{
    "ok": true,
    "domain": "formspree.io",
    "generated_at": "2026-08-12T10:58:38-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 89,
        "label": "Good",
        "categories": {
            "dns": 100,
            "mail": 90,
            "security": 77,
            "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": "2 IPv4 address(es) detected."
            },
            {
                "category": "dns",
                "title": "IPv6 (AAAA)",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "2 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": 5,
                "lost_points": 0,
                "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": "42 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": 12,
                "lost_points": 23,
                "detail": "3 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": "2 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "2 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": "ok",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "category": "dns",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "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).",
                "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": "42 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": "3 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 12,
                "lost_points": 23
            },
            {
                "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": [
                "172.66.43.137",
                "172.66.40.119"
            ],
            "AAAA": [
                "2606:4700:3108::ac42:2877",
                "2606:4700:3108::ac42:2b89"
            ],
            "CNAME": [],
            "MX": [
                "5 alt2.aspmx.l.google.com.",
                "10 alt4.aspmx.l.google.com.",
                "1 aspmx.l.google.com.",
                "5 alt1.aspmx.l.google.com.",
                "10 alt3.aspmx.l.google.com."
            ],
            "TXT": [
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                "\"stripe-verification=79C3CC2CB3DE0F918E8EC898BD50B8E2A254198DB31EFDE488CBC1AB9864D4F4\"",
                "\"cloudflare_dashboard_sso=e800928d2b1b39f084088af76cef2532\"",
                "\"facebook-domain-verification=g728488q8g2oq984zye8okwslefs2l\"",
                "\"v=spf1 include:sendgrid.net include:_spf.google.com include:mail.zendesk.com include:servers.mcsv.net include:calendar-server.bounces.google.com include:amazonses.com ~all\"",
                "\"google-site-verification=ExnmMXMrHoDgIAbAdzDVPdmm-q9XzKtU1DaVASeL-RM\"",
                "\"stripe-verification=b36b7bf996f45830110f48094fec2689f24c9bbea0c3405cad00363f6a76640f\"",
                "\"google-site-verification=mvaRsRvc4P-Hv_cu2nJ6pRxqFwdN-uR7pM99dVMLgkU\""
            ],
            "NS": [
                "ernest.ns.cloudflare.com.",
                "olga.ns.cloudflare.com."
            ],
            "SOA": [
                "ernest.ns.cloudflare.com. dns.cloudflare.com. 2411952414 10000 2400 604800 1800"
            ],
            "CAA": [
                "0 issuewild \"amazonaws.com\"",
                "0 issue \"amazontrust.com\"",
                "0 issue \"amazon.com\"",
                "0 issuewild \"letsencrypt.org\"",
                "0 issue \"awstrust.com\"",
                "0 issue \"comodoca.com\"",
                "0 issuewild \"amazontrust.com\"",
                "0 issuewild \"pki.goog; cansignhttpexchanges=yes\"",
                "0 issuewild \"comodoca.com\"",
                "0 issue \"pki.goog; cansignhttpexchanges=yes\"",
                "0 issuewild \"digicert.com; cansignhttpexchanges=yes\"",
                "0 issue \"ssl.com\"",
                "0 issue \"letsencrypt.org\"",
                "0 issuewild \"awstrust.com\"",
                "0 issuewild \"ssl.com\"",
                "0 issue \"amazonaws.com\"",
                "0 issuewild \"amazon.com\"",
                "0 issue \"digicert.com; cansignhttpexchanges=yes\""
            ],
            "DS": [
                "2371 13 2 8261DC6408C654FA3B0C766E88F4B88A1A24AA48CC44E345FB03D78B 143B6CBA"
            ],
            "DNSKEY": [
                "256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==",
                "257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ=="
            ],
            "RRSIG": [
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                "NS 13 2 86400 20260813165828 20260811145828 34505 formspree.io. MUyiMV+VbhFfBpFEX6wH3SrrZ8j/lp2zXLV+4qIggnwLwTcidVtP1Uzn 1fpyAsKm2VoyWAdZgqVIB06lhtEf8g==",
                "AAAA 13 2 300 20260813165828 20260811145828 34505 formspree.io. W9XgzwvDu1Rl9VmXELxxpdfd68CYh2rQWzSYnAEpm2TAZXVFU5CvRLAr uw0sQkk5ehVkzNufbsPmvnZGTmFw4g==",
                "DS 8 2 3600 20260830160952 20260809150952 46863 io. hyvSizCzOu7F/8UWjpBs4vwNoDnqUS6gPmRxk2EjNK4o40bvOCDn5Ygz e2VkleHvLkUfzqhM9bx1KsIr7XQTsQXbSGwkgBhdAAN5mSGGoNWS6vY0 BC3PHGY1cHZ0tPdrXbzeTLmFXuGcWLo6DstCtAEaDsrKvseUghR+PgHa Nbs="
            ],
            "NSEC": [
                "\\000.formspree.io. 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": [
            "172.66.43.137",
            "172.66.40.119"
        ],
        "ipv6": [
            "2606:4700:3108::ac42:2877",
            "2606:4700:3108::ac42:2b89"
        ]
    },
    "mail": {
        "spf": "v=spf1 include:sendgrid.net include:_spf.google.com include:mail.zendesk.com include:servers.mcsv.net include:calendar-server.bounces.google.com include:amazonses.com ~all",
