{ "ok": true, "domain": "gsu.edu", "generated_at": "2026-08-08T22:52:47-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 82, "label": "Good", "categories": { "dns": 85, "mail": 95, "security": 81, "network": 20, "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": "6 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": 15, "lost_points": 0, "detail": "DS and DNSKEY detected." }, { "category": "dns", "title": "CAA policy", "max_points": 5, "earned_points": 0, "lost_points": 5, "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": 5, "lost_points": 0, "detail": "TLS reporting policy." }, { "category": "security", "title": "Valid TLS certificate", "max_points": 55, "earned_points": 55, "lost_points": 0, "detail": "238 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": 16, "lost_points": 19, "detail": "4 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": 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": "6 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": "ok", "title": "DNSSEC chain", "detail": "DS and DNSKEY detected.", "category": "dns", "max_points": 15, "earned_points": 15, "lost_points": 0 }, { "level": "error", "title": "CAA policy", "detail": "Certificate authority restriction.", "category": "dns", "max_points": 5, "earned_points": 0, "lost_points": 5 }, { "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": "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": "238 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": "4 of 9 evaluated headers detected.", "category": "security", "max_points": 35, "earned_points": 16, "lost_points": 19 }, { "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": "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": [ "104.239.136.235" ], "AAAA": [], "CNAME": [], "MX": [ "0 gsu-edu.mail.protection.outlook.com." ], "TXT": [ ";; communications error to 69.64.44.20#53: timed out", "\"sending_domain1063302=78e8cb8b01e2acd81fb8e5f6b1d708d682c9e3f041963dc4197f8c550ae0c4ca\"", "\"adobe-idp-site-verification=42a7a470-0872-4bc3-9dca-3bd86be2b827\"", "\"ZOOM_verify_zVdgrBt5eeVm44BLbwitaG\"", "\"apple-domain-verification=zoLqJCVLKqC7TQMN\"", "\"extensis-domain-verification=69f52821-6dc8-42ab-bed4-4395d81672d8\"", "\"ciscocidomainverification=581df163e549b4dd0af62da736f22f71d57c7465f65326947f17fa0d1807fe22\"", "\"dell-technologies-domain-verification=gsu.edu_ad9a35e4-563a-4f5d-9038-6b32008d6671_1685757693\"", "\"d365mktkey=yvv72jNHFQxWycEXMxgN256ZcfQ8Ta2pZMfxE8H6A7Ex\"", "\"canva-site-verification=kGZHfH2WfmkP6KayA9DobA\"", "\"airtable-verification=efeaf8833477d2d9879bdd94baeefb2c\"", "\"atlassian-domain-verification=VVbSS/Y2WMZfMxihvmT2ZWmpKKl0aL5DWjuhvtJ9iHl6ZRH84TzGqWg32Wza/zdQ\"", "\"smartsheet-site-validation=hgGKpzO7QaB4nKY76xMjMpykc3WDvVXO\"", "\"webexdomainverification.4C675B8BA984B136E053AB06FC0A3F65=7c65b3e8-fcaf-43ee-814d-1c52e901b8d9\"", "\"d365mktkey=mqUdtEp5EcWewOjB1eNFtBNx0AKDQxnrpYX2DAwv2MYx\"", "\"amazonses:rCkC5i8vgdVpE+wG8IaPyOv80oDn2yk58U3Pp9pqQMU=\"", "\"sophos-domain-verification=d6c16885c358ba6d3ee6126c402dda4338e9df5ac54bfc7b12abca21ad2cda49\"", "\"adobe-sign-verification=e7c1b471b1f28f251ec0776519d31f6\"", "\"pardot1063302=a19847b311594f77ef9f1b694eff2c9271894a13c97bfc11d492a0292ae52f7c\"", "\"airtable-verification=ad852c88ee36576a632db7137ed8fffe\"", "\"status-page-domain-verification=m3rrrd4cykwp\"", "\"v=spf1 