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 (53 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: | 82.10.201.219 |
| Reverse IP lookup: | cpc91626-hart11-2-0-cust474.11-3.cable.virginm.net. |
| Nameserver: | ns4.afraid.org. |
| Nameserver: | ns1.afraid.org. |
| Nameserver: | ns3.afraid.org. |
| Nameserver: | ns2.afraid.org. |
General Information
| Common Name: | shentaichiacademy.co.uk |
| SANs: | DNS:shentaichiacademy.co.ukDNS:www.shentaichiacademy.co.uk Total number of SANs: 2 |
| Signature Algorithm: | sha256WithRSAEncryption |
| Key Type: | ECDSA (secp256r1) |
| Key size: | 256 bits |
| Serial Number: | 3516c1f60bf158853e809c0a08c863988f9 |
| Not Before: | Mar 20, 2024 04:11:57 GMT |
| Not After: | Jun 18, 2024 04:11:56 GMT |
| Number of certs: | 2 |
| Revocation Status: | good |
| OCSP Stapling: | Not Supported |
| Server: | Apache/2.4.56 (Debian) |
| HSTS: | Not Supported |
| HPKP: | Not Supported |
Chain Information
Certificate # 1 - Common Name: shentaichiacademy.co.uk
Decode this certificate for verbose information → launch| Subject Common Name | shentaichiacademy.co.uk |
| Issuer Common Name | R3 |
| Issuer Organization | Let's Encrypt |
| Not Before: | Mar 20, 2024 04:11:57 GMT |
| Not After: | Jun 18, 2024 04:11:56 GMT |
| Signature Algorithm: | sha256WithRSAEncryption |
| Serial Number: | 3516c1f60bf158853e809c0a08c863988f9 |
| SHA1 Fingerprint: | A3:5A:79:4D:6A:24:97:62:F4:8F:B5:FD:AA:A3:80:B7:D4:76:77:B8 |
| MD5 Fingerprint: | 2E:2D:6A:A9:8C:35:AF:14:F1:26:BA:53:0F:BC:E2:1E |
Certificate # 2 - Common Name: R3
Decode this certificate for verbose information → launch| In 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 = shentaichiacademy.co.uk verify return:1 CONNECTED(00000003) OCSP response: no response sent --- Certificate chain 0 s:CN = shentaichiacademy.co.uk i:C = US, O = Let's Encrypt, CN = R3 -----BEGIN CERTIFICATE----- MIIETjCCAzagAwIBAgISA1FsH2C/FYhT6AnAoIyGOYj5MA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAzMjAwNDExNTdaFw0yNDA2MTgwNDExNTZaMCIxIDAeBgNVBAMT F3NoZW50YWljaGlhY2FkZW15LmNvLnVrMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcD QgAEt5BTSXa9M39kcp5+Jqk6B5iR2GFMJyt9YL29u7jioGXKy1b/pex12iR0A5l2 7KZaII/mse7RPmjeprk4v4Zkc6OCAjcwggIzMA4GA1UdDwEB/wQEAwIHgDAdBgNV HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E FgQUat14TKxW8YmoZ+RIMkM3b+WqPzUwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA 5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMu by5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8w PwYDVR0RBDgwNoIXc2hlbnRhaWNoaWFjYWRlbXkuY28udWuCG3d3dy5zaGVudGFp Y2hpYWNhZGVteS5jby51azATBgNVHSAEDDAKMAgGBmeBDAECATCCAQUGCisGAQQB 1nkCBAIEgfYEgfMA8QB3AKLiv9Ye3i8vB6DWTm03p9xlQ7DGtS6i2reK+Jpt9RfY AAABjlpF8mAAAAQDAEgwRgIhALCB95lGHKaKL0YJZaoiOD+XH9Ni5Ay1peY/dsTr 8v8DAiEA9QSr5WmbSP8zlthu+uBbh8/7Xe5SQ2qWUrvPWvyQJFkAdgB2/4g/Crb7 lVHCYcz1h7o0tKTNuyncaEIKn+ZnTFo6dAAAAY5aRfKfAAAEAwBHMEUCICvC/Wah G/EvD56nvTEHeWsD7dsQf2eqIO5jN3tYfjOFAiEAg8Z4s0DuDMp6/EpX+Ki/Wgpx 2x7chNzVK2aLMVOfPGUwDQYJKoZIhvcNAQELBQADggEBADd1CYn3dRkyzgyWrdDF CjX/42mtaR/y3BXjqUe7y9PXS8bwJ2WqEdyPIKgRtfWqoV2Km4Xh/+yT4RwUIm70 tnz44/t7+69WgeJ3EBqThZBLES5ReqZ6utrRqgBu7P8raUWbm5PD5aQjwTuTGvPw UVez92cI4IMFZI/9T89IswqRWHggg+ZwTxQbFhYVMsdEFV0qTm/QYDmZjrd4Yl/j omcK8KxvggfkBOzztQ3jugAXdEbAZxStIH8HDH/ShlCkTInnoPkzDANwQOUdX2tp jd77RNrFjv5oA5v3NR3y0l2QuzLmBSStErfMIrCU+c9nRR1e8OI4Cd+bnbWgAzxr QHM= -----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 = shentaichiacademy.co.uk issuer=C = US, O = Let's Encrypt, CN = R3 --- No client certificate CA names sent Peer signing digest: SHA256 Peer signature type: ECDSA Server Temp Key: X25519, 253 bits --- SSL handshake has read 2791 bytes and written 418 bytes Verification: OK --- New, TLSv1.3, Cipher is TLS_AES_256_GCM_SHA384 Server public key is 256 bit Secure Renegotiation IS NOT supported Compression: NONE Expansion: NONE No ALPN negotiated Early data was not sent Verify return code: 0 (ok) --- DONE