{ "ok": true, "domain": "wonderhowto.com", "generated_at": "2026-08-09T07:14:31-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 85, "label": "Good", "categories": { "dns": 85, "mail": 90, "security": 77, "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": "7 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": "46 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": 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": "7 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": "46 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": "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": [ "172.67.162.121", "104.21.49.118" ], "AAAA": [ "2606:4700:3034::6815:3176", "2606:4700:3033::ac43:a279" ], "CNAME": [], "MX": [ "30 aspmx3.googlemail.com.", "30 aspmx4.googlemail.com.", "10 aspmx.l.google.com.", "30 aspmx2.googlemail.com.", "20 alt2.aspmx.l.google.com.", "20 alt1.aspmx.l.google.com.", "30 aspmx5.googlemail.com." ], "TXT": [ "\"google-site-verification=ufUNmvylgn-mjsTOcOFjwIp-Nlb3NV5IIr-2wX3VooM\"", "\"google-site-verification=QCR6A6jn9eQ5QbJ7UZFsyZvlikURupdePrpLsdza5ho\"", "\"v=spf1 a ip4:8.26.64.82/32 include:_spf.google.com ~all\"", "\"google-site-verification=1Jg-ybJrgjIHuxwGYhdcxopvlWBB6AmqByENvfWDSYQ\"", "\"google-site-verification=ltcw0LcyxVHU4PSZMIgrmKAhlGN9ZB-MvyGAv4p4JVw\"", "\"google-site-verification=slj3PzehHu2p5acpZg87hVaodcFva-UiFN5mvB0tFsg\"", "\"google-site-verification=W3v50gf03UEm8Xfd5NWU9RZHULm8pzlk769a3a1nnVY\"" ], "NS": [ "adaline.ns.cloudflare.com.", "aldo.ns.cloudflare.com." ], "SOA": [ "adaline.ns.cloudflare.com. dns.cloudflare.com. 2409215633 10000 2400 604800 1800" ], "CAA": [ "0 issue \"digicert.com; cansignhttpexchanges=yes\"", "0 issuewild \"ssl.com\"", "0 issuewild \"amazon.com\"", "0 issue \"amazon.com\"", "0 issuewild \"comodo.com\"", "0 issuewild \"digicert.com; cansignhttpexchanges=yes\"", "0 issue \"letsencrypt.org\"", "0 issue \"pki.goog; cansignhttpexchanges=yes\"", "0 issue \"ssl.com\"", "0 issue \"comodo.com\"", "0 iodef \"mailto:hostmaster@wonderhowto.com\"", "0 issuewild \"pki.goog; cansignhttpexchanges=yes\"", "0 issuewild \"comodoca.com\"", "0 issuewild \"letsencrypt.org\"", "0 issue \"comodoca.com\"" ], "DS": [], "DNSKEY": [], "RRSIG": [], "NSEC": [], "NSEC3": [], "SRV": [], "NAPTR": [], "TLSA": [], "SSHFP": [] }, "ipv4": [ "172.67.162.121", "104.21.49.118" ], "ipv6": [ "2606:4700:3034::6815:3176", "2606:4700:3033::ac43:a279" ] }, "mail": { "spf": "v=spf1 a ip4:8.26.64.82/32 include:_spf.google.com ~all", "dmarc": "v=DMARC1; p=none; rua=mailto:d7270923409d49b880b6da3c6e38152c@dmarc-reports.cloudflare.net,mailto:contact+dmarc@wonderhowto.com,mailto:dmarc@technologyadvice.com; ruf=mailto:contact+dmarcreports@wonderhowto.com,mailto:dmarc@technologyadvice.com; fo=1", "dkim_selector": "google", "dkim_host": "google._domainkey.wonderhowto.com", "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2lkjaU4riCOweexxEtCBLVQYY9NCRhxn8ZMJmAHLR+mlO2j0AMskOT7D+nBadDkKnf5fff79cE4Nc7CQTPnKbwMwzKDg5S8OScSQwYts90iAdgFA5BiFhhxeqVnEtuTrq4bkTKEXUSDAUeHaN117EPzyCOlv8nSKRPk0ZxslIV3GSW0OQ4oGkG+x6P1deDUfqhJSntdRIoXSaFiLC1Y9HxWAmUGGuYwoOtth6vY3TtJx+PrOS6lL/r+R4xxsgnQWHkTytg6Iqv5oxC5vO6iyjx99ROCsccY5RK1JiccAlyJRulW+Kblt34owX9Ie0lTm6zuU2phsxXYfice93v1ZgQIDAQAB", "spf_analysis": { "valid": true, "lookups": 