{ "ok": true, "domain": "immd.gov.hk", "generated_at": "2026-08-12T00:22:31-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 85, "label": "Good", "categories": { "dns": 95, "mail": 70, "security": 81, "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": "1 IPv6 address(es) detected." }, { "category": "dns", "title": "Name server redundancy", "max_points": 20, "earned_points": 20, "lost_points": 0, "detail": "3 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": "4 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": 0, "lost_points": 20, "detail": "No tested DKIM selector responded." }, { "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": "91 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": 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": "1 IPv6 address(es) detected.", "category": "dns", "max_points": 10, "earned_points": 10, "lost_points": 0 }, { "level": "ok", "title": "Name server redundancy", "detail": "3 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": "4 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": "error", "title": "DKIM", "detail": "No tested DKIM selector responded.", "category": "mail", "max_points": 20, "earned_points": 0, "lost_points": 20 }, { "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": "91 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": "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": [ "43.154.94.77", "159.138.142.117" ], "AAAA": [ "2402:4e00:40:40::2:407" ], "CNAME": [], "MX": [ "10 dmeas14.imail.scig.gov.hk.", "10 pmeas14.imail.scig.gov.hk.", "10 pmeas13.imail.scig.gov.hk.", "10 dmeas13.imail.scig.gov.hk." ], "TXT": [ "\"v=spf1 include:spf-1.im.cis.gov.hk include:spf-1.egis.gov.hk include:sentry-eds.com ~all\"", "\"spf2.0/pra include:spf-2.im.cis.gov.hk include:spf-2.egis.gov.hk include:sentry-eds.com ~all\"" ], "NS": [ "ns01.scig.gov.hk.", "ns03.scig.gov.hk.", "ns02.scig.gov.hk." ], "SOA": [ "ns01.scig.gov.hk. hostmaster.cis.gov.hk. 2026081002 1200 120 15552000 3600" ], "CAA": [], "DS": [ "37930 8 2 72F0D8A6E1F57EB3A3A9B5F71D19397A9F832BB1DEC9C11206784942 1DC2DCB2", "9206 8 2 BFA32F1969141951610273CF1AF565B3DA50188CCAFB094E3BDBBFB4 A400D68A" ], "DNSKEY": [ "256 3 8 AwEAAc4J2kHGDxxEyWxrOct0tghIlf/0bzuxTuHuxXuuzlrpuab18vRY RszZvbjXgdf4TeRTTyzSfnb4FwdnTc8P/qqWot06Yp5RKLcE3vsHAkAN tIAV63HvFBNIprg295Z3EQ2OgX1AYdtUONeVRGV6CBDqHyt7FEMYg98I t4OFausHBkIDOBGXJvCks3INxCdqF3+ZikSeNsm/x3pFDOGHAivNgqCQ 5B2UlFYDhyhq/QbQG6g32yBI+AhWvNGX/08P0/gZF948ctYULwl/x5xq rrPnm1epEVTuoxTlXN4bidioppiV54xKQ39bJmt74d1thHZ0S83dhYOD WvXsr1GWsEc=", "257 3 8 AwEAAcHj+Z9ku9O3VFHZPxKT4iD3Jf99H8x+hrO14pFElPyhUKFLvLwg fs55Av1pwnUaY4ebpyX8h2JTunL1gsu8ZCZPfZMwfsjEopzxoYiHaFjK /RHglq8e/brV1+fa7GlEfvNbF9R7rh1THVOpMBbnA/97NI5SdEDYTwVV zuNCmJkroDbRM6P9bT25BTe3TdKd4AJLdMLCN6EuDMuIb2GegYal1GQA lcpifrz9N9p0CbaSUgo4YFJqf81l1m/lB77S3xgAExRNlgbguKNHrJtp udcOfiS1/liSbr5YaVbGyi4hLPE8l+Ccy/4ZtrlBxNHwEF83unw1WoZH V9au3+QwxDs=" ], "RRSIG": [ "DNSKEY 8 3 3600 20260909023756 20260810013756 9206 immd.gov.hk. KtZtGTrMX5rFTV8BanUg9bIrkrTNtCe+ca6tIZkBZFnLn/5abiAtyGL3 JfG346S1NP9e5e1nNdFqsdx7DS2t65Sq6iBrZqGuI2i8F1mbEz7e2Mcp HlgdOGa0m6AmPrxYP/UMTf4+KHuAjbSc/dYmgan19d8M+MTA19JZ53PX jiVnxLM9S8cK4A9J06MjOocAqOIfziNYEgBGkbrkwNP/5/LSnsX2uILm GKaSKWx6b5ONUWiQNPeUJQfWZIDHjoFEa9QNc8Yp3/QJxcfHcOJ2C7+h