mail2.big-black.de

CN=mail2.big-black.de

Fingerprints: 6643f9afba

Issuer:
CN=YE1,O=Let's E­ncrypt,C=US
Serial:
4485026147150774­3749091906822736­7551537207
Not valid before:
2026-07-19 13:42­:35 UTC
Not valid after:
2026-10-17 13:42­:34 UTC
Key size:
256
Signature Algorithm:
ecdsa-with-SHA38­4
keyUsage:
Digital Signatur­e
extendedKeyUsage:
TLS Web Server A­uthentication
basicConstraints:
CA:FALSE
subjectKeyIdentifier:
35:FE:4D:3D:55:2­0:47:BC:3E:84:94­:0F:D8:FF:63:3A:­79:9D:55:BE
authorityKeyIdentifier:
keyid:BB:20:CA:4­7:0B:FE:D7:E5:9C­:F9:8F:09:2A:A3:­8C:37:45:B1:BC:D­8
authorityInfoAccess:
CA Issuers - URI­:http://ye1.i.le­ncr.org/
subjectAltName:
DNS:mail2.big-bl­ack.de
certificatePolicies:
Policy: 2.23.140­.1.2.1
crlDistributionPoints:
Full Name:­ URI:http://ye1­.c.lencr.org/56.­crl
ct_precert_scts:
Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­94:4E:43:87:FA:E­C:C1:EF:81:F3:19­:24:26:A8:18:65:­ ­01:C7:D3:5F:38:0­2:01:3F:72:67:7D­:55:37:2E:19:D8­ Timestamp : ­Jul 19 14:41:05.­531 2026 GMT­ Extensions: ­none­ Signature : ­ecdsa-with-SHA25­6­ ­30:46:02:21:00:E­A:18:BA:1A:1E:6C­:15:3E:DA:4E:2C:­ ­9C:E9:A0:76:26:4­A:A7:E2:42:65:D9­:F3:89:00:DA:E1:­ ­62:3E:6E:2A:CA:0­2:21:00:85:CD:04­:DC:79:37:11:CC:­ ­38:19:82:B7:B0:8­B:91:A3:2D:0B:AE­:8D:F9:4A:EE:BD:­ ­D3:32:F4:68:9A:3­A:1C:6E­Signed Certifica­te Timestamp:­ Version : ­v1 (0x0)­ Log ID : ­46:AF:86:3D:3B:3­E:E5:9F:A5:77:DE­:A8:24:5D:36:B0:­ ­D9:ED:22:A2:23:F­4:61:77:41:22:94­:52:EE:95:50:5F­ Timestamp : ­Jul 19 14:41:05.­644 2026 GMT­ Extensions: ­00:00:05:00:0D:A­1:87:25­ Signature : ­ecdsa-with-SHA25­6­ ­30:45:02:20:33:0­E:69:B4:2F:F8:AE­:1A:7C:3B:83:0C:­ ­61:D0:5D:1C:E4:5­C:62:DA:95:C3:15­:5E:3D:A6:E9:0F:­ ­F7:93:CA:08:02:2­1:00:A1:66:1D:42­:9A:D7:9C:36:6C:­ ­F0:0A:C8:7F:44:1­2:BB:70:E4:F2:E5­:C7:67:32:E6:D2:­ ­41:E9:FA:E6:B3:3­1:C4

Certificates

Fingerprint Issuer Serial Public Key Download Tools
6643­f9af­ba60­a5cf­e169­f148­3b0d­3dcd­a796­a925 YE1 4485­0261­4715­0774­3749­0919­0682­2736­7551­5372­07 6643f9afba TLSA