{
    "ok": true,
    "domain": "pochta.ru",
    "generated_at": "2026-08-09T18:05:48-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 68,
        "label": "Fair",
        "categories": {
            "dns": 75,
            "mail": 70,
            "security": 65,
            "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": "3 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": "3 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": 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": "8 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": 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": "237 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": 30,
                "lost_points": 0,
                "detail": "PTR: tc-140-153.tc.rt-solar.ru"
            },
            {
                "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/1.1 417 Expectation Failed"
            },
            {
                "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": "3 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": "3 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": "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": "8 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": "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": "237 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": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: tc-140-153.tc.rt-solar.ru",
                "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/1.1 417 Expectation Failed",
                "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": [
                "212.164.140.153",
                "212.164.140.129",
                "212.164.140.151"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "90 r00smtpapp02.russianpost.ru.",
                "20 d01smtpmm.russianpost.ru.",
                "20 r00smtpmm.pochta.ru.",
                "90 r00smtpapp01.russianpost.ru.",
                "90 d01smtpapp01.russianpost.ru.",
                "20 d01smtpmm.pochta.ru.",
                "90 d01smtpapp02.russianpost.ru.",
                "20 r00smtpmm.russianpost.ru."
            ],
            "TXT": [
                "\"_globalsign-domain-verification=5VSRINF6VvgxO9nxTRDvRSkhXlAP9uqSSzsQR8nFfZ\"",
                "\"mailru-verification: 0112fe2cf35d5a07\"",
                "\"google-site-verification=5oyZtCbB2Ns5igmQ8Hz41B7DlzOEkFx4Bsa7iWaCogo\"",
                "\"facebook-domain-verification=tffg0kakr0k66cwgorykofky84yeuc\"",
                "\"_globalsign-domain-verification=TOs727_6_1OwCq7539WJ38IHxoYWskgig3GP1wWhHt\"",
                "\"_globalsign-domain-verification=-lfvzm1Htjd_nUCZvb0IXjvPVyVjtYJ6t0865saWa8\"",
                "\"google-site-verification=BtRerE1m3T6h3cj9AW3_c-HhyXKa8smOXAYp2EyxPZ0\"",
                "\"yandex-verification: 7502d98ce3a580c5\"",
                "\"v=spf1 mx ip4:91.239.43.2/28 ip4:91.239.43.32/31 ip4:185.235.30.46/31 \" \"ip4:185.235.30.48/31 ip4:185.235.30.50/31 ip4:185.235.30.52/31 ip4:185.138.181.143 ip4:185.138.181.144/31 \" \"ip4:185.138.181.146/31 ip4:185.138.181.148/31 ip4:185.138.181.150 ip4:91.215.36.57 ip4:91.215.37.57 ip4:91.215.36.97/31 ip4:91.215.37.97/31  -all\"",
                "\"mailru-verification: 5672271d39a20361\"",
                "\"google-site-verification=WrV9BWRCyvWTYfGm1JV7ixNBvxzKJ88S9Jkl23xH7No\""
            ],
            "NS": [
                "d02ns1.russianpost.ru.",
                "r00ns2.russianpost.ru.",
                "d01ns1.russianpost.ru."
            ],
            "SOA": [
                "r00ns1.russianpost.ru. postmaster.russianpost.ru. 2026072800 1200 300 1209600 1800"
            ],
            "CAA": [
                "0 issuewild \"globalsign.com\""
            ],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "212.164.140.153",
            "212.164.140.129",
            "212.164.140.151"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 mx ip4:91.239.43.2/28 ip4:91.239.43.32/31 ip4:185.235.30.46/31 ip4:185.235.30.48/31 ip4:185.235.30.50/31 ip4:185.235.30.52/31 ip4:185.138.181.143 ip4:185.138.181.144/31 ip4:185.138.181.146/31 ip4:185.138.181.148/31 ip4:185.138.181.150 ip4:91.215.36.57 ip4:91.215.37.57 ip4:91.215.36.97/31 ip4:91.215.37.97/31  -all",
        "dmarc": "v=DMARC1; p=reject; sp=reject; rua=to:feedbackloop@russianpost.ru",
        "dkim_selector": "x",
        "dkim_host": "",
        "dkim": "",
        "spf_analysis": {
            "valid": true,
            "lookups": 1,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "reject"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "tc-140-153.tc.rt-solar.ru",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "212.164.140.129",
                        "212.164.140.151",
                        "212.164.140.153"
                    ],
                    "time_ms": 41.16
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "212.164.140.129",
                        "212.164.140.151",
                        "212.164.140.153"
                    ],
                    "time_ms": 291.01
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "212.164.140.129",
                        "212.164.140.151",
                        "212.164.140.153"
                    ],
                    "time_ms": 335.36
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "212.164.140.129",
                        "212.164.140.151",
                        "212.164.140.153"
                    ],
                    "time_ms": 556.16
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "212.164.140.129",
                        "212.164.140.151",
                        "212.164.140.153"
                    ],
                    "time_ms": 67.86
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "GlobalSign nv-sa",
        "subject": "*.pochta.ru",
        "valid_from": "2026-03-03T05:44:07-06:00",
        "valid_to": "2027-04-04T06:44:06-05:00",
        "days_remaining": 237,
        "san": [
            "*.pochta.ru",
            "pochta.ru"
        ],
        "protocol": "TLSv1.2",
        "cipher": "ECDHE-RSA-AES256-GCM-SHA384"
    },
    "http": {
        "url": "https://pochta.ru/",
        "status": "HTTP/1.1 417 Expectation Failed",
        "http_version": "2",
        "headers": {
            "connection": "close",
            "content-type": "text/html; charset=utf-8",
            "content-length": "2163"
        },
        "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://pochta.ru/",
        "title": "Почта России",
        "description": "",
        "success": true,
        "error": "",
        "status": 417
    },
    "network": {
        "212.164.140.153": {
            "success": true,
            "country": "Russian Federation",
            "country_code": "RU",
            "region": "Moskva",
            "city": "Moscow",
            "latitude": 55.752259,
            "longitude": 37.6154659,
            "asn": 12389,
            "organization": "PJSC Rostelecom",
            "isp": "PJSC Rostelecom",
            "timezone": "Europe/Moscow"
        },
        "212.164.140.129": {
            "success": true,
            "country": "Russian Federation",
            "country_code": "RU",
            "region": "Moskva",
            "city": "Moscow",
            "latitude": 55.752259,
            "longitude": 37.6154659,
            "asn": 12389,
            "organization": "PJSC Rostelecom",
            "isp": "PJSC Rostelecom",
            "timezone": "Europe/Moscow"
        },
        "212.164.140.151": {
            "success": true,
            "country": "Russian Federation",
            "country_code": "RU",
            "region": "Moskva",
            "city": "Moscow",
            "latitude": 55.752259,
            "longitude": 37.6154659,
            "asn": 12389,
            "organization": "PJSC Rostelecom",
            "isp": "PJSC Rostelecom",
            "timezone": "Europe/Moscow"
        }
    },
    "smtp": {
        "host": "r00smtpapp02.russianpost.ru",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 195.2,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4181.5,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4011.3,
                "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": 126.9
}