{
    "ok": true,
    "domain": "comcast.net",
    "generated_at": "2026-08-08T22:44:23-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 78,
        "label": "Good",
        "categories": {
            "dns": 95,
            "mail": 80,
            "security": 69,
            "network": 85,
            "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": 10,
                "lost_points": 0,
                "detail": "1 IPv6 address(es) detected."
            },
            {
                "category": "dns",
                "title": "Name server redundancy",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "5 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": 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": 5,
                "lost_points": 0,
                "detail": "Mail transport policy."
            },
            {
                "category": "mail",
                "title": "TLS-RPT",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0,
                "detail": "TLS reporting policy."
            },
            {
                "category": "security",
                "title": "Valid TLS certificate",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0,
                "detail": "152 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: comcastnet-apex-anycast-1p.slb.comcast.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": 35,
                "lost_points": 0,
                "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": "1 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "1 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Name server redundancy",
                "detail": "5 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": "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": "ok",
                "title": "MTA-STS",
                "detail": "Mail transport policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "TLS-RPT",
                "detail": "TLS reporting policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Valid TLS certificate",
                "detail": "152 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: comcastnet-apex-anycast-1p.slb.comcast.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": "ok",
                "title": "IPv6 connectivity",
                "detail": "AAAA availability.",
                "category": "network",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "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": [
                "96.99.240.167"
            ],
            "AAAA": [
                "2001:558:feed:dc:96:99:240:167"
            ],
            "CNAME": [],
            "MX": [
                "50 mx1h1.comcast.net.",
                "50 mx2c1.comcast.net.",
                "50 mx1a1.comcast.net.",
                "50 mx2a1.comcast.net.",
                "5 mx2.mxge.comcast.net.",
                "50 mx2h1.comcast.net.",
                "5 mx1.mxge.comcast.net.",
                "50 mx1c1.comcast.net."
            ],
            "TXT": [
                "\"v=spf1 ip4:96.103.146.48/28 ip4:96.102.19.32/28 ip4:96.102.200.0/28 include:_spfv6.comcast.net include:_spf.mdp.comcast.net include:_ipspf.yahoo.com ~all\"",
                "\"yahoo-verification-key=t0ftaXXV8MB1pon3jzauB3Fz5ezusB2l9jy3GVNPQRw=\"",
                "\"google-site-verification=gxiEHT6grgMJE52lhl4OYIt5Q3XpA5qt-8Okrxq-mcE\"",
                "\"google-site-verification=g7KA0NF2z-1XIBz7vWW88zvVYlJeiG56UPOYHF2tqY0\""
            ],
            "NS": [
                "dns101.comcast.net.",
                "dns103.comcast.net.",
                "dns105.comcast.net.",
                "dns102.comcast.net.",
                "dns104.comcast.net."
            ],
            "SOA": [
                "dns101.comcast.net. domregtech.comcastonline.com. 2008265320 7200 3600 1209600 900"
            ],
            "CAA": [],
            "DS": [
                "40909 5 2 30C0F50E68DCC9A2F279A994C07CF22CED97AADF44C2B1FE38A1B32B A1A34174",
                "40909 5 1 DDC19733884EE533B35B4B57717BEA9B0EF2C4D1"
            ],
            "DNSKEY": [
                "256 3 13 OJFXr6G1T8b4aoVQMpb2e2++ZVlJ+8ACu0ezrWNnGgcbr99Y1Cli9VIP +c6znHzz8M7DgHntHnRWeVNhmrM2jQ==",
                "257 3 5 AwEAAcdTwXuKIERUoEaOHCEafPCgHW8Dq8OftDPD1sZCwCUH7VjfSXQp gvkYUG+6FN9INP2uHybzRe/m4EG8HD8zkKtaIBzrYZIcbchuXKZ5biwk j1hIMTGlDG0jD0j3rjiJkk3dDkygKvV8FswEJo9X7+CWbtf4WKgXqnd/ 2JcsliDK4XujFsw27eWpXlHZt5SuQb0N1jmMazESXwYJYtGXce5vi4pB hlE9OUgCQlkxPxedvaelT5hKxYP3lIH4vjBrKMzQE7OzoB4lOsJVhbvD F1VZUzC6n42w8WWvjBDY3TilOvsC9Je7DOD3yQlgcmiQ80PM4zknfQJ7 6APxYrrowTE=",
                "256 3 5 AwEAAaL5YSosrqI3Gw+crTZtktP/H99NtLqVXkdkNwhqQgu01WuzHoNl OnBzJg1aDeMtIfcWC7raZ/dxXOP+9l0nMExV/TkbIpZ4Kbml3vRgO2Mv DnapUsr9E79FJ5qvQ9KMBSDszzlixPdLrKbmLoQvOAtOEz8mPqwZK3EI Fos2FHXb"
            ],
            "RRSIG": [
