SSL Checker
Submit the Hostname and Port in the fields below. This checker supports SNI and STARTTLS.
Report
It's all good. We have not detected any issues.
Hostname: | done Matches Common Name or/and SAN |
Expired: | done No (89 days till expiration) |
Public Key: | done We were unable to find any issues in the public key of end-entity certificate |
Trusted: | done Yes, we were able to verify the certificate |
Self-Signed: | done No, the end-entity certificate is not self-signed |
Chain Issues: | done No, we were unable to detect any issues in the certificate chain sent by the server |
Weak signatures: | done No, certificates sent by the server were not signed utilizing a weak hash function |
OCSP Status: | done OCSP Responder returned "good" status for the end-entity certificate |
DNS Information
Resolves To: | 163.32.63.65 |
Reverse IP lookup: | www.fhhs.kh.edu.tw. |
Nameserver: | dns1.kh.edu.tw. |
Nameserver: | dwb.ks.edu.tw. |
Nameserver: | dns2.kh.edu.tw. |
Nameserver: | ns.ks.edu.tw. |
Nameserver: | dns.kh.edu.tw. |
Nameserver: | dns.fhhs.kh.edu.tw. |
General Information
Common Name: | www.fhhs.kh.edu.tw |
SANs: | DNS:www.fhhs.kh.edu.tw Total number of SANs: 1 |
Signature Algorithm: | sha256WithRSAEncryption |
Key Type: | RSA |
Key size: | 2048 bits |
Serial Number: | 30eab79462611b1a658a2a8f57bc49ccfb9 |
Not Before: | Apr 17, 2024 06:54:13 GMT |
Not After: | Jul 16, 2024 06:54:12 GMT |
Number of certs: | 2 |
Revocation Status: | good |
OCSP Stapling: | Not Supported |
Server: | Strict-Transport-Security max-age=15768000 |
HSTS: | Not Supported |
HPKP: | Not Supported |
Chain Information
Certificate # 1 - Common Name: www.fhhs.kh.edu.tw
Decode this certificate for verbose information → launchSubject Common Name | www.fhhs.kh.edu.tw |
Issuer Common Name | R3 |
Issuer Organization | Let's Encrypt |
Not Before: | Apr 17, 2024 06:54:13 GMT |
Not After: | Jul 16, 2024 06:54:12 GMT |
Signature Algorithm: | sha256WithRSAEncryption |
Serial Number: | 30eab79462611b1a658a2a8f57bc49ccfb9 |
SHA1 Fingerprint: | 70:9B:4E:6E:94:CF:CB:A9:19:E9:5D:8D:ED:AB:28:0C:14:B2:4A:7A |
MD5 Fingerprint: | B4:42:8A:6E:F5:8B:9A:0E:47:D8:10:73:CE:A7:33:B8 |
Certificate # 2 - Common Name: R3
Decode this certificate for verbose information → launchIn place? | Yes, this certificate directly certifies the preceding one |
Subject Common Name | R3 |
Subject Organization | Let's Encrypt |
Issuer Common Name | ISRG Root X1 |
Issuer Organization | Internet Security Research Group |
Not Before: | Sep 04, 2020 00:00:00 GMT |
Not After: | Sep 15, 2025 16:00:00 GMT |
