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 (63 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
| CNAME: | veenker-hannover.dyndns.org. |
| Resolves To: | 87.149.248.244 |
| Reverse IP lookup: | p5795f8f4.dip0.t-ipconnect.de. |
| Nameserver: | ns3.second-ns.de. |
| Nameserver: | ns1.your-server.de. |
| Nameserver: | ns.second-ns.com. |
General Information
| Common Name: | *.veenkergmbh.de |
| SANs: | DNS:*.intra.veenkergmbh.deDNS:*.veenkergmbh.de Total number of SANs: 2 |
| Signature Algorithm: | sha256WithRSAEncryption |
| Key Type: | RSA |
| Key size: | 4096 bits |
| Serial Number: | 45a413c23742347d89b7be52797a0aff2a5 |
| Not Before: | Mar 24, 2024 22:00:51 GMT |
| Not After: | Jun 22, 2024 22:00:50 GMT |
| Number of certs: | 2 |
| Revocation Status: | good |
| OCSP Stapling: | Not Supported |
| Server: | Apache/2.4.56 (Debian) |
| HSTS: | max-age=15552000; includeSubDomains; preload |
| HPKP: | Not Supported |
Chain Information
Certificate # 1 - Common Name: *.veenkergmbh.de
Decode this certificate for verbose information → launch| Subject Common Name | *.veenkergmbh.de |
| Issuer Common Name | R3 |
| Issuer Organization | Let's Encrypt |
| Not Before: | Mar 24, 2024 22:00:51 GMT |
| Not After: | Jun 22, 2024 22:00:50 GMT |
| Signature Algorithm: | sha256WithRSAEncryption |
| Serial Number: | 45a413c23742347d89b7be52797a0aff2a5 |
| SHA1 Fingerprint: | 1B:18:CC:DB:54:7A:E3:3C:77:7E:2D:74:7E:77:F4:E0:61:C7:49:5E |
| MD5 Fingerprint: | 45:68:9B:75:99:3C:45:66:A5:B8:0E:BB:9D:82:AD:42 |
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 = *.veenkergmbh.de verify return:1 CONNECTED(00000003) OCSP response: no response sent --- Certificate chain 0 s:CN = *.veenkergmbh.de i:C = US, O = Let's Encrypt, CN = R3 -----BEGIN CERTIFICATE----- MIIGBDCCBOygAwIBAgISBFpBPCN0I0fYm3vlJ5egr/KlMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAzMjQyMjAwNTFaFw0yNDA2MjIyMjAwNTBaMBsxGTAXBgNVBAMM ECoudmVlbmtlcmdtYmguZGUwggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoIC AQDCm/BN7OlFGayeFCjZg98pq2Q7OkM/LN5fvZWSIruF3gUdRDA1xup2ZOnJ4hA9 UKdbnJ3vQ/Kw5pfSaM11oZC8eBYAHXDAFqAbqJo2wlgh8gxVAOYul/fTW0J4vTiH AP//t6P8+dkX1uNBCRFlT8x7PUles7J9ejuUIY/3rmqk91KRYfAHpIt12Js4s2UQ rmaVNNeUtmwzzwzyQIS+fea4urWn5+D24lkSIzB8kSTqNg+1tFTVRNYwBi5wR/2p QC0q0V1Mh5+rPx851sFrAzfSPj5PD+cddY4v8vqW0DxuAw8qSTgEZXZQgJAHdu6f 4iPBWZ32cxMOEbTsfP+lYE/+faxqP6gabXkpeMN364f4LMQx9sMySCWYcKTq9Hf1 m+/FogjBwV4CB73/Q0XxWpS/cPrE9v8ehM8JwZXFVh11N9XIDndehC7x5XaPjQ3H F5BsuroF2Vnk6SWw0/pXp6GrtE/NqrvMeUHzHtkZehxgUif2lpf7OkYJnBGsXvyW TXggjYlay1k34X5NcFqZ/V/T62akrXSVejGB3htx/+BzaTS3uq2OfmI/ouV4AGtb BcLt7adJn/dDAqAku9DECHD1rOoL8JoGEdWKYDg68stYP+c6e7N9liY8acEyyfRS HKR5dhQHdOrmnGUQ2+1sRUcGLcZneRi1EBEATJkxeUAi0wIDAQABo4ICKTCCAiUw DgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAM BgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSCSrPT6yBJKU0+7r0FW28m6lLYBTAfBgNV HSMEGDAWgBQULrMXt1hWy65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYI KwYBBQUHMAGGFWh0dHA6Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0 cDovL3IzLmkubGVuY3Iub3JnLzAzBgNVHREELDAqghYqLmludHJhLnZlZW5rZXJn bWJoLmRlghAqLnZlZW5rZXJnbWJoLmRlMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIB AwYKKwYBBAHWeQIEAgSB9ASB8QDvAHUAouK/1h7eLy8HoNZObTen3GVDsMa1LqLa t4r4mm31F9gAAAGOcrIA3wAABAMARjBEAiAkXzTD3J9QfkDt+uM0yrHx+zysQDnQ 7rvxQHtfjI3xGwIgGDqTysJERch2CSm84Sxj/XtYneNbHMocTXAi050f1n0AdgB2 /4g/Crb7lVHCYcz1h7o0tKTNuyncaEIKn+ZnTFo6dAAAAY5ysgD0AAAEAwBHMEUC IDgUq5MrQHASoj2+nrP5B7aIillSRgJEIhRxFommfqcIAiEAu8jWSAFpHN1joC4x ENi5LM7/euelyyZZRHXDkPt7530wDQYJKoZIhvcNAQELBQADggEBACZnDYkT1qxX /bR1C+r/TbY9ribkDNvKukXl+vpsxgWOLnmkgQnFuBRxPp8qYzWmrSE9HXYkkGxL 6U1qUmTOr1ofXx3eJUqrZ8o+zZVy2yfAFXQQ3/GNKzXSxu8D8A5L0vhivNNDSppU yN0yxu8BLUyEcjdOFGDq+XXZ0nd34ZlIoiLz0ncTs7YEvcf7XE7qzbzdyLkNj4lZ +tg/+OH+KO1w767XHRufBZ4tZdLBsswJn3qRGCAZWc+7jemiGsnncdGZidQVkr7U oo+InEGT3hLFl5kp+RpxecGcCOvxTHBnwaUXiLrTgVXjz/dyIAJP2wUWklF4ckrH MdaRYOOmuLo= -----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 = *.veenkergmbh.de issuer=C = US, O = Let's Encrypt, CN = R3 --- 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 3671 bytes and written 415 bytes Verification: OK --- New, TLSv1.3, Cipher is TLS_AES_256_GCM_SHA384 Server public key is 4096 bit Secure Renegotiation IS NOT supported Compression: NONE Expansion: NONE No ALPN negotiated Early data was not sent Verify return code: 0 (ok) --- DONE