                "NS 5 2 7200 20260810173605 20260803143105 46530 comcast.net. h/87BAUyQ3llcg5Z1pnxNh8BzNiomjeOHa7UY3KRBOqKuircTUH8fHoP uB/YTNKp1qio1bWxAB0kysQV3LuFQgmWFiZHFq0jdCDoNUt1SAGYsAdc /8KclsHrbP/s3nHIlUCyLYgqycIoOzOjZhhwQozHzkRRHxmQz1sP28eo z0I=",
                "NS 13 2 7200 20260810173605 20260803143105 28275 comcast.net. /C15sMYkbRgS32GukPq1i+OR8Ar1AvGsAcrsqzzf9b0/CisFcs/801qM Wn74MehG4dk8DP3OEQyhW/3kfg/Q4A==",
                "TXT 5 2 7200 20260810173605 20260803143105 46530 comcast.net. N47q6so6uijKANaXdzpi1brfJYOikU156BMEHKAMaLcrqxIiL6mPSOxe zTQQ1wAYXhn22vVAcLPdRGrePt3mII5wpdkkf5xxUb0eAY6NcHzs69D+ ZDU/kstn1TLAvJBXaV8mvmZh50w5KhF6xPB24tNhpxsNAXBCE4K9tyTU w+I=",
                "TXT 13 2 7200 20260810173605 20260803143105 28275 comcast.net. Lpatjtb54Qj6BFi98yivjytkBOzPEbahP2u9Yx4hBpZMqyckQ1AqU8ld hIAcxbIZdYlWx6gKM7Fn8KrOEqr3Sw==",
                "A 5 2 300 20260810173605 20260803143105 46530 comcast.net. k08fHBdPH/yKndfZcYC2z4KPFfAm3sXgpysmdOzgOJsU+kyOZ0IRkR7D 2Foaqfoe/F+li5XggfFz5yg0X+5vO7VLnuyQ99x2Zol3U8GJYdsV1EgA e8EZGlAViqjOr1uqYkOitePY0lbiyu/7sQAh4TM1/JZMx76LKsiHeqBM 5tw=",
                "A 13 2 300 20260810173605 20260803143105 28275 comcast.net. ueOrl5sXnRm4tGYy4w7uWFI/U6Rr45mHyjfG8+uvD35BunWZFkghy9sq vFHrQuD5hPu5HZSoMa6hEUcd4SdSwg==",
                "DS 13 2 86400 20260814033731 20260807022731 7272 net. wPrWj4udEgmsgJLyUA0rD5Lf7wk4cJLPKqF2GBTVYLytTlkOrxNL9JTE VMRS5CB+PtaYRpS2ChJiLW9dVe9g6g=="
            ],
            "NSEC": [
                "12c.comcast.net. A NS SOA MX TXT AAAA RRSIG NSEC DNSKEY"
            ],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "96.99.240.167"
        ],
        "ipv6": [
            "2001:558:feed:dc:96:99:240:167"
        ]
    },
    "mail": {
        "spf": "v=spf1 ip4:96.103.146.48/28 ip4:96.102.19.32/28 ip4:96.102.200.0/28 include:_spfv6.comcast.net include:_spf.mdp.comcast.net include:_ipspf.yahoo.com ~all",
        "dmarc": "v=DMARC1;p=reject;sp=reject;rua=mailto:dmarc-rua@dmarctest.comcast.net",
        "dkim_selector": "x",
        "dkim_host": "",
        "dkim": "",
        "spf_analysis": {
            "valid": true,
            "lookups": 3,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "reject"
        },
        "bimi": "",
        "mta_sts": "v=STSv1; id=1667432290;",
        "tls_rpt": "v=TLSRPTv1;rua=mailto:tlsrpt-comcast.net@alerts.comcast.net;"
    },
    "advanced": {
        "ptr": "comcastnet-apex-anycast-1p.slb.comcast.com",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "96.99.240.167"
                    ],
                    "time_ms": 34.57
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "96.99.240.167"
                    ],
                    "time_ms": 27.22
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "96.99.240.167"
                    ],
                    "time_ms": 47.86
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "96.99.240.167"
                    ],
                    "time_ms": 51.4
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "96.99.240.167"
                    ],
                    "time_ms": 123.43
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Sectigo Limited",
        "subject": "comcast.net",
        "valid_from": "2026-06-23T19:00:00-05:00",
        "valid_to": "2027-01-08T17:59:59-06:00",
        "days_remaining": 152,
        "san": [
            "comcast.net"
        ],
        "protocol": "TLSv1.2",
        "cipher": "ECDHE-RSA-AES256-GCM-SHA384"
    },
    "http": {
        "url": "https://www.xfinity.com/",
        "status": "HTTP/2 403 ",
        "http_version": "3",
        "headers": {
            "location": "https://www.xfinity.com/",
            "server": "AkamaiGHost",
            "connection": "close",
            "content-length": "369",
            "date": "Sun, 09 Aug 2026 03:44:15 GMT",
            "mime-version": "1.0",
            "content-type": "text/html",
            "expires": "Sun, 09 Aug 2026 03:44:15 GMT",
            "cache-control": "max-age=0, no-cache, no-store",
            "pragma": "no-cache",
            "set-cookie": "xpgn=1; expires=Tue, 08-Sep-2026 03:44:15 GMT; path=/; domain=.xfinity.com; Secure",
            "x-ak-cn": "US",
            "x-ak-nw": "",
            "strict-transport-security": "max-age=31536000; includeSubDomains"
        },
        "security_checks": {
            "strict-transport-security": true,
            "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": "AkamaiGHost",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.xfinity.com/",
        "title": "Access Denied",
        "description": "",
        "success": true,
        "error": "",
        "status": 403
    },
    "network": {
        "96.99.240.167": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "mx1h1.comcast.net",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 0.6,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4005.4,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4011.2,
                "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": 107.24
}