nfCOteXMs2YVwm4zsCDsEGvz6BY2TZTP9zZ28W1s79PmmXBlrURCbSUg JqGmZQ==", "DNSKEY 8 3 3600 20260909023756 20260810013756 10701 immd.gov.hk. yodhRuwfeN4Ch85j5bRjg6YVXYlsNPzF2vkpZnnwl0F6WH0j56DXDLfG rkXBrQSs12blHi1eCOTU6ZqabEl+ydOKIzwEB1hwOvVy6cDgFHgSi25R A11p+nm3yVY0AiaT+XBxXoo4eofrz05FYx77KaYph2XJwkjzUL9Nv+82 XSCcEfNKvmVu9WQqorpHwOp0VDruNsiPrcnw/uh/GOWTzAXeUms10zsh txJQ44pAkP0DkYLEcyh5bxk5B+U5uVa6Cg3r8PO8Lf3ueb5eGDAA5fqQ BQmjILVswe76oGof5lA/44PvjrDfAYwVtLzEvArLHnZ7qvf4OpD+zwN4 FvcgxQ==", "AAAA 8 3 300 20260909023756 20260810013756 10701 immd.gov.hk. EmsdElLHiR3bxeclvRbJMbxi94Q0ynmyfwVhpQ3uAcggPIYNIZj6/UiJ OLjYoOGdqJhxk+lz5llJG3xj/ucPR3er6fcndRNijjp9Zww2tbxBGK81 ikg84qRsdtwTUtyfa+CjggtCtyIInCZOmpHk1k3DktzuBH2jJNiHg4j/ tq8a/SONYilXuQidBiJM7ModS92YHHR/uCZCqr4tMGJ6uW+XM/JLLU/1 kRPn8RLITnOZqKA1iSf4buhb3lslWOwDduk5iTjtvbtK/Dr/kjrTSTMD U/vDbq/3hcHE7/nxUMyIw9pAlTbvB7jE0VsNKOM7C1l62haaEjjsOV3f fEenAg==", "NS 8 3 300 20260909041537 20260810031537 10701 immd.gov.hk. BJ9A3x/6IzBQr3hnniHLeoNzSD7I5W6i9dEcNjnirz2P0wBKBu6UrlP3 ixru/+NMxpvm/t4FsEJW5HEBXQ6L2DLshJTbxfUUNMScbxG475qQuPc7 3+pOG64vWmhquxc56Bn7Gnhe7NkdZchynbeOtZvppjGmMb9nDZEJ9R2N +NLI8vaRtmhQHyvWrQEqUcHnM04nXN5Ha+frwUnaeSn8q9Bh2OACbIc8 ONTHZ1bl6AbMlyUTwK1dUn+Q7PSgjTg3KeAjAp9gphOqzXgcgnynFTI1 7MYvmTAsXrkyDT/EKniTAsVKwT/RuTyTZH2FavU1Cg+zt5zptXmO7ZW0 u+5iCg==", "A 8 3 300 20260909023756 20260810013756 10701 immd.gov.hk. gXQZ1TmA4g7UP4EibxmmvdmNpTaPp3ZYDNEsk0KsF0uN+WGMbh3rEFhV f6DUJ49qhHbOYRaa2dEYW95LfOmvHezSEMeHFA3aD86joV9MqW5R1Woo yzfZf2lJo1lWHOb+JEfyrMTXPZz1Up83uZHUR7N4mRJ+xGvPgoz94BOT itPTkjBqUUX8McjGtSs8k1dZ/84DydkMr9tKLCpxnMx42Boi1OXVe29u JfnC3LiSuYCtPiI3ONrFHeXHFiMVCff2fKtnTFcfdsZkY3hBiGGtIPZf A2gpPugPZeBrGXxpYM/r9s1uydeFnrzKrCtCwbD23NhD30xR1NvAx51Z c4ly4g==", "DS 8 3 28800 20260910203129 20260811193129 20529 gov.hk. yDT4NzkW60fzbQ/M7wLdqPNBC1imNmSLPV68fMPqKwn63uk4biSDQvgH 3vRYSiwsd11dYyVf9CFm1AATbAGmyjeJDB3Nkh4tsIXLrnAe9p2nyxAm nV0JhV58ycApGHeafxudvRTY3Q8CL3hcuFz53HaQFmO5nKM+arPo4CKI S08=" ], "NSEC": [], "NSEC3": [], "SRV": [], "NAPTR": [], "TLSA": [], "SSHFP": [] }, "ipv4": [ "43.154.94.77", "159.138.142.117" ], "ipv6": [ "2402:4e00:40:40::2:407" ] }, "mail": { "spf": "v=spf1 include:spf-1.im.cis.gov.hk include:spf-1.egis.gov.hk include:sentry-eds.com ~all", "dmarc": "v=DMARC1; p=quarantine; rua=mailto:dmarc-report@immd.gov.hk", "dkim_selector": "x", "dkim_host": "", "dkim": "", "spf_analysis": { "valid": true, "lookups": 3, "final": "~all", "message": "Within the estimated limit" }, "dmarc_analysis": { "valid": true, "policy": "quarantine" }, "bimi": "", "mta_sts": "", "tls_rpt": "" }, "advanced": { "ptr": "", "propagation": { "consistent": true, "results": [ { "provider": "Google", "server": "8.8.8.8", "result": [ "159.138.142.117", "43.154.94.77" ], "time_ms": 67.91 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "159.138.142.117", "43.154.94.77" ], "time_ms": 29.45 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "159.138.142.117", "43.154.94.77" ], "time_ms": 169.86 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "159.138.142.117", "43.154.94.77" ], "time_ms": 314.5 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "159.138.142.117", "43.154.94.77" ], "time_ms": 51.33 } ] } }, "ssl": { "available": true, "issuer": "Hongkong