{ "ok": true, "domain": "nsta.org", "generated_at": "2026-08-10T13:02:03-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 84, "label": "Good", "categories": { "dns": 85, "mail": 90, "security": 77, "network": 55, "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": 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": "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": "31 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": 20, "lost_points": 15, "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": "1 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": "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": "31 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": "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": "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": [ "23.185.0.4" ], "AAAA": [ "2620:12a:8000::4", "2620:12a:8001::4" ], "CNAME": [], "MX": [ "0 nsta-org.mail.protection.outlook.com." ], "TXT": [ "\"ms-domain-verification=1aad0b5f-1114-4f29-bbe6-8a458d1f9466\"", "\"iptqgc9dei2ed106qh878fheef\"", "\"6fp5tplis56apflrj53mq94iut\"", "\"fpdeuk476no9kpr83o5lroedo0\"", "\"google-site-verification=ZyBg5NNPaXjZqU-EZOYyZ6eON5ao5N4z2oiydjQXo7I\"", "\"google-site-verification=Aej676M4M9-oWeLKAc_NOzzY31vkb2VBux3ASo9lvg4\"", "\"v=spf1 ip4:50.17.183.144 ip4:172.176.158.97 ip4:40.143.91.15 ip4:172.200.209.91 ip4:54.226.247.54 a:mail2.netronixcorp.com include:spf.protection.outlook.com include:22777163.spf10.hubspotemail.net -all\"" ], "NS": [ "dion.ns.cloudflare.com.", "mona.ns.cloudflare.com." ], "SOA": [ "dion.ns.cloudflare.com. dns.cloudflare.com. 2411351225 10000 2400 604800 1800" ], "CAA": [ "0 issuewild \"godaddy.com\"", "0 issue \"godaddy.com\"", "0 issue \"ssl.com\"", "0 issuewild \"pki.goog; cansignhttpexchanges=yes\"", "0 issuewild \"letsencrypt.org\"", "0 issue \"letsencrypt.org\"", "0 issuewild \"ssl.com\"", "0 issue \"pki.goog; cansignhttpexchanges=yes\"", "0 issue \"digicert.com; cansignhttpexchanges=yes\"", "0 issuewild \"comodoca.com\"", "0 issuewild \"digicert.com; cansignhttpexchanges=yes\"", "0 issue \"comodoca.com\"" ], "DS": [], "DNSKEY": [ "256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==", "257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==" ], "RRSIG": [], "NSEC": [ "\\000.nsta.org. 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": [ "23.185.0.4" ], "ipv6": [ "2620:12a:8000::4", "2620:12a:8001::4" ] }, "mail": { "spf": "v=spf1 ip4:50.17.183.144 ip4:172.176.158.97 ip4:40.143.91.15 ip4:172.200.209.91 ip4:54.226.247.54 a:mail2.netronixcorp.com include:spf.protection.outlook.com include:22777163.spf10.hubspotemail.net -all", "dmarc": "v=DMARC1; p=reject; rua=mailto:dmarcreports@nsta.org,mailto:dmarc_agg@vali.email; ruf=mailto:dmarcreports@nsta.org;", "dkim_selector": "selector1", "dkim_host": "selector1._domainkey.nsta.org", "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCXSXrx2HOp38whViKwBBnknUBG609ZI0XCB9mV/dZevkWM2yxzkNjs6BBVYRmjJMARYxDqw1cddObTl8FevPDPi3Hx4e1lfR33Xgfh9MArdhXCtZaKMp15WLbIh9HwUW58MLjXkWbuBiOKJQqnq8qlC132STOqvDt8Z0unS+nfTwIDAQAB; n=1024,1453211634,1468936434", "spf_analysis": { "valid": true, "lookups": 3, "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": [ "23.185.0.4" ], "time_ms": 52.8 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "23.185.0.4" ], "time_ms": 74.36 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "23.185.0.4" ], "time_ms": 77.06 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "23.185.0.4" ], "time_ms": 46.86 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "23.185.0.4" ], "time_ms": 206.89 } ] } }, "ssl": { "available": true, "issuer": "Let's Encrypt", "subject": "nsta.org", "valid_from": "2026-06-12T14:44:06-05:00", "valid_to": "2026-09-10T14:44:05-05:00", "days_remaining": 31, "san": [ "new.nsta.org", "nsta.org", "science.nsta.org", "www.nsta.org" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_128_GCM_SHA256" }, "http": { "url": "https://www.nsta.org/", "status": "HTTP/2 200 ", "http_version": "3", "headers": { "retry-after": "0", "server": "nginx", "location": "https://www.nsta.org/", "x-pantheon-redirect": "primary-domain-policy-doc", "date": "Mon, 10 Aug 2026 18:01:55 GMT", "x-served-by": "cache-chi-klot8100148-CHI, cache-stl760024-STL", "x-cache": "MISS, MISS", "x-cache-hits": "0, 0", "x-timer": "S1786384915.234100,VS0,VE220", "age": "0", "accept-ranges": "bytes", "via": "1.1 varnish, 1.1 varnish", "content-length": "0", "access-control-allow-origin": "https://my.nsta.org/", "access-control-expose-headers": "true", "cache-control": "must-revalidate, no-cache, private", "content-language": "en", "content-type": "text/html; charset=UTF-8", "expires": "Sun, 19 Nov 1978 05:00:00 GMT", "strict-transport-security": "max-age=300", "x-content-type-options": "nosniff", "x-drupal-cache": "UNCACHEABLE (response policy)", "x-drupal-dynamic-cache": "UNCACHEABLE (response policy)", "x-frame-options": "SAMEORIGIN", "x-generator": "Drupal 11 (https://www.drupal.org)", "x-pantheon-styx-hostname": "styx-us-a-7ffbcf568d-swxv7", "x-styx-req-id": "928f8554-94e5-11f1-bb05-e603ef2850d2", "vary": "Accept-Encoding, Cookie, Cookie" }, "security_checks": { "strict-transport-security": true, "content-security-policy": false, "x-content-type-options": true, "x-frame-options": true, "referrer-policy": false, "permissions-policy": false, "cross-origin-opener-policy": false, "cross-origin-embedder-policy": false, "cross-origin-resource-policy": false }, "server": "nginx", "powered_by": "" }, "webpage": { "url": "https://www.nsta.org/", "title": "Homepage | NSTA", "description": "", "success": true, "error": "", "status": 200 }, "network": { "23.185.0.4": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "nsta-org.mail.protection.outlook.com", "ports": [ { "port": 25, "open": false, "time_ms": 36, "banner": "", "error": "Network is unreachable" }, { "port": 465, "open": false, "time_ms": 4035.6, "banner": "", "error": "Connection timed out" }, { "port": 587, "open": false, "time_ms": 4020.6, "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": 99.01 }