{
    "ok": true,
    "domain": "sbc.edu",
    "generated_at": "2026-08-12T07:25:51-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 77,
        "label": "Good",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 65,
            "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": "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": 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": "7 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": 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: ec2-44-211-110-75.compute-1.amazonaws.com"
            },
            {
                "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": "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": "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": "7 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": "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: ec2-44-211-110-75.compute-1.amazonaws.com",
                "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": [
                "44.211.110.75"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "30 aspmx3.googlemail.com.",
                "20 alt2.aspmx.l.google.com.",
                "20 alt1.aspmx.l.google.com.",
                "30 aspmx2.googlemail.com.",
                "30 aspmx5.googlemail.com.",
                "10 aspmx.l.google.com.",
                "30 aspmx4.googlemail.com."
            ],
            "TXT": [
                "\"6h4au150v4s1rnvc2om8tbbmhv\"",
                "\"apple-domain-verification=fv343s8YTyZrJcKh\"",
                "\"6vLQifQ1/L7bziBzn1jt5VjsHsUDy6cOJriYArL3X50=\"",
                "\"l94bjhav9ivrsmth2pfkjshqnr\"",
                "\"r_DVoi9l7ppXkj-Hfqjlu-NAi9pT6tiYcEPmCiByDAA\"",
                "\"cp78il21dk5jrsm9v98njf992h\"",
                "\"MS=ms76208811\"",
                "\"v=spf1 include:_spf.google.com include:_spf.smtp.com include:secure.giftlegacy.com ip4:148.100.49.223 ip4:148.100.49.21 ip4:148.100.49.121 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 ip4:198.2.128.0/24 ip4:198.2.132.0/22 ip4:198.2.136.0/23 \" \"ip4:198.2.145.0/24 ip4:198.2.186.0/23 ip4:205.201.131.128/25 ip4:205.201.134.128/25 ip4:205.201.136.0/23 ip4:205.201.139.0/24 ip4:198.2.177.0/24 ip4:198.2.178.0/23 ip4:198.2.180.0/24 ip4:52.27.21.77 ip4:52.60.176.248 ip4:52.60.226.28 ip4:3.130.185.115 ip4\" \":3.22.76.99 ip4:18.190.142.254 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip4:184.170.79.235 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/49 ip6:2a01:111:f403:8000::/50 ip6:2a01:111:f403:c000::/51 ip6:2a01:111:f403:f000::/52 ~all\"",
                "\"XfaFC2g\"",
                "\"3tigsp4l0ja3id5pehjrgmmkt4\"",
                "\"facebook-domain-verification=j4dg6qycw121x1qtofsp0rdhyf1vyu\"",
                "\"66foqnc8oqoudhd0kd2i63depc\""
            ],
            "NS": [
                "etta.ns.cloudflare.com.",
                "noel.ns.cloudflare.com."