Post", "subject": "www.gov.hk", "valid_from": "2025-11-11T21:58:21-06:00", "valid_to": "2026-11-11T21:58:21-06:00", "days_remaining": 91, "san": [ "www.gov.hk", "www.immd.gov.hk", "immd.gov.hk", "www.hkmapmeta.gov.hk", "hkmapmeta.gov.hk", "www.hkfsd.gov.hk", "hkfsd.gov.hk", "www.dh.gov.hk", "dh.gov.hk", "www.lad.gov.hk", "lad.gov.hk", "www.oso.gov.hk", "oso.gov.hk", "www.doj.gov.hk", "doj.gov.hk", "www.doj.hk", "doj.hk", "www.secretary-for-justice.gov.hk", "secretary-for-justice.gov.hk", "www.secretary-for-justice.hk", "secretary-for-justice.hk", "www.mediatefirst.doj.gov.hk", "mediatefirst.doj.gov.hk", "www.aca.gov.hk", "aca.gov.hk", "www.aids.gov.hk", "aids.gov.hk", "www.rrc.gov.hk", "rrc.gov.hk", "www.pcdirectory.gov.hk", "pcdirectory.gov.hk", "www.inclusiveemployment.hk" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_128_GCM_SHA256" }, "http": { "url": "https://www.immd.gov.hk/", "status": "HTTP/2 200 ", "http_version": "3", "headers": { "date": "Wed, 12 Aug 2026 05:22:29 GMT", "content-type": "text/html", "connection": "keep-alive", "set-cookie": "acw_tc=0a09cbbc17865121495535605e5d2362541a358711d9acf9da5ae8f521bb28;path=/;Secure;HttpOnly;Max-Age=1800", "x-frame-options": "DENY", "x-content-type-options": "nosniff", "strict-transport-security": "max-age=63072000; includeSubDomains; preload", "location": "https://www.immd.gov.hk/", "cache-control": "s-maxage=300", "expires": "Wed, 15 Jul 2026 01:57:54 GMT", "last-modified": "Tue, 09 Apr 2024 00:29:08 GMT", "server": "Apache", "x-xss-protection": "1; mode=block", "content-security-policy": "default-src 'self' *.immd.gov.hk; font-src 'self' *.immd.gov.hk https://fonts.gstatic.com data:; img-src 'self' *.immd.gov.hk https://i.ytimg.com https://www.youtube.com https://www.youtube-nocookie.com www.adobe.com data: blob:; script-src 'self' *.immd.gov.hk https://www.youtube.com https://www.youtube-nocookie.com 'unsafe-inline' 'unsafe-eval'; style-src 'self' *.immd.gov.hk https://www.youtube.com https://www.youtube-nocookie.com https://fonts.googleapis.com 'unsafe-inline' 'unsafe-eval'; frame-src 'self' *.immd.gov.hk https://www.youtube.com https://www.youtube-nocookie.com data: blob:; frame-ancestors 'self' *.immd.gov.hk https://www.youtube.com https://www.youtube-nocookie.com; worker-src blob:;", "vary": "Accept-Encoding,User-Agent", "content-length": "78", "accept-ranges": "bytes", "eo-log-uuid": "11366489923779366621", "eo-cache-status": "HIT" }, "security_checks": { "strict-transport-security": true, "content-security-policy": true, "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": "Apache", "powered_by": "" }, "webpage": { "url": "https://www.immd.gov.hk/", "title": "", "description": "", "success": true, "error": "", "status": 206 }, "network": { "43.154.94.77": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" }, "159.138.142.117": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "dmeas14.imail.scig.gov.hk", "ports": [ { "port": 25, "open": false, "time_ms": 31.9, "banner": "", "error": "Network is unreachable" }, { "port": 465, "open": false, "time_ms": 239.5, "banner": "", "error": "Network is unreachable" }, { "port": 587, "open": false, "time_ms": 208.3, "banner": "", "error": "Network is unreachable" } ] }, "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": 84.56 }