2, "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": [ "104.21.49.118", "172.67.162.121" ], "time_ms": 89.17 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "104.21.49.118", "172.67.162.121" ], "time_ms": 35.94 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "104.21.49.118", "172.67.162.121" ], "time_ms": 29.92 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "104.21.49.118", "172.67.162.121" ], "time_ms": 58.39 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "104.21.49.118", "172.67.162.121" ], "time_ms": 79.46 } ] } }, "ssl": { "available": true, "issuer": "Google Trust Services", "subject": "wonderhowto.com", "valid_from": "2026-06-26T23:07:29-05:00", "valid_to": "2026-09-25T00:07:26-05:00", "days_remaining": 46, "san": [ "wonderhowto.com", "*.wonderhowto.com" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_256_GCM_SHA384" }, "http": { "url": "https://www.wonderhowto.com/", "status": "HTTP/2 200 ", "http_version": "3", "headers": { "date": "Sun, 09 Aug 2026 12:14:22 GMT", "content-type": "text/html; charset=utf-8", "location": "https://www.wonderhowto.com/", "strict-transport-security": "max-age=300; includeSubDomains; preload", "report-to": "{\"group\":\"cf-nel\",\"max_age\":604800,\"endpoints\":[{\"url\":\"https://a.nel.cloudflare.com/report/v4?s=ACKlmm9a51fgOaP9FNGXH7E7FL9%2FG8aIv3qgRLpeceMidj87TcIr4MkwpD3j6Uq379S8ViMIgXOA%2B8PdFVAJ1dSa8pYCjpXxHWh2gvwEGXm8BIZmqG3SwVJdPADmcNxuhsPgC4jj1%2FD1nXKdES77S0Ns8ld7\"}]}", "nel": "{\"report_to\":\"cf-nel\",\"success_fraction\":0.0,\"max_age\":604800}", "server": "cloudflare", "cf-ray": "a286ae1f6baeff5c-ORD", "access-control-allow-origin": "*", "cache-control": "public, max-age=0, must-revalidate", "link": "; rel=\"preload\"; as=style, ; rel=\"preload\"; as=script, ; rel=\"preload\"; as=script, ; rel=\"preload\"; as=script, ; rel=\"preload\"; as=script, ; rel=preload; as=style, ; rel=preload; as=script, ; rel=preload; as=script, ; rel=preconnect, ; rel=preload; as=script, ; rel=preload; as=script, ; rel=preconnect, ; rel=preconnect, ; rel=preconnect", "referrer-policy": "strict-origin-when-cross-origin", "x-content-type-options": "nosniff", "x-proxy-cache": "BYPASS", "alt-svc": "h3=\":443\"; ma=86400" }, "security_checks": { "strict-transport-security": true, "content-security-policy": false, "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.wonderhowto.com/", "title": "Wonder How To ยป Fresh Hacks For a Changing World", "description": "Wonder How To is your guide to free how to videos on the Web. Search, Browse and Discover the best how to videos across the web using the largest how to video index on the web. Watch the best online video instructions, tutorials, & How-Tos for free. Have your own how to videos? Submit them to share with the world.", "success": true, "error": "", "status": 200 }, "network": { "172.67.162.121": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" }, "104.21.49.118": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "aspmx3.googlemail.com", "ports": [ { "port": 25, "open": false, "time_ms": 1.1, "banner": "", "error": "Network is unreachable" }, { "port": 465, "open": false, "time_ms": 4021.1, "banner": "", "error": "Connection timed out" }, { "port": 587, "open": false, "time_ms": 4021.2, "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": 101.5 }