        "dmarc": "v=DMARC1; p=quarantine; pct=100; rua=mailto:0a0089e57f554af9938fc24c0c1fe381@dmarc-reports.cloudflare.net,mailto:re+xa9ryiqwyrk@dmarc.postmarkapp.com;",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.formspree.io",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwHLYOy8McjyN5l74WF+JpaJAOxECJzRhfILGChHSOjLBxf4EEcj4J+h8NmDHYkXBHOorRjIcX/JGkdQMvTGDfPqa0AqjaYZYaPiEQLrg4oLUVajKWuTTecPOCO22KMukKrCjJksGhCOtTp2L/MUMBqZuEcQZvuQ2jCpSL9x5eA50owN02un8P8f5oIwJFpecldBHJKs+6J1Rijz+qZE0zEzFQZfynXhMdw2RG3xWdoRW4QR31UGAphPCAUcnijEa9m3kHgpp3k08kZJQ4UzYC8/JIh8SoONZc+p8dMmAB9k1QJfjYUcLKo+BLanUDwoWBqt5XWx5/IjWdb14tyb1GwIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 6,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "v=BIMI1;l=https://bimi.entrust.net/formspree.io/logo.svg;a=https://bimi.entrust.net/formspree.io/certchain.pem",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "172.66.40.119",
                        "172.66.43.137"
                    ],
                    "time_ms": 51.42
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "172.66.40.119",
                        "172.66.43.137"
                    ],
                    "time_ms": 33.69
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "172.66.40.119",
                        "172.66.43.137"
                    ],
                    "time_ms": 29.48
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "172.66.40.119",
                        "172.66.43.137"
                    ],
                    "time_ms": 79.75
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "172.66.40.119",
                        "172.66.43.137"
                    ],
                    "time_ms": 71.56
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Google Trust Services",
        "subject": "formspree.io",
        "valid_from": "2026-06-25T18:45:36-05:00",
        "valid_to": "2026-09-23T19:45:16-05:00",
        "days_remaining": 42,
        "san": [
            "formspree.io",
            "help.formspree.io",
            "*.help.formspree.io"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://formspree.io/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "date": "Wed, 12 Aug 2026 15:58:30 GMT",
            "content-type": "text/html; charset=utf-8",
            "cf-ray": "a2a0ae8e9e08bc23-ORD",
            "cf-cache-status": "DYNAMIC",
            "server": "cloudflare",
            "set-cookie": "fs_ab1=control; path=/; HttpOnly; Secure; SameSite=Lax",
            "vary": "Accept-Encoding",
            "content-security-policy": "default-src 'self' 'unsafe-eval' 'unsafe-inline' formspree.io *.formspree.io cdn.amplitude.com *.posthog.com fonts.googleapis.com fonts.googleapis.com *.gstatic.com api.amplitude.com www.googletagmanager.com *.google-analytics.com analytics.google.com ajax.cloudflare.com o478120.ingest.sentry.io www.linkedin.com *.ads.linkedin.com js.stripe.com m.stripe.network m.stripe.com cdnjs.cloudflare.com use.fontawesome.com static.cloudflareinsights.com recaptcha.net *.recaptcha.net https://unpkg.com/visionscarto-world-atlas@1.0.0/world/110m.json www.google.com https://telegram.org/js/telegram-widget.js https://oauth.telegram.org; img-src 'self' data: https:; frame-ancestors 'self'; report-uri /csp-report",
            "referrer-policy": "strict-origin-when-cross-origin",
            "status": "200 OK",
            "x-content-type-options": "nosniff",
            "x-fs-worker": "4947639290",
            "x-powered-by": "Phusion Passenger(R)",
            "report-to": "{\"group\":\"cf-nel\",\"max_age\":604800,\"endpoints\":[{\"url\":\"https://a.nel.cloudflare.com/report/v4?s=uIN1uWFhE%2FuSQo%2FUxi3w1ed3lg8vkVF6w3RV77hdOL9nZoY0o5tHrKBJ6rzPsFM2vxpOtziiy7jg%2BJTXW0Vlo9qJgmjaxciWoj5VQo%2Bs4z7%2FgtPuMR1I9M6aP7VVyg%3D%3D\"}]}",
            "nel": "{\"report_to\":\"cf-nel\",\"success_fraction\":0.0,\"max_age\":604800}",
            "alt-svc": "h3=\":443\"; ma=86400"
        },
        "security_checks": {
            "strict-transport-security": false,
            "content-security-policy": true,
            "x-content-type-options": true,
            "x-frame-options": false,
            "referrer-policy": true,
            "permissions-policy": false,
            "cross-origin-opener-policy": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "cloudflare",
        "powered_by": "Phusion Passenger(R)"
    },
    "webpage": {
        "url": "https://formspree.io/",
        "title": "Custom Forms with No Server Code | Formspree | Formspree",
        "description": "Formspree is a form backend, API, and email service for HTML & JavaScript forms. It's the simplest way to embed custom forms on your static website.",
        "success": true,
        "error": "",
        "status": 200
    },
    "network": {
        "172.66.43.137": {
            "success": true,
            "country": "United States",
            "country_code": "US",
            "region": "California",
            "city": "San Francisco",
            "latitude": 37.7749113,
            "longitude": -122.4185412,
            "asn": 13335,
            "organization": "Cloudflare, Inc.",
            "isp": "Cloudflare, Inc.",
            "timezone": "America/Los_Angeles"
        },
        "172.66.40.119": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "alt2.aspmx.l.google.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 1.8,
                "banner": "",
                "error": "Network is unreachable"
            },
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