{
    "ok": true,
    "domain": "gocardless.com",
    "generated_at": "2026-08-10T00:54:20-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 82,
        "label": "Good",
        "categories": {
            "dns": 75,
            "mail": 90,
            "security": 84,
            "network": 35,
            "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": 0,
                "lost_points": 10,
                "detail": "0 IPv6 address(es) detected."
            },
            {
                "category": "dns",
                "title": "Name server redundancy",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "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": 0,
                "lost_points": 15,
                "detail": "Both DS and DNSKEY are required."
            },
            {
                "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": "7 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": "76 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": 19,
                "lost_points": 16,
                "detail": "5 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": 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."
            }
        ],
        "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": "error",
                "title": "IPv6 (AAAA)",
                "detail": "0 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
            {
                "level": "ok",
                "title": "Name server redundancy",
                "detail": "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": "error",
                "title": "DNSSEC chain",
                "detail": "Both DS and DNSKEY are required.",
                "category": "dns",
                "max_points": 15,
                "earned_points": 0,
                "lost_points": 15
            },
            {
                "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": "7 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": "76 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": "5 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 19,
                "lost_points": 16
            },
            {
                "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": "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": {
        "records": {
            "A": [
                "104.16.247.239",
                "104.16.246.239"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "10 aspmx3.googlemail.com.",
                "10 alt3.aspmx.l.google.com.",
                "5 alt2.aspmx.l.google.com.",
                "5 alt1.aspmx.l.google.com.",
                "10 alt4.aspmx.l.google.com.",
                "10 aspmx2.googlemail.com.",
                "1 aspmx.l.google.com."
            ],
            "TXT": [
                "\"google-site-verification=8cif57Yy9HY23lIA00_ujh6lgIuGIMiuChxMRMakSB8\"",
                "\"miro-verification=dd582619a3f5158bf3c2edb0915db743a749be1f\"",
                "\"actalis-dcv=cuh0tjlvsc1huvfp812cibt72n\"",
                "\"anthropic-domain-verification-cbrzyb=AdTRyKfP4EJDrMp6VfBRXmgQp\"",
                "\"segment-site-verification=AmCD4X12CkfXSu1FVuU0NsCJC753ylCr\"",
                "\"MS=ms59074676\"",
                "\"pardot1118633=f79eb6e677842b770ff16106156dba8ee32e652ef354ad1984db625614439065\"",
                "\"ahrefs-site-verification_fb7b42ee34cf8643d57e5c585deb00e54f3c5aca14812f16f232849da566f06d\"",
                "\"h1-domain-verification=iRDPATyUYAyqvniEarLaCewBq8NhCiiZbLip4sE7DenGxPrg\"",
                "\"wiz-domain-verification=0dccb707a270b67b3b6ac7eb78feee25e7fa5219abfc8c06a7832cbd62f0f6f2\"",
                "\"pardot1118633=5f39a3327dbb3da449608292c041180eb52e95668794c1c0e76bbffa096b7c40\"",
                "\"google-site-verification=k4jQhOLt0LbHDdu6d4OKNUDCHJP5K3oYt73JApCFs2E\"",
                "\"drift-domain-verification=3364ea89d01b9af6fb803a5e251fa918cd10fe5c8ddbc72b5c3076de999257ce\"",
                "\"62BB52EAD3\"",
                "\"google-site-verification=ct_XpfTeDqkC8_-q2aXDKQhadtDzfda-3zdligFG2AI\"",
                "\"google-site-verification=kY7msansuwmhR4RKNwmOA8Ql66w60YlLdpjC82tK7fQ\"",
                "\"atlassian-domain-verification=Z9/6UT3gKc7bISHpJiQkNF38YtcPDy7uvvExim2S+ZDKMnKglqXWM9MnsRE9c2p1\"",
                "\"twilio-domain-verification=35cb5f21ebe4e7c7c86238c3a23825d0\"",
                "\"pardot305971=1f2adf679e8c9f24c8566fa65d001b3c4ea6b1476efef52ffcd5578c637d8d77\"",
                "\"sending_domain1118633=76788a1f041627b0a213f913e5abf94f63be14224ab668150687e6d4bd40cb3e\"",
                "\"docker-verification=3d0d1d4b-37ea-4a86-be5f-ad0b4fbdfda4\"",
                "\"twilio-domain-verification=337c456da9d4cbff0170beb47b9cb03b\"",
                "\"postman-domain-verification=1b13286c5214743e32e3e05a96573b768829971514e8ed7e2d72bc6a884eeec40c1dbe3cff532978308e3face2f9a204e955228a3d3aba5f92bffa66049fd1c9\"",
                "\"figma-domain-verification=262aaab3043109e347e4859c7b1df1586dc47be062059ebff3df149b1fcba38c-1771926784\"",
                "\"ZOOM_verify_IM1MV66pQguLcAtHlEEeuA\"",
                "\"carta-domain-verification-9tq6r9=qYgrKqAyWtVwFATqyt3zfN0GS\"",
                "\"cloudflare_dashboard_sso=df47daaa1f2750c97834c9e6fa4b2384\"",
                "\"apple-domain-verification=zzuQzthurcGsioRH\"",
                "\"handlecrew-domain-verification-y5z5s8=ZRwaK2lNSdfr4tqXsQoceuWD3\"",
                "\"pardot305971=ad7275b82fc0249b0fec9255af8b2072b3e2f908f78cd98d311c858cc99e4df2\"",
                "\"v=spf1 include:_spf.google.com include:mail.zendesk.com include:sendgrid.net include:u1827704.wl.sendgrid.net include:_spf.salesforce.com ip4:54.78.65.117 ip4:3.248.156.189 ip4:54.73.134.218 ip4:34.251.233.219 ip4:108.128.75.65 ip4:54.76.47.126 -all\"",
                "\"v=zoomadn us.zoom.idp.commercial=gocardless.okta.com\"",
                "\"docusign=0df39a1e-62d9-4e70-815d-60c74a7691ee\""
            ],
            "NS": [
                "april.ns.cloudflare.com.",
                "logan.ns.cloudflare.com."
