{
    "ok": true,
    "domain": "lclark.edu",
    "generated_at": "2026-08-11T02:25:52-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 78,
        "label": "Good",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 69,
            "network": 50,
            "availability": 100
        },
        "category_weights": {
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            "mail": 20,
            "security": 25,
            "network": 10,
            "availability": 20
        },
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                "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",
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                "earned_points": 20,
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                "detail": "2 NS record(s); 2 or more required."
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            {
                "category": "dns",
                "title": "SOA record",
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                "category": "dns",
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                "earned_points": 0,
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                "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": "5 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": "82 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": 30,
                "lost_points": 0,
                "detail": "PTR: ec2-54-203-92-141.us-west-2.compute.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."
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        ],
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                "level": "error",
                "title": "IPv6 (AAAA)",
                "detail": "0 IPv6 address(es) detected.",
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                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
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            {
                "level": "ok",
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                "category": "dns",
                "max_points": 20,
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                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "SOA record",
                "detail": "Authoritative zone record.",
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                "max_points": 10,
                "earned_points": 10,
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            },
            {
                "level": "error",
                "title": "DNSSEC chain",
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                "category": "dns",
                "max_points": 15,
                "earned_points": 0,
                "lost_points": 15
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                "level": "error",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
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                "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": "5 MX record(s).",
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                "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": "82 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": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: ec2-54-203-92-141.us-west-2.compute.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": {
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                "54.203.92.141"
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            "AAAA": [
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                "5 alt1.aspmx.l.google.com.",
                "10 alt4.aspmx.l.google.com.",
                "5 alt2.aspmx.l.google.com."
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                "\"google-site-verification=tMvNjkcsDjEAETw3-F8oWb0urYUMlZqjeA8g92xNT2U\"",
                "\"google-site-verification=LguQfFr-gP0lFR_orzyjrSsTFo0dRj6NlU74krwAffA\"",
                "\"canva-site-verification=MwmMDsTeaVNdHkCuuCstTA\"",
                "\"_57mmj8uxfwkogm1lt1wqgald913tb2v\"",
                "\"d365mktkey=VGhj04ioZ216rplUgZDsPEtxCQ483XntkhCvGiK1tSsx\"",
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                "\"atlassian-domain-verification=Fnr/uTKVkHULL/FKuwkacR7DBpPsuD9YE7/ULHkYfh8AwdfAoTIK9hrcY9SSXW/t\"",
                "\"e2ma-verification=o6i4\"",
                "\"e2ma-verification=4jqgb\"",
                "\"e2ma-verification=abc4\"",
                "\"e2ma-verification=u6pbb\"",
                "\"e2ma-verification=m3g4\""
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            "NS": [
                "ns1-internal.lclark.edu.",
                "ns2-internal.lclark.edu."
            ],
            "SOA": [
                "ns1-internal.lclark.edu. sysadmin.lclark.edu. 798357270 1200 180 1209600 3600"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [
                ";; communications error to 69.64.44.20#53: timed out"
            ],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "54.203.92.141"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 ip4:64.74.237.230/31 ip4:216.147.212.20/30 ip4:167.89.48.110 ip4:208.117.59.185 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 include:_spf.salesforce.com include:spf1.formassembly.com include:_netblocks.google.com include:_netblocks2.google.com include:_netblocks3.google.com include:amazonses.com ~all",
        "dmarc": "v=DMARC1; p=quarantine; rua=mailto:it-dmarcreport@lclark.edu,mailto:geuarl0x@ag.us.dmarcian.com; ruf=mailto:geuarl0x@fr.us.dmarcian.com;",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.lclark.edu",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCUD1KGG2GP0GR8myO1hYXL54bifposIElF5P3hJmhQfaiQ/EZ7C3MYx0PmGE4+q0uB5AuvDJcfzZ9v1AWL0c/8zYSty9t1y1U+cbNjXPFgkrgHd+Sx3XPf3eluBrmGn9H3D1tdveR09ZEar+YSV91pty/E7Qt5iD9h+7RymuQdZwIDAQAB",
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            "valid": true,
            "lookups": 6,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
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    "advanced": {
        "ptr": "ec2-54-203-92-141.us-west-2.compute.amazonaws.com",
        "propagation": {
            "consistent": true,
            "results": [
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                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
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                    ],
                    "time_ms": 38.89
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                {
                    "provider": "Cloudflare",
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                    "result": [
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                    "time_ms": 125.6
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                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
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                    "time_ms": 23.21
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                    "provider": "OpenDNS",
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                    "time_ms": 81.48
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                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
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                    "time_ms": 129.8
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    },
    "ssl": {
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        "issuer": "Let's Encrypt",
        "subject": "www.lclark.edu",
        "valid_from": "2026-08-03T15:33:33-05:00",
        "valid_to": "2026-11-01T14:33:32-06:00",
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        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://www.lclark.edu/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "location": "https://www.lclark.edu/",
            "cache-control": "public, max-age=86400",
            "expires": "Wed, 12 Aug 2026 07:25:44 GMT",
            "content-type": "text/html; charset=utf-8",
            "date": "Tue, 11 Aug 2026 07:25:44 GMT",
            "server": "Apache",
            "access-control-allow-headers": "X-Requested-With",
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            "x-smart-cache": "cached",
            "x-smart-cache-id": "7ab18eb8c0991f0234855dcc307dd82d.ssl",
            "x-smart-cache-ttl": "85807",
            "vary": "Cookie",
            "etag": "\"d2da19f862a06abb7dfccd4ec6508343\"",
            "last-modified": "Tue, 11 Aug 2026 07:15:51 GMT",
            "x-content-type-options": "nosniff",
            "access-control-allow-origin": "*",
            "access-control-max-age": "1000",
            "x-cache": "Miss from cloudfront",
            "via": "1.1 4792ba662c3860029a9df33f3dc5f36c.cloudfront.net (CloudFront)",
            "x-amz-cf-pop": "AMS58-P4",
            "x-amz-cf-id": "8LpxxOp5QJsacvWXOMX_AVscGvTCkxVmcFEFIQcSNrjxsH67ApYw9g=="
        },
        "security_checks": {
            "strict-transport-security": false,
            "content-security-policy": false,
            "x-content-type-options": true,
            "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",
        "powered_by": ""
    },
    "webpage": {
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        "error": "",
        "status": 206
    },
    "network": {
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            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "aspmx.l.google.com",
        "ports": [
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                "port": 25,
                "open": false,
                "time_ms": 0.7,
                "banner": "",
                "error": "Network is unreachable"
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                "port": 465,
                "open": false,
                "time_ms": 4020.7,
                "banner": "",
                "error": "Connection timed out"
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                "port": 587,
                "open": false,
                "time_ms": 4021.5,
                "banner": "",
                "error": "Connection timed out"
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        ]
    },
    "visitor": {
        "ip": "216.73.217.62",
        "reverse": "",
        "country": "",
        "country_code": "",
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        "latitude": null,
        "longitude": null,
        "isp": "",
        "organization": "",
        "asn": "",
        "timezone": "",
        "browser": "Other",
        "os": "Other",
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        "user_agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
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}