{
    "ok": true,
    "domain": "stsci.edu",
    "generated_at": "2026-08-09T12:59:20-05:00",
    "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": "4 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": 15,
                "lost_points": 0,
                "detail": "DS and DNSKEY detected."
            },
            {
                "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": 0,
                "lost_points": 10,
                "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": 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": "170 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: server-108-157-150-21.mci50.r.cloudfront.net"
            },
            {
                "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/2 403 "
            },
            {
                "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": "4 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": "ok",
                "title": "DNSSEC chain",
                "detail": "DS and DNSKEY detected.",
                "category": "dns",
                "max_points": 15,
                "earned_points": 15,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "category": "dns",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "error",
                "title": "DNS propagation",
                "detail": "Agreement between public resolvers.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
            {
                "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": "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": "170 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: server-108-157-150-21.mci50.r.cloudfront.net",
                "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/2 403 ",
                "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": [
                "108.157.150.21",
                "108.157.150.93",
                "108.157.150.33",
                "108.157.150.2"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "10 mxb-0042ee01.gslb.pphosted.com.",
                "10 mxa-0042ee01.gslb.pphosted.com."
            ],
            "TXT": [
                "\"docker-verification=8fa6a830-537b-46b1-9a55-53f4c31dab76\"",
                "\"google-site-verification=pg94pDV1-yiIdt6gtQc2Y_c8-v9GzVWQHk2Hk2x7TJ0\"",
                "\"logmein-verification-code=w6PQpSx5zjBYknD95yvz5R8XB\"",
                "\"usltw0yq4t\"",
                "\"MS=ms40387392\"",
                "\"webexdomainverification.103PD=63ac8693-4d54-42cf-999e-24648e9fdebd\"",
                "\"logmein-verification-code=637c7ed4-f35b-4f3c-a965-632dcae7dd09\"",
                "\"7FEF3C68EDC7F24D4C0F9D54E2E2297B\"",
                "\"pexip-ms-tenant-domain-verification=f07cddd7-9faa-4427-96b2-9a05ba050fcc\"",
                "\"DF5AD30F4FE4A0C3A6665A24DDB3F3EC\"",
                "\"ayyyVfHSQp2YbAj3OdK931oGKUM/YHMcbUQogTnGdS0Z1OYnShQ+WWau1kUnzxgVS9vGky1aEgKSZrOvJ0ocXg==\"",
                "\"61D1667DA1F04724F31823CC4697482D\"",
                "\"atlassian-domain-verification=QDY7ZHVMx3EN0eiSVMorivPaZjfc3ExPXQf4bSt5lHshQjC3AAYrNyaHwiYedSgn\"",
                "\"v=spf1 include:mta-spf.stsci.edu include:spf-0042ee01.pphosted.com include:spf.protection.outlook.com include:app.aventri.com ip4:130.167.165.12 ~all\"",
                "\"duo_sso_verification=YOHxKPd9FLQcf97cD34sRiOalGwxkSiaN8Xl3Ld67nv2arL8bIVPxLANAljd6HEL\"",
                "\"chariot=chariot+stsci@praetorian.com\""
            ],
            "NS": [
                "ns-878.awsdns-45.net.",
                "ns-1407.awsdns-47.org.",
                "ns-1639.awsdns-12.co.uk.",
                "ns-417.awsdns-52.com."
            ],
            "SOA": [
                "ns-1407.awsdns-47.org. please_set_email.absolutely.nowhere. 791789 10800 1080 2592000 300"
            ],
            "CAA": [],
            "DS": [
                "38834 13 2 7B5E65D43BE0206EC7690F7D026A79C761EEB96946670A99821B073C 3947268D"
            ],
            "DNSKEY": [
                "256 3 13 L2nX9JA/g4btZG0HLyKCRNRk1IC7Ynfba5ULI9rSn0CD8c7oDHsxLTvm W0ZE23uiZA1mWuMqbBNveZrKhbkpAA==",
                "257 3 13 E4VEoUli7AOcQd9jhgd7tUG4NyNqEn7rPKTf3NNG0UpFGruCTDsSBvuK NtQReqQr80jlP9qnioxEuPcBf1ImHA==",
                "256 3 13 zC4IJe6KcWe7TbBse5pvx2xWmi1nagPhn4u7vQu5jrpkb+JZf8Vfd2Fb LY7osTDzEN0E0OJz2uQenfPY+T3oOw=="
            ],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "108.157.150.21",
            "108.157.150.93",
            "108.157.150.33",
            "108.157.150.2"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 include:mta-spf.stsci.edu include:spf-0042ee01.pphosted.com include:spf.protection.outlook.com include:app.aventri.com ip4:130.167.165.12 ~all",
        "dmarc": "v=DMARC1; p=none; sp=none; rua=mailto:3b20adf7@mxtoolbox.dmarc-report.com,mailto:dmarc-rua@stsci.edu; ruf=mailto:3b20adf7@forensics.dmarc-report.com,mailto:dmarc-ruf@stsci.edu; fo=1",
        "dkim_selector": "x",
        "dkim_host": "",
        "dkim": "",
        "spf_analysis": {
            "valid": true,
            "lookups": 4,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "server-108-157-150-21.mci50.r.cloudfront.net",
        "propagation": {
            "consistent": false,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "108.156.91.121",
                        "108.156.91.43",
                        "108.156.91.59",
                        "108.156.91.96"
                    ],
                    "time_ms": 49.11
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "108.156.91.121",
                        "108.156.91.43",
                        "108.156.91.59",
                        "108.156.91.96"
                    ],
                    "time_ms": 52.68
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "108.157.150.2",
                        "108.157.150.21",
                        "108.157.150.33",
                        "108.157.150.93"
                    ],
                    "time_ms": 65.97
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "108.156.91.121",
                        "108.156.91.43",
                        "108.156.91.59",
                        "108.156.91.96"
                    ],
                    "time_ms": 74.12
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "108.157.150.2",
                        "108.157.150.21",
                        "108.157.150.33",
                        "108.157.150.93"
                    ],
                    "time_ms": 59.69
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Internet2",
        "subject": "stsci.edu",
        "valid_from": "2026-01-25T18:00:00-06:00",
        "valid_to": "2027-01-26T17:59:59-06:00",
        "days_remaining": 170,
        "san": [
            "stsci.edu"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://stsci.edu/",
        "status": "HTTP/2 403 ",
        "http_version": "3",
        "headers": {
            "server": "CloudFront",
            "date": "Sun, 09 Aug 2026 17:59:19 GMT",
            "content-type": "text/html",
            "content-length": "919",
            "x-cache": "Error from cloudfront",
            "via": "1.1 50bcc1ff63a798f0f7082ac859d1d732.cloudfront.net (CloudFront)",
            "x-amz-cf-pop": "MCI50-P2",
            "x-amz-cf-id": "HDuju6Pb40nMaX81VyGUG5Nq3D9HUdgnDu6Y_LNr6ZIZ-oS8kb8vCg=="
        },
        "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": "CloudFront",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://stsci.edu/",
        "title": "ERROR: The request could not be satisfied",
        "description": "",
        "success": true,
        "error": "",
        "status": 403
    },
    "network": {
        "108.157.150.21": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "108.157.150.93": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "108.157.150.33": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "108.157.150.2": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "mxb-0042ee01.gslb.pphosted.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 22.9,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 71,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 75.9,
                "banner": "",
                "error": "Connection refused"
            }
        ]
    },
    "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": 98.53
}