            ],
            "SOA": [
                "april.ns.cloudflare.com. dns.cloudflare.com. 2411774918 10000 2400 604800 1800"
            ],
            "CAA": [
                "0 issuewild \"comodoca.com\"",
                "0 iodef \"mailto:core-infrastructure-ext@gocardless.com\"",
                "0 issuewild \"digicert.com; cansignhttpexchanges=yes\"",
                "0 issue \"letsencrypt.org\"",
                "0 issue \"actalis.it\"",
                "0 issue \"comodoca.com\"",
                "0 issue \"amazon.com\"",
                "0 issuewild \"ssl.com\"",
                "0 issue \"digicert.com; cansignhttpexchanges=yes\"",
                "0 issue \"pki.goog; cansignhttpexchanges=yes\"",
                "0 issue \"ssl.com\"",
                "0 issuewild \"pki.goog; cansignhttpexchanges=yes\"",
                "0 issuewild \"letsencrypt.org\"",
                "0 issue \"entrust.net\"",
                "0 issuewild \";\""
            ],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "104.16.247.239",
            "104.16.246.239"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 include:_spf.google.com include:mail.zendesk.com include:sendgrid.net include:u1827704.wl.sendgrid.net include:_spf.salesforce.com ip4:54.78.65.117 ip4:3.248.156.189 ip4:54.73.134.218 ip4:34.251.233.219 ip4:108.128.75.65 ip4:54.76.47.126 -all",
        "dmarc": "v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@gocardless.com,mailto:re+eflkebn2yyu@dmarc.postmarkapp.com; ruf=mailto:dmarc-reports@gocardless.com",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.gocardless.com",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCh+FUJILp9MQdImZAKtGJUpjhyn6xFJ73l3hIZJQmvXKn+oj3j0fk68KfOmkKkIC2kO7uUWSrgbspxiSWVODxBWFvAjF+fqdNSDLI/8+ZTwAav2+/s/9Ip2ipOY+LO2oCleG/TYkU29vOZ57PLDfHPShbEhReyg2nsqbPTkwndvwIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 5,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "104.16.246.239",
                        "104.16.247.239"
                    ],
                    "time_ms": 52.64
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "104.16.246.239",
                        "104.16.247.239"
                    ],
                    "time_ms": 19.3
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "104.16.246.239",
                        "104.16.247.239"
                    ],
                    "time_ms": 24.77
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "104.16.246.239",
                        "104.16.247.239"
                    ],
                    "time_ms": 54.32
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "104.16.246.239",
                        "104.16.247.239"
                    ],
                    "time_ms": 47.8
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Google Trust Services",
        "subject": "gocardless.com",
        "valid_from": "2026-07-27T00:43:22-05:00",
        "valid_to": "2026-10-25T01:43:02-05:00",
        "days_remaining": 76,
        "san": [
            "gocardless.com"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://gocardless.com/en-us",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "date": "Mon, 10 Aug 2026 05:54:12 GMT",
            "content-security-policy": "frame-ancestors 'self' https://gocardless.lookbookhq.com https://gocardless.pathfactory.com https://content.gocardless.com;report-uri https://o405487.ingest.sentry.io/api/5312304/security/?sentry_key=9f3af8ac83c84627bbdbe45a80a061aa",
            "referrer-policy": "no-referrer-when-downgrade",
            "x-content-type-options": "nosniff",
            "x-dns-prefetch-control": "off",
            "x-download-options": "noopen",
            "x-frame-options": "SAMEORIGIN",
            "x-permitted-cross-domain-policies": "none",
            "x-xss-protection": "0",
            "location": "/en-us",
            "x-backend-server": "cp",
            "client-region": "US",
            "x-client-geo-country": "US",
            "strict-transport-security": "max-age=31556926; includeSubDomains;",
            "set-cookie": "__cf_bm=.Sg9kuWbcDba36X52bXxSd_mcOnVbpWGzolhGsMxkWU-1786341252.0712986-1.0.1.1-Nf8UaAArhfmxQRx7FY4Fa2vqbr_YBQg6Mj7w7l0XU1UOJLr.PnVwJAfGh4g21_wQS4Q93sQhvqn9eJ3et2QPlMTXPErXNOOS8g1p.UWh7SzM4rwjGUMp3BgPt0m7LoqT; HttpOnly; SameSite=None; Secure; Path=/; Domain=gocardless.com; Expires=Mon, 10 Aug 2026 06:24:12 GMT",
            "cf-cache-status": "DYNAMIC",
            "server": "cloudflare",
            "cf-ray": "a28cbe997f947c0f-STL"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": true,
            "x-content-type-options": true,
            "x-frame-options": true,
            "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": ""
    },
    "webpage": {
        "url": "https://gocardless.com/en-us",
        "title": "Collect ACH and international bank payments | GoCardless",
        "description": "",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "104.16.247.239": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "104.16.246.239": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "aspmx3.googlemail.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 1.3,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4004.3,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4020,
                "banner": "",
                "error": "Connection timed out"
            }
        ]
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