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 (86 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: | 139.177.200.167 |
| Reverse IP lookup: | 139-177-200-167.ip.linodeusercontent.com. |
| Nameserver: | ns11.domaincontrol.com. |
| Nameserver: | ns12.domaincontrol.com. |
General Information
| Common Name: | program.youimpact.com |
| SANs: | DNS:program.youimpact.com Total number of SANs: 1 |
| Signature Algorithm: | sha256WithRSAEncryption |
| Key Type: | RSA |
| Key size: | 2048 bits |
| Serial Number: | 47ac4e7255c2b27f981026dec4b4081774e |
| Not Before: | Mar 01, 2025 15:36:58 GMT |
| Not After: | May 30, 2025 15:36:57 GMT |
| Number of certs: | 2 |
| Revocation Status: | good |
| OCSP Stapling: | Not Supported |
| Server: | nginx/1.22.1 |
| HSTS: | max-age=63072000 |
| HPKP: | Not Supported |
Chain Information
Certificate # 1 - Common Name: program.youimpact.com
Decode this certificate for verbose information → launch| Subject Common Name | program.youimpact.com |
| Issuer Common Name | R11 |
| Issuer Organization | Let's Encrypt |
| Not Before: | Mar 01, 2025 15:36:58 GMT |
| Not After: | May 30, 2025 15:36:57 GMT |
| Signature Algorithm: | sha256WithRSAEncryption |
| Serial Number: | 47ac4e7255c2b27f981026dec4b4081774e |
| SHA1 Fingerprint: | C4:73:61:63:DA:91:6D:37:BF:B7:1D:25:43:2A:0F:16:48:C3:30:E6 |
| MD5 Fingerprint: | D2:13:4D:A6:0F:E1:FE:AC:21:AF:2A:08:50:3A:13:91 |
Certificate # 2 - Common Name: R11
Decode this certificate for verbose information → launch| In 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 = program.youimpact.com verify return:1 CONNECTED(00000003) OCSP response: no response sent --- Certificate chain 0 s:CN = program.youimpact.com i:C = US, O = Let's Encrypt, CN = R11 -----BEGIN CERTIFICATE----- MIIE+DCCA+CgAwIBAgISBHrE5yVcKyf5gQJt7EtAgXdOMA0GCSqGSIb3DQEBCwUA MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD EwNSMTEwHhcNMjUwMzAxMTUzNjU4WhcNMjUwNTMwMTUzNjU3WjAgMR4wHAYDVQQD ExVwcm9ncmFtLnlvdWltcGFjdC5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw ggEKAoIBAQDObmeeWJ47mIijZHofU2mKSRoM1/ji7TrJIpDeiyfc3CgOcCv38qTZ gs8A5PQfnqNoOGT9VPbc/np9QBlZGMA8YlXrk6uL6x9fsMcSjCqK1pbHhPdohXaU 9QjP6qacHRECiDGDxk8cb8oYamU5+7FLgAP1b2XCfezAaNXfMfK1bXzXVQSG/teM TefSnfuxk3eHF9Pul2621nlRo1JKygOFg11Sqwqw0Teh9y22aumWvV+R6N882xj7 tOyHnCK0HdInRr28QFcOKibV5t78RhB37zYddWGS0s1WIkUad5solwcbgStLEJ0D Y4j+MeNGJ+KzsiM++EzhSHWkClB3kHrfAgMBAAGjggIXMIICEzAOBgNVHQ8BAf8E BAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQC MAAwHQYDVR0OBBYEFE1xympHIta4OUf3GcwfEMS5mxCdMB8GA1UdIwQYMBaAFMXP RqTq9MPAemyVxC2wXpIvJuO5MFcGCCsGAQUFBwEBBEswSTAiBggrBgEFBQcwAYYW aHR0cDovL3IxMS5vLmxlbmNyLm9yZzAjBggrBgEFBQcwAoYXaHR0cDovL3IxMS5p LmxlbmNyLm9yZy8wIAYDVR0RBBkwF4IVcHJvZ3JhbS55b3VpbXBhY3QuY29tMBMG A1UdIAQMMAowCAYGZ4EMAQIBMIIBAgYKKwYBBAHWeQIEAgSB8wSB8ADuAHUAfVke EuF4KnscYWd8Xv340IdcFKBOlZ65Ay/ZDowuebgAAAGVUpATmAAABAMARjBEAiA9 xAhfcI2Acn6MeCdsXFmPP+s1olx6uxqJLnQvEyeC1QIgJqOl2RCt9nu7YWV7YQ+W 5p782DBvtw33b3/j9zTDpz4AdQDPEVbu1S58r/OHW9lpLpvpGnFnSrAX7KwB0lt3 zsw7CAAAAZVSkBPRAAAEAwBGMEQCICmod92b/1yKOLTvfkNFDkyUkfAQ+sNkmj3Q HXPIWKOjAiBGs4i/KUtKQS8H8kjReWyPfGFjJpXSXpWIsK+kIww11DANBgkqhkiG 9w0BAQsFAAOCAQEAAmGVtyQVi7+a623syiZ+Xwe/bFfNbZKvAGx6kb3n9aLi+WRG wMSM9C9h71nGq4u6lbX3L4kR5WKSOO5mB0bM9LtI2bc0SxpZb1buyTBCv8nKEwDO xiJWu37XfUrR08RfVcPADkvDZkGEcg1efWOTc/aWeRTfXC9RodAfyah+yIXjxGUv Z24W4d2/tuzCHTLz96vgXgav7RgomtcNX4e2dHzfnoftMCe9ZtVcd/LlFJjDEUym 49oK9S/6eMzXdD5PZzIEwiyswFKFmxz9Fp1cGvAH7bha/IxTcwVuR+LNzBUj16Gw y+Gr/a6V6YY0fscxpKgcBgeiEi8Nm7G7bqoxmA== -----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 = program.youimpact.com 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 3131 bytes and written 412 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