ip4:131.96.2.42 ip4:131.96.2.41 include:spfb.gsu.edu a:c.spf.service-now.com include:spf.protection.outlook.com include:_spf.qualtrics.com include:_spf.qp-mail.com -all\"", "\"facebook-domain-verification=7469k9durhf0gpvqh5f3589pau5cwa\"", "\"ZOOM_verify_0ceLYS5ZAMdZHYawEPctdg\"", "\"amazonses:HB55EuACTyzG7s5+kLC/m1WtLeWL8a1JzmiC+BgQWUQ=\"" ], "NS": [ "ns3.usg.edu.", "dns-ext2.gsu.edu.", "ns4.usg.edu.", "dns-ext1.gsu.edu.", "ns1.usg.edu.", "ns2.usg.edu." ], "SOA": [ "dns-hm1.gsu.edu. root.sphinx.gsu.edu. 803461354 1200 180 2419200 3600" ], "CAA": [], "DS": [ "36896 8 2 99F9124BDC97812733521A5C40EC5FE3D5916A6E8BF9272495F5045E 9E46CE44", "44732 8 2 EE489386BE7D26A2DB259544B4FF4A0A5EA0166EC88082DEF9308E52 04205FE5" ], "DNSKEY": [ "257 3 8 AwEAAZKyWF0ZZYdqvksbpWiMGUUBHOUhT8N3pjCZc2kK0GgotVxVX2vs m4Vx+CuTT2CcvKtI65h17GORDoEPXz9gRu+Xb9FJaxxC0tcIZkJTeWlL RYas95JGb8K5/Qr7uqTnTD8NGT2qfxwzQjg4ssrvBn2qYyOLkKTtdQ1M kbLoEWNQlgqorWl2QiuEOVwStcrNmtUH7FE+6KNkkJDJLicy83Kpgpna 9RI1Pf6uliEeIbcaIRZpLT1u5XStR1hqVCZ442lkZ75TgfeG2WfVhNMQ 2FYX07ubzUaRS4zdugg7/7G96xxI/+AdkUMOHQ8sco0sqjLJEHQufzYd 9i7C8y4Ekq0=", "256 3 8 AwEAAaqHVlP6cfmckjRugCypYSZxYekkLrBmT6iaDz2aTqOsQxF8cKky U7radCx5TclVYyFOntto1lPmtKDWyXgpADjbe4ITdfX+oYGdF4XH1HVP npLk3tmjSFqQjJvp8OlNC/picjamq2yXLoPdD/IRQAY0BZ2gL+RksJY5 Iooq9gDd", "256 3 8 AwEAAdqYO3dI4svUhzQsZLP/QsCxIzVw6Wp38MysN7NK1PUhV+be/cXI 5bPH2iImGA7HecEvZrnuHB/A6M6sZXv+FDBOq1DRTQvpEW6cKcXN2s8Z IwXiSc6JunYnCea96CGigCZi3k43clGly0LQhQRRx9NV7Fg+kFm3xWT3 +L8Ed/31" ], "RRSIG": [ "NS 8 2 86400 20260814110258 20260804102814 6063 gsu.edu. iBS7CWRCpbQHCjJKP7WQIzRFBSo6LfvDanHQ92QTAYBmt0Tnbdp+sWrr 8RKgcaLBfDkQLGNmH5xdTGJ/QKAeml00aZeejYumUO9hBPlfPN1GQ60x F17ByAoVALSaiOFyUBhtflGJ4Nu2Ia8z1QfuCCLK56PBtlE9ufrVnGz2 OEM=", "TXT 8 2 3600 20260814104914 20260804100057 6063 gsu.edu. FKEaI3/Q2S1aj80/+IqD18wpvkEokqCY2NIH1Ro0KFTsziAIB+uiUq+f TgI9p/RPMLXNsNWJkT0cS+j1oufjOm4El/YbhRaomy113RAtTk0D5eLE 5bLkIcR85R7Ak8UyzMSdahj8DcRILgQFfc6DPd6VNYPRu2uprnNKTEwN Bfc=", "A 8 2 3600 20260814111302 20260804105427 6063 gsu.edu. caJVTtpOqf61cO8/0ohOHKpBYpoXsIf6lB03jfUqu1/ule6/VYn8Et1s W4GciKpNt1KsBa/khBzYKl8aN1DKhU5AVtWFFRwIV2hmhB38q22XtPkO XR7a8XPCNoX0PQj8GhQWIQWoKHVctyeqtMSEyth5yZbzCgb6e9AiClfr LtA=", "MX 8 2 3600 20260814102823 20260804102755 6063 gsu.edu. BnH3ULuGb96bzG6VkWdPMkqlhwu1ke+tYQC7JfaO3knEcuNiVB5tHwGS DzRJVZrA11VyxzD3K/nT7ViuWCWJE9huHuuZYSP962GXiPV40f9XeBQQ vzihLEp9jeYg7izeTN50jxL9Hw5bhrAklGMBDJmXRj9A3JIk1ogZ/jqO iWE=", "DS 13 2 86400 20260813033312 20260806022312 6705 edu. /7p1CmJsZqynlGF5tOTLbE+cIdUrXHm7PR/jFCUrAtwRY6ksZNgqfjYG yDcFXlzQ5oPr9P06G42HHQ71c+OHzA==" ], "NSEC": [ "*.gsu.edu. A NS SOA MX TXT RRSIG NSEC DNSKEY" ], "NSEC3": [], "SRV": [], "NAPTR": [], "TLSA": [], "SSHFP": [] }, "ipv4": [ "104.239.136.235" ], "ipv6": [] }, "mail": { "spf": "v=spf1 ip4:131.96.2.42 ip4:131.96.2.41 include:spfb.gsu.edu a:c.spf.service-now.com include:spf.protection.outlook.com include:_spf.qualtrics.com include:_spf.qp-mail.com -all", "dmarc": "v=DMARC1; p=reject; rua=mailto:dmarcrua@gsu.edu,mailto:8csvu4tq@ag.dmarcian.com; ruf=mailto:8csvu4tq@fr.dmarcian.com,mailto:dmarcruf@gsu.edu", "dkim_selector": "selector1", "dkim_host": "selector1._domainkey.gsu.edu", "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyX0SIYMQGM1SFv4ttHEhBe6wAtEeVdpb9Qy4pZaaGQrV7PhpaJJCnmq5pwgA680Rh8RZH8iThAbJSWXwbZVOBK4TQ62rP7bRr0WI2eE7APnq+SboB0L/x8HlNsLNNu6FqnZn+zkmzEDfJi3d6E/EEJvfYscK9dpJGOB/4LkvTvcg1XtZdZ5UDgaBsY4bBZ7AwEVudn9YuwKJJHMPzXe6TOn6SXosFTFC4aMqhOMapjxqYxUKho3rc0RjddjnuivGtC5zsIhFfpISowW7qlvp/gbgUDDXaaUBWd9a17Ce0rKJurMHv9tNYy/yspR7MZw+91Z7W3fmH2GOy8xz4BlSgQIDAQAB;", "spf_analysis": { "valid": true, "lookups": 