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 (72 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: | 185.229.21.57 |
Reverse IP lookup: | greatstartbusiness.vm.netnerd.com. |
Nameserver: | ns2.mainnameserver.com. |
Nameserver: | ns.mainnameserver.com. |
General Information
Common Name: | energycentric.co.uk |
SANs: | DNS:energycentric.co.ukDNS:www.energycentric.co.uk Total number of SANs: 2 |
Signature Algorithm: | sha256WithRSAEncryption |
Key Type: | RSA |
Key size: | 2048 bits |
Serial Number: | 378a8b3b0fef48ff63a9eb30c67bef92ae5 |
Not Before: | Jan 26, 2025 16:56:49 GMT |
Not After: | Apr 26, 2025 16:56:48 GMT |
Number of certs: | 2 |
Revocation Status: | good |
OCSP Stapling: | Supported |
Server: | Apache |
HSTS: | Not Supported |
HPKP: | Not Supported |
Chain Information
Certificate # 1 - Common Name: energycentric.co.uk
Decode this certificate for verbose information → launchSubject Common Name | energycentric.co.uk |
Issuer Common Name | R11 |
Issuer Organization | Let's Encrypt |
Not Before: | Jan 26, 2025 16:56:49 GMT |
Not After: | Apr 26, 2025 16:56:48 GMT |
Signature Algorithm: | sha256WithRSAEncryption |
Serial Number: | 378a8b3b0fef48ff63a9eb30c67bef92ae5 |
SHA1 Fingerprint: | 39:81:DB:C7:94:1F:16:AD:6C:B6:64:7B:5D:B8:32:B3:AC:E7:18:C0 |
MD5 Fingerprint: | A4:29:5E:91:A0:A5:57:3C:5E:EF:70:CE:EB:0A:65:84 |
Certificate # 2 - Common Name: R11
Decode this certificate for verbose information → launchIn place? | Yes, this certificate directly certifies the preceding one |
Subject Common Name | R11 |
Subject Organization | Let's Encrypt |
Issuer Common Name | ISRG Root X1 |
Issuer Organization | Internet Security Research Group |
Not Before: | Mar 13, 2024 00:00:00 GMT |
Not After: | Mar 12, 2027 23:59:59 GMT |
Signature Algorithm: | sha256WithRSAEncryption |
Serial Number: | 8a7d3e13d62f30ef2386bd29076b34f8 |
SHA1 Fingerprint: | 69:6D:B3:AF:0D:FF:C1:7E:65:C6:A2:0D:92:5C:5A:7B:D2:4D:EC:7E |
MD5 Fingerprint: | 2F:AC:04:55:31:47:F4:6A:49:DF:9B:4E:BE:A6:DF:43 |
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 = R11 verify return:1 depth=0 CN = energycentric.co.uk verify return:1 CONNECTED(00000003) OCSP response: ====================================== OCSP Response Data: OCSP Response Status: successful (0x0) Response Type: Basic OCSP Response Version: 1 (0x0) Responder Id: C = US, O = Let's Encrypt, CN = R11 Produced At: Feb 12 19:57:00 2025 GMT Responses: Certificate ID: Hash Algorithm: sha1 Issuer Name Hash: 1A52B9B459E4C33398217E866D4BBD8A3BD667CE Issuer Key Hash: 08B9113BA5D08518B4EA0FA0AD9F861E8EFC3827 Serial Number: 0378A8B3B0FEF48FF63A9EB30C67BEF92AE5 Cert Status: good This