{
    "ok": true,
    "domain": "flowpaper.com",
    "generated_at": "2026-08-10T04:24:26-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 85,
        "label": "Good",
        "categories": {
            "dns": 95,
            "mail": 90,
            "security": 65,
            "network": 70,
            "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": "3 IPv4 address(es) detected."
            },
            {
                "category": "dns",
                "title": "IPv6 (AAAA)",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "3 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": 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": "1 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": "41 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": 0,
                "lost_points": 30,
                "detail": "PTR not detected."
            },
            {
                "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": 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": 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": "3 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "3 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "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": "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": "1 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": "41 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": "error",
                "title": "PTR reverse DNS",
                "detail": "PTR not detected.",
                "category": "network",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30
            },
            {
                "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": "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": "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": [
                "104.26.0.225",
                "172.67.72.114",
                "104.26.1.225"
            ],
            "AAAA": [
                "2606:4700:20::681a:1e1",
                "2606:4700:20::ac43:4872",
                "2606:4700:20::681a:e1"
            ],
            "CNAME": [],
            "MX": [
                "10 aspmx.l.google.com."
            ],
            "TXT": [
                "\"google-site-verification=qQgz2qst1aCrRB0DYyyn1vMqtXvEsnKMO8F60HXXMts\"",
                "\"v=spf1 include:_spf.google.com -all\""
            ],
            "NS": [
                "kevin.ns.cloudflare.com.",
                "chan.ns.cloudflare.com."
            ],
            "SOA": [
                "chan.ns.cloudflare.com. dns.cloudflare.com. 2411224925 10000 2400 604800 1800"
            ],
            "CAA": [],
            "DS": [
                "2371 13 2 595EA8854BB331F96895ED19F598D46392FC11E9C4A0F8812E0BE7D0 A774990F"
            ],
            "DNSKEY": [
                "257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==",
                "256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA=="
            ],
            "RRSIG": [],
            "NSEC": [
                "\\000.flowpaper.com. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA"
            ],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "104.26.0.225",
            "172.67.72.114",
            "104.26.1.225"
        ],
        "ipv6": [
            "2606:4700:20::681a:1e1",
            "2606:4700:20::ac43:4872",
            "2606:4700:20::681a:e1"
        ]
    },
    "mail": {
        "spf": "v=spf1 include:_spf.google.com -all",
        "dmarc": "v=DMARC1; p=reject; rua=mailto:postmaster@flowpaper.com",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.flowpaper.com",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu/mp4+8o1/6ovupGgTB8Ug3d6rf1KpKDRP0ULk+NKfNutyIn0+wvAnlxwTzfv6t9ISo3iAu0tBH3yuki6yRu/3go/F+7BNCiwlTmk3EiSWKh0ozmSnZuuBFAgAlMSax2xoopCMZjlwA4T61Kf4xPOnPjnYSrQEiDPq6wU+ZTP4l3pLmjRwuv2+LVtgGi/8u/hwC85DttnPN+Gsz3t/zWqqBcI6ACFUDTcWbvgprQHO0+N7qqjcyP7EOwH877unXfUj+DKdTGwAO9J6Zimus6uhFQglBrX50gl+HEskj7f8+tUOzYadXygu2Q58SCzk1qzHPZ80nihprkJsLuz/9DhQIDAQAB",
        "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": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "104.26.0.225",
                        "104.26.1.225",
                        "172.67.72.114"
                    ],
                    "time_ms": 58.64
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "104.26.0.225",
                        "104.26.1.225",
                        "172.67.72.114"
                    ],
                    "time_ms": 49.08
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "104.26.0.225",
                        "104.26.1.225",
                        "172.67.72.114"
                    ],
                    "time_ms": 42.66
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "104.26.0.225",
                        "104.26.1.225",
                        "172.67.72.114"
                    ],
                    "time_ms": 45.13
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "104.26.0.225",
                        "104.26.1.225",
                        "172.67.72.114"
                    ],
                    "time_ms": 73.61
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Google Trust Services",
        "subject": "flowpaper.com",
        "valid_from": "2026-06-22T22:18:30-05:00",
        "valid_to": "2026-09-20T23:18:13-05:00",
        "days_remaining": 41,
        "san": [
            "flowpaper.com",
            "*.flowpaper.com"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://flowpaper.com/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "date": "Mon, 10 Aug 2026 09:24:18 GMT",
            "content-type": "text/html",
            "nel": "{\"report_to\":\"cf-nel\",\"success_fraction\":0.0,\"max_age\":604800}",
            "x-amz-meta-x-frame-options": "SAMEORIGIN",
            "last-modified": "Mon, 29 Jun 2026 19:49:50 GMT",
            "x-amz-version-id": "eBDOh6yhbDVV8fi4yIJ2UBNJFfqjGKdJ",
            "server": "cloudflare",
            "report-to": "{\"group\":\"cf-nel\",\"max_age\":604800,\"endpoints\":[{\"url\":\"https://a.nel.cloudflare.com/report/v4?s=OPpTeVUyDuiC0ao2H77uKUUK4fC4tQXVLTwEpyqi9eiXsIDTaPCwywfBy073nLrWoEE%2BMffWBEWxhymamopSihtf5BD15oTtAd38xbyUXntE2gkkSCX4eM2xrnCyCew%3D\"}]}",
            "x-cache": "RefreshHit from cloudfront",
            "via": "1.1 c2a3a87aaabb428d0166775a267ba578.cloudfront.net (CloudFront)",
            "x-amz-cf-pop": "IAD61-P11",
            "x-amz-cf-id": "rjQi71n6z2LTHpBq3knPrLf9aQP4zhGHySe3LOboEog3IweKXe0vfg==",
            "accept-ranges": "bytes",
            "age": "354724",
            "cache-control": "max-age=86400",
            "cf-cache-status": "HIT",
            "cf-ray": "a28df25fcbb6f32d-ORD",
            "alt-svc": "h3=\":443\"; ma=86400"
        },
        "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": "cloudflare",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://flowpaper.com/",
        "title": "FlowPaper: Flipbook Maker and Interactive Publications Platform",
        "description": "View and convert your PDFs into interactive web publications that work on any device (formerly FlexPaper).",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "104.26.0.225": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "172.67.72.114": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "104.26.1.225": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "aspmx.l.google.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 22.3,
                "banner": "220 mx.google.com ESMTP 006d021491bc7-6b04d2ad892si4031315eaf.61 - gsmtp",
                "error": "No connection"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4021,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4021.2,
                "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": 157.47
}