{ "ok": true, "domain": "bizzabo.com", "generated_at": "2026-08-10T12:35:48-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 89, "label": "Good", "categories": { "dns": 85, "mail": 100, "security": 84, "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": 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": "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": 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": "45 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": 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": "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": "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": "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": "45 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": "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": [ "104.18.23.52", "104.18.22.52" ], "AAAA": [ "2606:4700::6812:1734", "2606:4700::6812:1634" ], "CNAME": [], "MX": [ "30 aspmx3.googlemail.com.", "20 alt2.aspmx.l.google.com.", "30 aspmx2.googlemail.com.", 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"\"cursor-domain-verification-92jgcq=VvzuBG5PTf3GE9dqCbrpoTYcz\"", "\"mixpanel-domain-verify=3b861f26-2577-4288-8261-8e1708b45590\"", "\"google-site-verification=Aq0j0AcgGVsW4st_0uXmf6Z1fZO-PgYBw-DlX6HTSMY\"", "\"atlassian-sending-domain-verification=e92e8dde-62d8-4ab1-8753-6a0013923c17\"", "\"pandadoc-domain-verification=bHibfR5USFXs5RFRYvmoxn\"", "\"status-page-domain-verification=f4qbcwg5b7r2\"", "\"miro-verification=5492a9a7fd3564483f44393a2ac4251bf31fb2c4\"", "\"apple-domain-verification=entviGolZit9wWCk\"", "\"ZOOM_verify_197RGgmgZX0O6FRzbfuG3b\"", "\"hubspot-domain-verification=NWQ4ODdkOWQtMDI5ZC00NWQ0LWFhYTUtZWU1OTA2MjdiYTEw\"", "\"zoom-domain-verification=ZOOM_verify_e0ef146dabd346b1b7d7a51072c2bbb5\"", "\"twilio-domain-verification=8c54740138f2c8aec1fc7565c834ea81\"", "\"parallels-domain-verification=b727f6068fcd4fb7a6722a1606ef90c2ef8b28b5490744eeaf387c44b256d411\"", "\"canva-site-verification=9LkhPwii8T8RMw8fnNO2_Q\"", "\"google-site-verification=LVfCXnalfBt5myeaqPUzQ26_ODwXYJm8c3Wgw-ke4_o\"", "\"jetbrains-domain-verification=bhpndi62a5fffrrxge1lb06kg\"", "\"google-site-verification=sMviiDlwOh_rcfVv7HcU0UDrNzceuTXiKzsqZ77pHVU\"" ], "NS": [ "roan.ns.cloudflare.com.", "athena.ns.cloudflare.com." ], "SOA": [ "athena.ns.cloudflare.com. dns.cloudflare.com. 2410039025 10000 2400 604800 1800" ], "CAA": [ "0 issuewild \"comodoca.com\"", "0 issue \"pki.goog; cansignhttpexchanges=yes\"", "0 issuewild \"pki.goog; cansignhttpexchanges=yes\"", "0 issue \"globalsign.com\"", "0 issuewild \"amazon.com\"", "0 issue \"digicert.com; cansignhttpexchanges=yes\"", "0 issue \"comodoca.com\"", "0 issue \"certainly.com\"", "0 issuewild \"letsencrypt.org\"", "0 issuewild \"certainly.com\"", "0 issuewild \"digicert.com; cansignhttpexchanges=yes\"", "0 issuewild \"ssl.com\"", "0 issue \"letsencrypt.org\"", "0 issue \"ssl.com\"", "0 issue \"sectigo.com\"", "0 issue \"amazon.com\"", "0 iodef \"mailto:security@bizzabo.com\"" ], 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"provider": "Quad9", "server": "9.9.9.9", "result": [ "104.18.22.52", "104.18.23.52" ], "time_ms": 27.48 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "104.18.22.52", "104.18.23.52" ], "time_ms": 31.46 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "104.18.22.52", "104.18.23.52" ], "time_ms": 52.69 } ] } }, "ssl": { "available": true, "issuer": "Google Trust Services", "subject": "bizzabo.com", "valid_from": "2026-06-27T08:29:48-05:00", "valid_to": "2026-09-25T09:29:37-05:00", "days_remaining": 45, "san": [ "bizzabo.com", "mta-sts.bizzabo.com" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_256_GCM_SHA384" }, "http": { "url": "https://www.bizzabo.com:443/", "status": "HTTP/2 200 ", "http_version": "3", "headers": { "date": "Mon, 10 Aug 2026 17:35:40 GMT", "content-type": "text/html; charset=UTF-8", "location": "https://www.bizzabo.com:443/", "server": "cloudflare", "cf-apo-via": "origin,page-rules", "cf-cache-status": "DYNAMIC", "strict-transport-security": "max-age=31536000; includeSubDomains; preload", "x-content-type-options": "nosniff", "set-cookie": "__cf_bm=APGXHOuihi489dwGSa7L_vceNiyVG2RWojgpQxVt_NU-1786383339.75905-1.0.1.1-XYp93yESOkPiEnSkgawyvoug_ylkP6zchwJ34mmeNp5gamhSTEs28_4SPBSAxtEcS4HZ7np3pyQjI21z1QMuayewjSrcCtKetncA9PGeFGJb6EjuJqwFKF0jn8m.xZLO; HttpOnly; SameSite=None; Secure; Path=/; Domain=bizzabo.com; Expires=Mon, 10 Aug 2026 18:05:40 GMT", "cf-ray": "a290c2217db3f6bc-STL", "alt-svc": "h3=\":443\"; ma=86400", "vary": "Accept-Encoding", "x-httpd-modphp": "1", "referrer-policy": "no-referrer-when-downgrade", "permissions-policy": "geolocation=(self), microphone=(), camera=(), fullscreen=(self), autoplay=(self)", "host-header": "8441280b0c35cbc1147f8ba998a563a7", "x-proxy-cache-info": "DT:1", "x-frame-options": "SAMEORIGIN" }, "security_checks": { "strict-transport-security": true, "content-security-policy": false, "x-content-type-options": true, "x-frame-options": true, "referrer-policy": true, "permissions-policy": true, "cross-origin-opener-policy": false, "cross-origin-embedder-policy": false, "cross-origin-resource-policy": false }, "server": "cloudflare", "powered_by": "" }, "webpage": { "url": "https://www.bizzabo.com:443/", "title": "#1 Event Management Software for B2B Conferences | Bizzabo", "description": "Elevate your conferences with Bizzabo's Event Experience OS — an all-in-one event management platform ✨ Revolutionize events: Try Bizzabo now!", "success": true, "error": "", "status": 200 }, "network": { "104.18.23.52": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" }, "104.18.22.52": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "aspmx3.googlemail.com", "ports": [ { "port": 25, "open": false, "time_ms": 0.8, "banner": "", "error": "Network is unreachable" }, { "port": 465, "open": false, "time_ms": 4020.7, "banner": "", "error": "Connection timed out" }, { "port": 587, "open": false, "time_ms": 4021.1, "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": 78.4 }