Update: Feb 12 19:57:00 2025 GMT Next Update: Feb 19 19:56:58 2025 GMT Signature Algorithm: sha256WithRSAEncryption 47:7c:2d:21:a2:06:b9:70:98:65:08:e6:50:f6:bb:7b:0c:f4: 8b:e1:e1:01:36:23:0d:b2:03:55:a9:7a:5d:cd:0e:3d:f9:eb: 8c:0b:dd:8b:55:e0:d2:54:da:31:a4:af:32:79:6d:5a:bc:e0: 02:93:e0:f8:82:75:3f:6b:ae:e5:fd:d6:f7:ba:82:4f:a5:6c: ce:2b:3e:30:c5:1a:f8:41:b2:80:4e:af:49:b1:b4:33:9e:0a: f9:17:59:3e:45:9a:3f:8c:06:4e:18:d4:15:87:ba:f3:00:63: f5:56:01:8b:9c:48:b0:97:62:a6:7e:d7:a5:dd:1b:a4:c4:b6: 7e:e2:fe:cd:aa:89:a7:7b:ec:a9:b8:70:a3:d5:7c:ec:a7:c6: 56:0b:c2:6c:dd:e0:2d:79:d1:1d:b9:d4:93:e1:82:05:1f:69: 0a:3e:6a:c3:c9:63:63:c2:b8:73:31:04:c3:49:03:80:bb:59: d5:09:cb:91:43:af:9e:af:99:0c:43:9c:67:81:92:88:ee:51: c2:d3:de:7e:4c:01:cc:49:0d:5c:bc:5e:c2:6b:d8:f4:e8:5e: f1:5e:75:ae:70:1c:b9:d3:8a:b9:e6:4b:fe:3c:29:b2:41:2b: d1:59:b2:5a:24:f7:81:b1:3b:c9:42:10:1f:95:37:a2:82:f8: a4:65:3b:e9 ====================================== --- Certificate chain 0 s:CN = energycentric.co.uk i:C = US, O = Let's Encrypt, CN = R11 -----BEGIN CERTIFICATE----- MIIFDjCCA/agAwIBAgISA3ios7D+9I/2Op6zDGe++SrlMA0GCSqGSIb3DQEBCwUA MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD EwNSMTEwHhcNMjUwMTI2MTY1NjQ5WhcNMjUwNDI2MTY1NjQ4WjAeMRwwGgYDVQQD ExNlbmVyZ3ljZW50cmljLmNvLnVrMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB CgKCAQEA9OJDQALIC8JGT+6ztsDS5uw7G01AZXbEmDC9hBP1KUfoyaHnC6KZXWCl klXm477dwpM98oeAK7E1fX0kAFy1+rRs4R+nlMOqs7xhxNObsbbyN57MU9NDPgSb 0/5Cy3qsd4l7XwIWgBxblGDb3E6ml4IEkThoNRxpcEEyL8PpuQ0/AouJVG4vZSyT y2o+z3YyIOcbLMOqDY7V4BYBAj3yDfOBi3ZQQ7W+vqYY5y5qzQP9ReH8v0SKq2T/ lU/DoyxOtrlBemPDqOyfgB2IfziVrnKFsTxWvoXfDol6JlQ6Do495xHt60V11gSR Voyk3FGR5EcIlkk4x6wNwHHjUO5U0QIDAQABo4ICLzCCAiswDgYDVR0PAQH/BAQD AgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAA MB0GA1UdDgQWBBSTKLrZw/ew5ICc3wa5axBosdua0TAfBgNVHSMEGDAWgBTFz0ak 6vTDwHpslcQtsF6SLybjuTBXBggrBgEFBQcBAQRLMEkwIgYIKwYBBQUHMAGGFmh0 dHA6Ly9yMTEuby5sZW5jci5vcmcwIwYIKwYBBQUHMAKGF2h0dHA6Ly9yMTEuaS5s ZW5jci5vcmcvMDcGA1UdEQQwMC6CE2VuZXJneWNlbnRyaWMuY28udWuCF3d3dy5l bmVyZ3ljZW50cmljLmNvLnVrMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIBAwYKKwYB BAHWeQIEAgSB9ASB8QDvAHUAcyAiDwgWivnzxKaLCrJqmkoA7vV3hYoITQUA1KVC RFkAAAGUo8D0mQAABAMARjBEAiBnLDhHmHKvsxmzQ3JqU6PdhqhJKFHNbDWO7I/k cV5+FgIgL9EVtnxazjnnM6aNWvcemqWzE463pBF6j0SwMrPjyWgAdgDgkrP8DB3I 52g2H95huZZNClJ4GYpy1nLEsE2lbW9UBAAAAZSjwPVJAAAEAwBHMEUCICIoNypp W+EwRfSUfK5nO8+jQXXMZTLEhBIKnP4yFV/+AiEAsOJ2dNpPkHQJZb1YFrnZN2Tu psYQdfGX5VC2/GiHhRcwDQYJKoZIhvcNAQELBQADggEBAJZvuIdmXIxPifDs4dC8 Kw+7VLrDYQ5WKYsYtdsOC70dbyo3PlquyORRJTp9iPpDyu7MCxfW6KHMt7DrIlVz 0YPMS7JpNqBDt0Skrroh8OKuQmjKIwF9nrotq2a4eMkIzRxDzVqEPF19KNb+sr3U 