{ "ok": true, "domain": "nsc.org", "generated_at": "2026-08-09T03:39:58-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 77, "label": "Good", "categories": { "dns": 85, "mail": 90, "security": 77, "network": 70, "availability": 60 }, "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": "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": "77 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": 0, "lost_points": 40, "detail": "HTTP/2 403 " }, { "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": "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": "77 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": "error", "title": "HTTP response", "detail": "HTTP/2 403 ", "category": "availability", "max_points": 40, "earned_points": 0, "lost_points": 40 }, { "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": [ "172.66.135.136", "172.66.139.227" ], "AAAA": [ "2606:4700:10::ac42:8be3", "2606:4700:10::ac42:8788" ], "CNAME": [], "MX": [ "0 nsc-org.mail.protection.outlook.com." ], "TXT": [ "\"reachdesk-verification=74SQNUmzWdsJs5yvPIIyTzIM0shT3BcBWfpf1GrXYnemoDQK0oObkOH7kEFwEw2R\"", "\"8jzJ5v9WDQui0O0jNZoqvdh2HEChm6bo3GYBEHMHYYNXlSHObJGuwdTsKxrN4joU527U2TxoMfYDVsF0gD+0Jw==\"", "\"v=spf1 include:mail.thoughtindustries.com include:_spf.salesforce.com include:mail.zendesk.com include:spf.protection.outlook.com include:oktamail.nsc.org include:spf1.formassembly.com include:sendgrid.net a:smtp1.nsc.org ip4:172.87.48.12 ip4:172.87.48.13\" \" ip4:172.87.48.14 ip4:172.87.48.15 ip4:172.87.48.228 ip4:172.87.48.230 ip4:172.87.48.231 ip4:172.87.48.234 ip4:172.87.48.235 ip4:168.245.65.171 ip4:4.7.16.128/26 ip4:38.108.186.0/24 ip4:199.87.209.0/24 ip4:4.53.200.128/26 ip4:52.62.199.66 ip4:52.19.0.156 \" \"ip4:3.97.56.230 ip4:18.233.211.170 ip4:216.35.11.64/26 ip4:64.41.147.64/26 ip4:65.74.175.0/27 ip4:216.55.46.192/26 ip4:207.211.31.0/25 ip4:205.139.110.0/24 ip4:216.205.24.0/24 ip4:170.10.129.0/24 ip4:63.128.21.0/24 ip4:170.10.133.0/24 ip4:185.58.84.93/32 \" \"ip4:207.211.41.113/32 ip4:207.211.30.64/26 ip4:207.211.30.128/25 ip4:216.145.221.0/24 ip4:170.10.128.0/24 ip4:170.10.132.56/29 ip4:170.10.132.64/29 ip4:207.58.147.64/28 ip4:216.22.15.224/27 ip4:43.228.184.0/22 ip4:103.47.204.0/22 ip4:103.2.140.0/22 ip4:20\" \"3.31.36.0/22 ip4:170.10.68.0/22 ip4:158.120.80.0/21 ip4:209.182.204.174 -all\"", "\"google-site-verification=nSd_j3LPjbiCCHvpePJiHJ0ns7Yv_vhIpWUENLjDHB4\"", "\"JQLbW8Ha2KIJqwZ6SDGiftJh3KUG9M5mAujBsvZRtu8=\"", "\"LXFrS3lwo4J0ujXeXf9e2l51avMF6Qxdc3uZXRzM62Xn0iyp/2OxKwH1XD22Z0cHqbq12ViPgTQl/I/qgaJxGw==\"", "\"<>\"", "\"00D5w000004CjqL=1TBUT00000009WL\"", "\"apple-domain-verification=WtVI5F2ns0EbGTcl\"", "\"t/fwwoOTEVuyWcqoliSy4i1yHwNJpax3ngeaDJEmRCgaB+mEMqgH+TnhsDptopO7NAFOE/Gb7W+zssodrP8/Zg==\"", "\"google-site-verification=Q3eTcqiAeqzkcMvq2maw1HHs1F4F4W72iviDx0wQS3Q\"", "\"facebook-domain-verification=3amq19kl1hsh0mq3vgjsvcwkcm1nqq\"", "\"ZOOM_verify_NynNZcRJSjuNf0nH5FIsrg\"", "\"Security code: <>\"", "\"smartsheet-site-validation=Np7Zo7EPM7pxnyl4jJKMPxUHKsPijorC\"" ], "NS": [ "dan.ns.cloudflare.com.", "adi.ns.cloudflare.com." ], "SOA": [ "adi.ns.cloudflare.com. dns.cloudflare.com. 2411343201 10000 2400 604800 1800" ], "CAA": [ "0 issuewild \"amazontrust.com\"", "0 issuewild \"sectigo.com\"", "0 issue \"amazontrust.com\"", "0 issue \"digicert.com; cansignhttpexchanges=yes\"", "0 issue \"awstrust.com\"", "0 issue \"comodoca.com\"", "0 issuewild \"digicert.com; cansignhttpexchanges=yes\"", "0 issuewild \"awstrust.com\"", "0 issuewild \"letsencrypt.org\"", "0 issuewild \"ssl.com\"", "0 issue \"sectigo.com\"", "0 issue \"amazon.com\"", "0 issue \"letsencrypt.org\"", "0 issue \"ssl.com\"", "0 issuewild \"comodoca.com\"", "0 issuewild \"pki.goog; cansignhttpexchanges=yes\"", "0 issuewild \"amazon.com\"", "0 issue \"amazonaws.com\"", "0 issue \"pki.goog; cansignhttpexchanges=yes\"", "0 issuewild \"amazonaws.com\"" ], "DS": [], "DNSKEY": [], "RRSIG": [], "NSEC": [], "NSEC3": [], "SRV": [], "NAPTR": [], "TLSA": [], "SSHFP": [] }, "ipv4": [ "172.66.135.136", "172.66.139.227" ], "ipv6": [ "2606:4700:10::ac42:8be3", "2606:4700:10::ac42:8788" ] }, "mail": { "spf": "v=spf1 include:mail.thoughtindustries.com include:_spf.salesforce.com include:mail.zendesk.com include:spf.protection.outlook.com include:oktamail.nsc.org include:spf1.formassembly.com include:sendgrid.net a:smtp1.nsc.org ip4:172.87.48.12 ip4:172.87.48.13 ip4:172.87.48.14 ip4:172.87.48.15 ip4:172.87.48.228 ip4:172.87.48.230 ip4:172.87.48.231 ip4:172.87.48.234 ip4:172.87.48.235 ip4:168.245.65.171 ip4:4.7.16.128/26 ip4:38.108.186.0/24 ip4:199.87.209.0/24 ip4:4.53.200.128/26 ip4:52.62.199.66 ip4:52.19.0.156 ip4:3.97.56.230 ip4:18.233.211.170 ip4:216.35.11.64/26 ip4:64.41.147.64/26 ip4:65.74.175.0/27 ip4:216.55.46.192/26 ip4:207.211.31.0/25 ip4:205.139.110.0/24 ip4:216.205.24.0/24 ip4:170.10.129.0/24 ip4:63.128.21.0/24 ip4:170.10.133.0/24 ip4:185.58.84.93/32 ip4:207.211.41.113/32 ip4:207.211.30.64/26 ip4:207.211.30.128/25 ip4:216.145.221.0/24 ip4:170.10.128.0/24 ip4:170.10.132.56/29 ip4:170.10.132.64/29 ip4:207.58.147.64/28 ip4:216.22.15.224/27 ip4:43.228.184.0/22 ip4:103.47.204.0/22 ip4:103.2.140.0/22 ip4:203.31.36.0/22 ip4:170.10.68.0/22 ip4:158.120.80.0/21 ip4:209.182.204.174 -all", "dmarc": "v=DMARC1; p=none; sp=none; ri=86400; rua=mailto:378ec7c06dee40bfb3995e9348dd8556@dmarc-reports.cloudflare.net,mailto:dmarc_agg@vali.email;", "dkim_selector": "selector2", "dkim_host": "selector2._domainkey.nsc.org", "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDZrTSq5JB9FZR55wsVmcn0MwxIlTH2RsJqZ3GPKMxZ9NMyzSEi6/3ewFgTVsJ7cXOzfmtWSsGHKmLFBOkLuLZPhgZ4FC5PH1Tp9dAHEoSwmVhekHDD3VNSkEVufXehGfxj8GWxhp9/TZB2C/5XTE9TyUK7kxTvqF4KFmgi2sLPpQIDAQAB;", "spf_analysis": { "valid": true, "lookups": 8, "final": "-all", "message": "Within the estimated limit" }, "dmarc_analysis": { "valid": true, "policy": "none" }, "bimi": "", "mta_sts": "", "tls_rpt": "" }, "advanced": { "ptr": "", "propagation": { "consistent": true, "results": [ { "provider": "Google", "server": "8.8.8.8", "result": [ "172.66.135.136", "172.66.139.227" ], "time_ms": 48.86 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "172.66.135.136", "172.66.139.227" ], "time_ms": 19.95 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "172.66.135.136", "172.66.139.227" ], "time_ms": 25.16 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "172.66.135.136", "172.66.139.227" ], "time_ms": 62.11 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "172.66.135.136", "172.66.139.227" ], "time_ms": 401.87 } ] } }, "ssl": { "available": true, "issuer": "Google Trust Services", "subject": "nsc.org", "valid_from": "2026-07-27T12:44:35-05:00", "valid_to": "2026-10-25T13:44:14-05:00", "days_remaining": 77, "san": [ "nsc.org" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_256_GCM_SHA384" }, "http": { "url": "https://nsc.org/", "status": "HTTP/2 403 ", "http_version": "3", "headers": { "date": "Sun, 09 Aug 2026 08:39:50 GMT", "content-type": "text/html; charset=UTF-8", "cache-control": "private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0", "expires": "Thu, 01 Jan 1970 00:00:01 GMT", "referrer-policy": "same-origin", "x-frame-options": "SAMEORIGIN", "strict-transport-security": "max-age=15552000; includeSubDomains; preload", "server": "cloudflare", "cf-ray": "a28573db1ebeeae0-ORD", "alt-svc": "h3=\":443\"; ma=86400" }, "security_checks": { "strict-transport-security": true, "content-security-policy": false, "x-content-type-options": false, "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://nsc.org/", "title": "Offline Page", "description": "", "success": true, "error": "", "status": 403 }, "network": { "172.66.135.136": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" }, "172.66.139.227": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "nsc-org.mail.protection.outlook.com", "ports": [ { "port": 25, "open": false, "time_ms": 24.8, "banner": "", "error": "Network is unreachable" }, { "port": 465, "open": false, "time_ms": 4050.8, "banner": "", "error": "Connection timed out" }, { "port": 587, "open": false, "time_ms": 4044.7, "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": 90.01 }