5, "final": "-all", "message": "Within the estimated limit" }, "dmarc_analysis": { "valid": true, "policy": "reject" }, "bimi": "", "mta_sts": "", "tls_rpt": "v=TLSRPTv1; rua=mailto:8csvu4tq@tls.us.dmarcian.com" }, "advanced": { "ptr": "", "propagation": { "consistent": true, "results": [ { "provider": "Google", "server": "8.8.8.8", "result": [ "104.239.136.235" ], "time_ms": 61.16 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "104.239.136.235" ], "time_ms": 68.79 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "104.239.136.235" ], "time_ms": 212.43 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "104.239.136.235" ], "time_ms": 58.3 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "104.239.136.235" ], "time_ms": 94.47 } ] } }, "ssl": { "available": true, "issuer": "Internet2", "subject": "gsu.edu", "valid_from": "2026-03-03T18:00:00-06:00", "valid_to": "2027-04-04T18:59:59-05:00", "days_remaining": 238, "san": [ "gsu.edu", "www.gsu.edu" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_256_GCM_SHA384" }, "http": { "url": "https://www.gsu.edu/", "status": "HTTP/2 200 ", "http_version": "3", "headers": { "date": "Sun, 09 Aug 2026 03:52:39 GMT", "server": "cloudflare", "location": "https://www.gsu.edu/", "content-type": "text/html; charset=UTF-8", "referrer-policy": "strict-origin-when-cross-origin", "cf-cache-status": "DYNAMIC", "link": "; rel=\"https://api.w.org/\"", "strict-transport-security": "max-age=2592000; includeSubDomains; preload", "x-content-type-options": "nosniff", "set-cookie": "__cf_bm=skBCVGORgxD325E9IklD7iBU6SPs_d6y897bnySt8sI-1786247558.3975708-1.0.1.1-r0IIZR25RsaPXQUaOeCE5DFIfY6TasyNzlSEtwZ2St.5UN5BgtxxqQFJ5Cj.zahtkFO_eOqFgM0RTqyjARbAUrVmSf9nBjJTSSDvFFywl9dcwjGYt8Fw1d_J_.4jVCAA; HttpOnly; SameSite=None; Secure; Path=/; Domain=gsu.edu; Expires=Sun, 09 Aug 2026 04:22:39 GMT", "expect-ct": "max-age=86400, enforce", "content-security-policy": "frame-ancestors 'self' https://*.ally.ac;", "x-xss-protection": "1; mode=block", "cf-ray": "a283cf27fbc153e5-STL" }, "security_checks": { "strict-transport-security": true, "content-security-policy": true, "x-content-type-options": true, "x-frame-options": false, "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://www.gsu.edu/", "title": "Georgia State University", "description": "With seven campuses throughout metro Atlanta, the university provides its world-class faculty and more than 51,000 students with unsurpassed connections to the opportunities available in one of the 21st century’s great global cities.", "success": true, "error": "", "status": 200 }, "network": { "104.239.136.235": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "gsu-edu.mail.protection.outlook.com", "ports": [ { "port": 25, "open": false, "time_ms": 26.8, "banner": "", "error": "Network is unreachable" }, { "port": 465, "open": false, "time_ms": 4053.5, "banner": "", "error": "Connection timed out" }, { "port": 587, "open": false, "time_ms": 4021.3, "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": 112.63 }