.146.118 ip4:194.54.15.231 ip4:182.66.115.64 -all\"",
                "\"google-site-verification=j-1-lVZQAsGA8AEZONwDTH60jaT4UWt4GfWpeGgZoL0\"",
                "\"h3b9pjktksby6pnhbpwyffcggv99wwpb\"",
                "\"google-site-verification=1kkE-M1yXCbUhz-SAJl7-32uQlqDCy9FAhNo5XaYUTA\"",
                "\"mailru-verification: 164c75b5422b21d6\"",
                "\"b0nbpfkr8fv6qrfjwzn1wpqnp42qfbg0\"",
                "\"MS=ms79102397\"",
                "\"MS=ms16274476\"",
                "\"v=BIMI1; l=https://www.sberbank.ru/common/img/sber_icon.svg\"",
                "\"mailru-verification: b1bb63ab33b1e83e\"",
                "\"HARICA-GsxY3rMRf7jrnqvJqDl\"",
                "\"MS=4D591CBAC7936116641E040C06C0004DCC3230BB\"",
                "\"miro-verification=ea103cc94da6554094da056ab5f85094e457d6c7\"",
                "\"70WnQoZ/wCrnNB7duUtSO9waNMqvkcXk8HPtozezrsU=\"",
                "\"MS=ms62570499\"",
                "\"E97BEBE2E191096FA6166D1C518AE003\"",
                "\"WumI3L9XqT0dIBdS08kG7igazLCU3hl3N32TScLEQH0=\"",
                "\"google-site-verification=7LzD4FFH7jZt7pf0vQWcIztsre7htQonCP6HBk07eX4\"",
                "\"HARICA-qR3iQo6sn8BjtccPQbI\"",
                "\"ZOOM_verify_aAYc5PKFS4K2edZoCEusFQ\"",
                "\"27E3C04E59FD86C0FBC97A358BB9867A\"",
                "\"google-site-verification=u7SE9N6WWclPXKZUliCoX-NEibfD0Pvo04wtj5pf1o0\"",
                "\"google-site-verification=TwX2acHCKoj9mcWnef0kYUy70n237g8DKirwgR2zLPI\""
            ],
            "NS": [
                "ns1.sberbank.ru.",
                "ns4.sberbank.ru.",
                "ns2.gldn.net.",
                "ns3.gldn.net.",
                "nsq.sberbank.ru.",
                "tmp2.sberbank.ru.",
                "tmp1.sberbank.ru."
            ],
            "SOA": [
                "cab-vsp-dnsint3.sigma.sbrf.ru. postmaster.sberbank.ru. 2026052034 900 600 345600 3600"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "84.252.149.206"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 ip4:84.252.146.118 ip4:194.54.15.231 ip4:182.66.115.64 -all",
        "dmarc": "v=DMARC1; p=reject; pct=100; rua=mailto:dmarc_rua@sberbank.ru",
        "dkim_selector": "dkim",
        "dkim_host": "dkim._domainkey.sberbank.ru",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArtQDG8a1M8ZrCx21JrIu9zTaUa6FMMivFicTrCmawLqg09cimBrAgXC+flKmfzHAG6Jz2H4tdqUFUu7JSEDoeLolap9RNETSlI7Qv6ChKYkUkbdVQ7X768bzxSWyo3jEi0+JP4YUL8ZqL8MTOcbdW1MdI8bfox0/ILLYMubM5gaXjjNvh/7G5g2dy3NXFzheaBLqbExHQPR6/ZHa7dUCnC7kb7XRAoLzx1tNcBEgbBiXK4JPqOfjQHud2Z+O7wegK8I/L5Jvo0mi7upep1yo0nTDoMH1ATbTkbV39IQ9FH3FlAk90c8eyxlQzGvk9lp7i3hE23E4J15zFQUKAg6MfwIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 0,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "reject"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "84.252.149.206"
                    ],
                    "time_ms": 51.96
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "84.252.149.206"
                    ],
                    "time_ms": 42.9
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "84.252.149.206"
                    ],
                    "time_ms": 77.74
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "84.252.149.206"
                    ],
                    "time_ms": 52.25
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "84.252.149.206"
                    ],
                    "time_ms": 67.7
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "The Ministry of Digital Development and Communications",
        "subject": "sberbank.ru",
        "valid_from": "2026-07-27T05:21:46-05:00",
        "valid_to": "2027-07-27T05:21:46-05:00",
        "days_remaining": 351,
        "san": [
            "sberbank.ru",
            "www.sberbank.ru",
            "sbrf.ru",
            "www.sbrf.ru"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://sberbank.ru/",
        "status": "",
        "http_version": "0",
        "headers": [],
        "security_checks": {
            "strict-transport-security": false,
            "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": "",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://sberbank.ru/",
        "title": "",
        "description": "",
        "success": false,
        "error": "SSL certificate problem: self-signed certificate in certificate chain"
    },
    "network": {
        "84.252.149.206": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "email14.sberbank.ru",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 28.4,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 162.7,
                "banner": "",
                "error": "No connection"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4018.5,
                "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": 111.36
}