Signature Algorithm: | sha256WithRSAEncryption |
Serial Number: | 912b084acf0c18a753f6d62e25a75f5a |
SHA1 Fingerprint: | A0:53:37:5B:FE:84:E8:B7:48:78:2C:7C:EE:15:82:7A:6A:F5:A4:05 |
MD5 Fingerprint: | E8:29:E6:5D:7C:43:07:D6:FB:C1:3C:17:9E:03:7A:36 |
OpenSSL Handshake
depth=2 C = US, O = Internet Security Research Group, CN = ISRG Root X1 verify return:1 depth=1 C = US, O = Let's Encrypt, CN = R3 verify return:1 depth=0 CN = www.fhhs.kh.edu.tw verify return:1 CONNECTED(00000003) OCSP response: no response sent --- Certificate chain 0 s:CN = www.fhhs.kh.edu.tw i:C = US, O = Let's Encrypt, CN = R3 -----BEGIN CERTIFICATE----- MIIE7zCCA9egAwIBAgISAw6reUYmEbGmWKKo9XvEnM+5MA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDA0MTcwNjU0MTNaFw0yNDA3MTYwNjU0MTJaMB0xGzAZBgNVBAMT End3dy5maGhzLmtoLmVkdS50dzCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC ggEBALs7E2pUEM6EZjfNkrKwO4K72LRTC+fYP4L4+R7ut3RPLvh54WoA7uyrNP7D Y+sfXpX4u4GQVygJ7Ni4JEMrmxcZWEOcYmiO0WGtjNSsdsvMT7N/6IUY2HLTTdns OaomqFzUc/SPmURh3OVbAHE9Tlv8yrzSzWbMZRQ0xjZpV7HWJ3lpGV+2U2FSxGGD jVpqYY4eU4XoxZhS0ZZHS8q6pSq6lDklnlsSNzmspuDNEgnSLK3PcNFTuDpWi+FB gfoprC2TvXmEQJCbqYNlmxnYyKRtx11OgaVvye9EpONFOt1ZljfjPEG2XEVpOIuF SYTTz7utxHvlbGFYzbN6XwdcQ3MCAwEAAaOCAhIwggIOMA4GA1UdDwEB/wQEAwIF oDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAd BgNVHQ4EFgQUTn2ffD70YiQU732i5b9z0w7jdFUwHwYDVR0jBBgwFoAUFC6zF7dY VsuuUAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRw Oi8vcjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNy Lm9yZy8wHQYDVR0RBBYwFIISd3d3LmZoaHMua2guZWR1LnR3MBMGA1UdIAQMMAow CAYGZ4EMAQIBMIIBAgYKKwYBBAHWeQIEAgSB8wSB8ADuAHUAO1N3dT4tuYBOizBb Bv5AO2fYT8P0x70ADS1yb+H61BcAAAGO6wyTogAABAMARjBEAiARafKzHh/HqaLA 24k/4tvpMKnAvJ319yk3f7j2Zs4Q7wIgESkL9+zTu+pB5+qwySd8TxCaqj9B/n7n 7t7xc5umE3YAdQDuzdBk1dsazsVct520zROiModGfLzs3sNRSFlGcR+1mwAAAY7r DJOVAAAEAwBGMEQCICeMwRhE8CiYzxHS8aL3v19oX4F1VOF5BeCwd61T5G9QAiAc Q7ssGCL/7QEp9ZdkN5ZzPTOMmkbXxhcQSKx3kKRFtDANBgkqhkiG9w0BAQsFAAOC AQEAYG/82sxD0CDYDNToJ0/ojOkvwsH2x4gjiWFRzOrd9PG6IFYkrszKM9KV951x 0Ym7DMVy2FHBvyvfO8C6lvqkEMdcNo02mrAraMMg5CIpkH7EdN7e49nSoBtUSkgQ /ekbE0MW/ZwDaUQBt1MlIWVeAnPwSAPpDRnNGTsVm6klMsI0VUrh3a6UggXqXnkP FeV0bvqeIWLggJtCx0duTC0B4CqmR4FDcEhTYfxiMBKP1au2iqs8mMU4NvnNXy+A 86XH+p4zVwkIE3cAcmoviTLsXaJrJ2fSjgj7Vp69o3i7kzEGdy+3tDFq9hQ39bsh lCmDuKKHYPXXr8Xuv8hQ8KkuJg== -----END CERTIFICATE----- 1 s:C = US, O = Let's Encrypt, CN = R3 i:C = US, O = Internet Security Research Group, CN = ISRG Root X1 -----BEGIN CERTIFICATE----- MIIFFjCCAv6gAwIBAgIRAJErCErPDBinU/bWLiWnX1owDQYJKoZIhvcNAQELBQAw TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh cmNoIEdyb3VwMRUwEwYDVQQDEwxJU1JHIFJvb3QgWDEwHhcNMjAwOTA0MDAwMDAw WhcNMjUwOTE1MTYwMDAwWjAyMQswCQYDVQQGEwJVUzEWMBQGA1UEChMNTGV0J3Mg RW5jcnlwdDELMAkGA1UEAxMCUjMwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEK AoIBAQC7AhUozPaglNMPEuyNVZLD+ILxmaZ6QoinXSaqtSu5xUyxr45r+XXIo9cP R5QUVTVXjJ6oojkZ9YI8QqlObvU7wy7bjcCwXPNZOOftz2nwWgsbvsCUJCWH+jdx sxPnHKzhm+/b5DtFUkWWqcFTzjTIUu61ru2P3mBw4qVUq7ZtDpelQDRrK9O8Zutm NHz6a4uPVymZ+DAXXbpyb/uBxa3Shlg9F8fnCbvxK/eG3MHacV3URuPMrSXBiLxg Z3Vms/EY96Jc5lP/Ooi2R6X/ExjqmAl3P51T+c8B5fWmcBcUr2Ok/5mzk53cU6cG /kiFHaFpriV1uxPMUgP17VGhi9sVAgMBAAGjggEIMIIBBDAOBgNVHQ8BAf8EBAMC AYYwHQYDVR0lBBYwFAYIKwYBBQUHAwIGCCsGAQUFBwMBMBIGA1UdEwEB/wQIMAYB Af8CAQAwHQYDVR0OBBYEFBQusxe3WFbLrlAJQOYfr52LFMLGMB8GA1UdIwQYMBaA FHm0WeZ7tuXkAXOACIjIGlj26ZtuMDIGCCsGAQUFBwEBBCYwJDAiBggrBgEFBQcw AoYWaHR0cDovL3gxLmkubGVuY3Iub3JnLzAnBgNVHR8EIDAeMBygGqAYhhZodHRw Oi8veDEuYy5sZW5jci5vcmcvMCIGA1UdIAQbMBkwCAYGZ4EMAQIBMA0GCysGAQQB gt8TAQEBMA0GCSqGSIb3DQEBCwUAA4ICAQCFyk5HPqP3hUSFvNVneLKYY611TR6W PTNlclQtgaDqw+34IL9fzLdwALduO/ZelN7kIJ+m74uyA+eitRY8kc607TkC53wl ikfmZW4/RvTZ8M6UK+5UzhK8jCdLuMGYL6KvzXGRSgi3yLgjewQtCPkIVz6D2QQz CkcheAmCJ8MqyJu5zlzyZMjAvnnAT45tRAxekrsu94sQ4egdRCnbWSDtY7kh+BIm lJNXoB1lBMEKIq4QDUOXoRgffuDghje1WrG9ML+Hbisq/yFOGwXD9RiX8F6sw6W4 avAuvDszue5L3sz85K+EC4Y/wFVDNvZo4TYXao6Z0f+lQKc0t8DQYzk1OXVu8rp2 yJMC6alLbBfODALZvYH7n7do1AZls4I9d1P4jnkDrQoxB3UqQ9hVl3LEKQ73xF1O yK5GhDDX8oVfGKF5u+decIsH4YaTw7mP3GFxJSqv3+0lUFJoi5Lc5da149p90Ids hCExroL1+7mryIkXPeFM5TgO9r0rvZaBFOvV2z0gp35Z0+L4WPlbuEjN/lxPFin+ HlUjr8gRsI3qfJOQFy/9rKIJR0Y/8Omwt/8oTWgy1mdeHmmjk7j1nYsvC9JSQ6Zv MldlTTKB3zhThV1+XWYp6rjd5JW1zbVWEkLNxE7GJThEUG3szgBVGP7pSWTUTsqX nLRbwHOoq7hHwg== -----END CERTIFICATE----- --- Server certificate subject=CN = www.fhhs.kh.edu.tw issuer=C = US, O = Let's Encrypt, CN = R3 --- No client certificate CA names sent Peer signing digest: SHA256 Peer signature type: RSA Server Temp Key: ECDH, P-256, 256 bits --- SSL handshake has read 3064 bytes and written 455 bytes Verification: OK --- New, TLSv1.2, Cipher is ECDHE-RSA-AES256-GCM-SHA384 Server public key is 2048 bit Secure Renegotiation IS supported Compression: NONE Expansion: NONE No ALPN negotiated SSL-Session: Protocol : TLSv1.2 Cipher : ECDHE-RSA-AES256-GCM-SHA384 Session-ID: 66208F27DE4A2D45ECCB38BC916ABC17619860B1C53CDCE493D914CBB564206D Session-ID-ctx: Master-Key: 9753E1BB3D71A05A13FDE7E72E4803F73676356714FC2406A4DE3A7929D00522F76272CEE2153BD110041E7E91DE5321 PSK identity: None PSK identity hint: None SRP username: None Start Time: 1713408824 Timeout : 7200 (sec) Verify return code: 0 (ok) Extended master secret: yes --- DONE