{ "ok": true, "domain": "simonsfoundation.org", "generated_at": "2026-08-12T05:18:23-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 83, "label": "Good", "categories": { "dns": 75, "mail": 90, "security": 84, "network": 50, "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": "1 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": "2 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": "38 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": 30, "lost_points": 0, "detail": "PTR: ec2-52-71-21-243.compute-1.amazonaws.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": 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": "1 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": "2 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": "38 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": "ok", "title": "PTR reverse DNS", "detail": "PTR: ec2-52-71-21-243.compute-1.amazonaws.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": "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": [ "52.71.21.243" ], "AAAA": [], "CNAME": [], "MX": [ "10 mxb-00672b01.gslb.pphosted.com.", "10 mxa-00672b01.gslb.pphosted.com." ], "TXT": [ "\"jamf-site-verification=vdKUcUiJKJZL69WRJrl-Mg\"", "\"zapier-domain-verification-challenge=0b11e5f3-7059-4cf3-8875-7246100b6043\"", "\"canva-site-verification=nbgNfzcy5vl5D5nWeuutTA\"", "\"apple-domain-verification=vnXk53zBHy5NjsYd\"", "\"adobe-idp-site-verification=2b9c017d82c08ecebbdf9da4fcefc51888136210837e7305f7786230c2b17eb3\"", "\"slack-domain-verification=hrS6cipVAWE0iK3vBcYQiFNctoY9Hl6Hkl0WppfP\"", "\"v=spf1 include:_u.simonsfoundation.org._spf.smart.ondmarc.com include:mailgun.org ~all\"", "\"MS=ms78245095\"", "\"google-site-verification=mdqKvZB4DlbxIfZh3EToCqyrKbrAznq4gEN6vbAeeNY\"", "\"atlassian-domain-verification=JZlHGLd1svD7hYYT93l8KdJ7o2bixNTSG3zsJt+j7gl-TM+dUrb0OJCMCSmn2Fhy\"", "\"google-site-verification=Bfs4Lk3MNLR7FpnsgSIOSZN0XwS1BTLNVkayuuA2NAg\"", "\"docusign=76a02a30-cfd6-47de-84ad-4d1ff6f17e4f\"" ], "NS": [ "kim.ns.cloudflare.com.", "gabe.ns.cloudflare.com." ], "SOA": [ "gabe.ns.cloudflare.com. dns.cloudflare.com. 2411870291 10000 2400 604800 1800" ], "CAA": [ "0 issue \"pki.goog; cansignhttpexchanges=yes\"", "0 issue \"amazon.com\"", "0 issue \"ssl.com\"", "0 issue \"comodoca.com\"", "0 issuewild \"ssl.com\"", "0 issuewild \"letsencrypt.org\"", "0 issuewild \"pki.goog; cansignhttpexchanges=yes\"", "0 issue \"digicert.com; cansignhttpexchanges=yes\"", "0 issue \"letsencrypt.org\"", "0 issuewild \"comodoca.com\"", "0 issuewild \"digicert.com; cansignhttpexchanges=yes\"", "0 iodef \"mailto:cloud-admins@simonsfoundation.org\"" ], "DS": [], "DNSKEY": [], "RRSIG": [], "NSEC": [], "NSEC3": [], "SRV": [], "NAPTR": [], "TLSA": [], "SSHFP": [] }, "ipv4": [ "52.71.21.243" ], "ipv6": [] }, "mail": { "spf": "v=spf1 include:_u.simonsfoundation.org._spf.smart.ondmarc.com include:mailgun.org ~all", "dmarc": "v=DMARC1; p=reject; pct=100; fo=1; rf=afrf; ri=3600; rua=mailto:cc0ca089@inbox.ondmarc.com; ruf=mailto:cc0ca089@inbox.ondmarc.com;", "dkim_selector": "google", "dkim_host": "google._domainkey.simonsfoundation.org", "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCbOSWBeTzsSmMionGQglAOH6p58mOyUP4TFcKfI8/gCSArQGRvESh02CRuOaYe+5Q8pjGU/48uulJn+H8oFTlZ9KIeRVaIwx+VFSlTDBfbC23ln5ldQcxkFCiDfXuW1dPVQrNBb7TkheEkTgRy9Q6MiX4EcjLoJsUIdN4VNm6OSwIDAQAB", "spf_analysis": { "valid": true, "lookups": 2, "final": "~all", "message": "Within the estimated limit" }, "dmarc_analysis": { "valid": true, "policy": "reject" }, "bimi": "", "mta_sts": "", "tls_rpt": "" }, "advanced": { "ptr": "ec2-52-71-21-243.compute-1.amazonaws.com", "propagation": { "consistent": true, "results": [ { "provider": "Google", "server": "8.8.8.8", "result": [ "52.71.21.243" ], "time_ms": 81.43 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "52.71.21.243" ], "time_ms": 39.6 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "52.71.21.243" ], "time_ms": 52.61 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "52.71.21.243" ], "time_ms": 49.67 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "52.71.21.243" ], "time_ms": 417.72 } ] } }, "ssl": { "available": true, "issuer": "Let's Encrypt", "subject": "simonsfoundation.org", "valid_from": "2026-06-22T04:48:37-05:00", "valid_to": "2026-09-20T04:48:36-05:00", "days_remaining": 38, "san": [ "*.simonsfoundation.org", "simonsfoundation.org" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_256_GCM_SHA384" }, "http": { "url": "https://www.simonsfoundation.org/", "status": "HTTP/2 200 ", "http_version": "3", "headers": { "date": "Wed, 12 Aug 2026 10:18:23 GMT", "content-type": "text/html; charset=UTF-8", "content-length": "162", "connection": "keep-alive", "location": "https://www.simonsfoundation.org/", "strict-transport-security": "max-age=15552000; preload", "x-frame-options": "SAMEORIGIN", "x-content-type-options": "nosniff", "x-xss-protection": "1; mode=block", "referrer-policy": "strict-origin-when-cross-origin", "permissions-policy": "accelerometer=(), ambient-light-sensor=(), autoplay=(), battery=(), camera=(), cross-origin-isolated=(), display-capture=(), document-domain=(), encrypted-media=(), execution-while-not-rendered=(), execution-while-out-of-viewport=(), fullscreen=(), geolocation=(), gyroscope=(), keyboard-map=(), magnetometer=(), midi=(), navigation-override=(), payment=(), picture-in-picture=(), publickey-credentials-get=(), screen-wake-lock=(), sync-xhr=(), usb=(), web-share=(), xr-spatial-tracking=()", "server": "cloudflare", "link": "; rel=shortlink", "x-tec-api-version": "v1", "x-tec-api-root": "https://www.simonsfoundation.org/wp-json/tribe/events/v1/", "x-tec-api-origin": "https://www.simonsfoundation.org", "cache-control": "s-maxage=31536000, max-age=60", "x-wp-cf-super-cache": "cache", "x-wp-cf-super-cache-active": "1", "x-wp-cf-super-cache-cache-control": "s-maxage=31536000, max-age=60", "x-wp-cf-super-cache-cookies-bypass": "swfpc-feature-not-enabled", "vary": "Accept-Encoding", "access-control-allow-methods": "GET,HEAD,POST,PUT", "access-control-allow-headers": "Content-Type", "age": "41801", "last-modified": "Tue, 11 Aug 2026 22:41:41 GMT", "cf-cache-status": "HIT", "cf-ray": "a29ebc576ae1b031-ORD" }, "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.simonsfoundation.org/", "title": "Advancing Research in Basic Science and Mathematics | Simons Foundation", "description": "The Simons Foundation’s mission is to advance the frontiers of research in mathematics and the basic sciences. We sponsor a range of programs that aim to promote a deeper understanding of our world.", "success": true, "error": "", "status": 206 }, "network": { "52.71.21.243": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "mxb-00672b01.gslb.pphosted.com", "ports": [ { "port": 25, "open": false, "time_ms": 23.8, "banner": "", "error": "Connection refused" }, { "port": 465, "open": false, "time_ms": 116.4, "banner": "", "error": "Connection refused" }, { "port": 587, "open": false, "time_ms": 49.5, "banner": "", "error": "Connection refused" } ] }, "visitor": { "ip": "216.73.216.212", "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": 112.08 }