            ],
            "SOA": [
                "etta.ns.cloudflare.com. dns.cloudflare.com. 2411636754 10000 2400 604800 1800"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "44.211.110.75"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 include:_spf.google.com include:_spf.smtp.com include:secure.giftlegacy.com ip4:148.100.49.223 ip4:148.100.49.21 ip4:148.100.49.121 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 ip4:198.2.128.0/24 ip4:198.2.132.0/22 ip4:198.2.136.0/23 ip4:198.2.145.0/24 ip4:198.2.186.0/23 ip4:205.201.131.128/25 ip4:205.201.134.128/25 ip4:205.201.136.0/23 ip4:205.201.139.0/24 ip4:198.2.177.0/24 ip4:198.2.178.0/23 ip4:198.2.180.0/24 ip4:52.27.21.77 ip4:52.60.176.248 ip4:52.60.226.28 ip4:3.130.185.115 ip4:3.22.76.99 ip4:18.190.142.254 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip4:184.170.79.235 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/49 ip6:2a01:111:f403:8000::/50 ip6:2a01:111:f403:c000::/51 ip6:2a01:111:f403:f000::/52 ~all",
        "dmarc": "v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@sbc.edu;",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.sbc.edu",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArTEH9ks772A2r4RL6+hEVShHUGTDRggno7KbcNqouW1NOORVyX9DIwkEu9pObubO6uUW7dGIX2O13PB2eLa7MuQ5andcGA5lmR5SJ9ol/HcCnXt+5DS4BgUD8jOk37H8Jy5A1I/1twMzjA+0tXwgRT/8OzXJRPYS4h59OGzeOrdMnSD8vdVDBSg4CIaAS3FtQng9EajtEkUoLn+7SbL1Gl6hIib0LcnE6W/ZI79KEsextAfa5jimNli7xO947I4vV9EEsAynGc2riBJXdAJd8hwlDs4OeAc5X0EzLoJI+OmmQUBFXKlEJ/iYGPydN7AnObqbnitfavtTgwSbFMF5PQIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 3,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "ec2-44-211-110-75.compute-1.amazonaws.com",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "44.211.110.75"
                    ],
                    "time_ms": 65.57
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "44.211.110.75"
                    ],
                    "time_ms": 53.06
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "44.211.110.75"
                    ],
                    "time_ms": 75.75
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "44.211.110.75"
                    ],
                    "time_ms": 78.53
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "44.211.110.75"
                    ],
                    "time_ms": 159.3
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Let's Encrypt",
        "subject": "sbc.edu",
        "valid_from": "2026-06-19T11:14:32-05:00",
        "valid_to": "2026-09-17T11:14:31-05:00",
        "days_remaining": 36,
        "san": [
            "sbc.edu",
            "www.sbc.edu"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://www.sbc.edu/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "location": "https://www.sbc.edu/",
            "cache-control": "public, max-age=86400",
            "expires": "Thu, 13 Aug 2026 12:25:42 GMT",
            "content-type": "text/html; charset=utf-8",
            "date": "Wed, 12 Aug 2026 12:25:42 GMT",
            "server": "Apache/2.4.41 (Ubuntu)",
            "access-control-allow-headers": "X-Requested-With",
            "set-cookie": "AWSALBCORS=IL1zpeWMzw0DZZm8BiRRnm/0QeUgTByy+ojiyaBBwTpd0j++ykOhjeFAQjD8KG+EWtTkcTjL1VPzMadBRCbWDAdD8iTXrCtbxCSdBqZA7qI4DMy3KJHUFFaUmm+R; Expires=Wed, 19 Aug 2026 12:25:42 GMT; Path=/; SameSite=None; Secure",
            "x-smart-cache": "cached",
            "x-smart-cache-id": "0a5497679d638479f8cb4bd4e1c9c823.ssl",
            "x-smart-cache-ttl": "86363",
            "vary": "Cookie",
            "etag": "\"795d6a6bb87c3209ab96e4679bbaac75\"",
            "last-modified": "Wed, 12 Aug 2026 02:25:58 GMT",
            "access-control-allow-origin": "*",
            "access-control-max-age": "1000",
            "x-cache": "Miss from cloudfront",
            "via": "1.1 d1a10549551baafa1a8b05a9f955eecc.cloudfront.net (CloudFront)",
            "x-amz-cf-pop": "ORD56-P14",
            "x-amz-cf-id": "cfkN87Czj8HHFJbRsigIn1ND3lt5MpPsEfpuHM7x-ApXkxWJTIA3qw=="
        },
        "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": "Apache/2.4.41 (Ubuntu)",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.sbc.edu/",
        "title": "Welcome to Sweet Briar College",
        "description": "",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "44.211.110.75": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "aspmx3.googlemail.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 1.2,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4020.6,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4013.5,
                "banner": "",
                "error": "Connection timed out"
            }
        ]
    },
    "visitor": {
        "ip": "216.73.216.212",
        "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": 89.41
}