90QPoF43nzMV8mExpqq/ai4mWiytj7vMlpfasQAqpeFln5GIeNM0QKfbuDWtLWEi yvGB5vlPrbVzDbpjuysHSx29aHtLxb3KBRMxGcRDYKgipBQrXxpHEr0oCICT2Sn6 +NplmXEVJF0njWoYhzUpLTxt6EazXO5OPPeweIM9MKcUWXemT1YcBq7PLbtv7Vqg QAU= -----END CERTIFICATE----- 1 s:C = US, O = Let's Encrypt, CN = R11 i:C = US, O = Internet Security Research Group, CN = ISRG Root X1 -----BEGIN CERTIFICATE----- MIIFBjCCAu6gAwIBAgIRAIp9PhPWLzDvI4a9KQdrNPgwDQYJKoZIhvcNAQELBQAw TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh cmNoIEdyb3VwMRUwEwYDVQQDEwxJU1JHIFJvb3QgWDEwHhcNMjQwMzEzMDAwMDAw WhcNMjcwMzEyMjM1OTU5WjAzMQswCQYDVQQGEwJVUzEWMBQGA1UEChMNTGV0J3Mg RW5jcnlwdDEMMAoGA1UEAxMDUjExMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB CgKCAQEAuoe8XBsAOcvKCs3UZxD5ATylTqVhyybKUvsVAbe5KPUoHu0nsyQYOWcJ DAjs4DqwO3cOvfPlOVRBDE6uQdaZdN5R2+97/1i9qLcT9t4x1fJyyXJqC4N0lZxG AGQUmfOx2SLZzaiSqhwmej/+71gFewiVgdtxD4774zEJuwm+UE1fj5F2PVqdnoPy 6cRms+EGZkNIGIBloDcYmpuEMpexsr3E+BUAnSeI++JjF5ZsmydnS8TbKF5pwnnw SVzgJFDhxLyhBax7QG0AtMJBP6dYuC/FXJuluwme8f7rsIU5/agK70XEeOtlKsLP Xzze41xNG/cLJyuqC0J3U095ah2H2QIDAQABo4H4MIH1MA4GA1UdDwEB/wQEAwIB hjAdBgNVHSUEFjAUBggrBgEFBQcDAgYIKwYBBQUHAwEwEgYDVR0TAQH/BAgwBgEB /wIBADAdBgNVHQ4EFgQUxc9GpOr0w8B6bJXELbBeki8m47kwHwYDVR0jBBgwFoAU ebRZ5nu25eQBc4AIiMgaWPbpm24wMgYIKwYBBQUHAQEEJjAkMCIGCCsGAQUFBzAC hhZodHRwOi8veDEuaS5sZW5jci5vcmcvMBMGA1UdIAQMMAowCAYGZ4EMAQIBMCcG A1UdHwQgMB4wHKAaoBiGFmh0dHA6Ly94MS5jLmxlbmNyLm9yZy8wDQYJKoZIhvcN AQELBQADggIBAE7iiV0KAxyQOND1H/lxXPjDj7I3iHpvsCUf7b632IYGjukJhM1y v4Hz/MrPU0jtvfZpQtSlET41yBOykh0FX+ou1Nj4ScOt9ZmWnO8m2OG0JAtIIE38 01S0qcYhyOE2G/93ZCkXufBL713qzXnQv5C/viOykNpKqUgxdKlEC+Hi9i2DcaR1 e9KUwQUZRhy5j/PEdEglKg3l9dtD4tuTm7kZtB8v32oOjzHTYw+7KdzdZiw/sBtn UfhBPORNuay4pJxmY/WrhSMdzFO2q3Gu3MUBcdo27goYKjL9CTF8j/Zz55yctUoV aneCWs/ajUX+HypkBTA+c8LGDLnWO2NKq0YD/pnARkAnYGPfUDoHR9gVSp/qRx+Z WghiDLZsMwhN1zjtSC0uBWiugF3vTNzYIEFfaPG7Ws3jDrAMMYebQ95JQ+HIBD/R PBuHRTBpqKlyDnkSHDHYPiNX3adPoPAcgdF3H2/W0rmoswMWgTlLn1Wu0mrks7/q pdWfS6PJ1jty80r2VKsM/Dj3YIDfbjXKdaFU5C+8bhfJGqU3taKauuz0wHVGT3eo 6FlWkWYtbt4pgdamlwVeZEW+LM7qZEJEsMNPrfC03APKmZsJgpWCDWOKZvkZcvjV uYkQ4omYCTX5ohy+knMjdOmdH9c7SpqEWBDC86fiNex+O0XOMEZSa8DA -----END CERTIFICATE----- --- Server certificate subject=CN = energycentric.co.uk issuer=C = US, O = Let's Encrypt, CN = R11 --- No client certificate CA names sent Peer signing digest: SHA256 Peer signature type: RSA-PSS Server Temp Key: X25519, 253 bits --- SSL handshake has read 3665 bytes and written 410 bytes Verification: OK --- New, TLSv1.3, Cipher is TLS_AES_256_GCM_SHA384 Server public key is 2048 bit Secure Renegotiation IS NOT supported Compression: NONE Expansion: NONE No ALPN negotiated Early data was not sent Verify return code: 0 (ok) --- DONE