Certificate chain
mail.4qt.de
2020-08-20
remaining
2048 bit
sha256WithRSAEncryption
Subject
Common Name (CN)
Alternative Names
4qt.de
mail.4qt.de
mail.nn-dev.org
mail.pathmann.de
mail.pathmann.net
nn-dev.org
pathmann.de
pathmann.net
www.nn-dev.org
www.pathmann.de
www.pathmann.net
Issuer
Country (C)
Organization (O)
Common Name (CN)
Let's Encrypt Authority X3
validity period
Not valid before
2020-05-22
Not valid after
2020-08-20
This certifcate has been verified for the following usages:
Digital Signature
Key Encipherment
TLS Web Server Authentication
TLS Web Client Authentication
Fingerprints
SHA256
CD:99:89:00:D0:12:BB:C0:9A:77:E6:89:D3:6D:8C:E9:F8:24:B5:38:24:6F:63:DE:42:2C:1E:3C:F0:A7:83:FA
SHA1
A3:7A:4E:41:9D:65:1E:BA:47:37:A8:47:9E:95:7F:B3:91:64:98:9F
X509v3 extensions
subjectKeyIdentifier
02:C4:DE:1B:4F:C5:2C:A4:29:E3:F0:0D:B7:74:BF:F8:1E:B3:2D:D5
authorityKeyIdentifier
keyid:A8:4A:6A:63:04:7D:DD:BA:E6:D1:39:B7:A6:45:65:EF:F3:A8:EC:A1
authorityInfoAccess
OCSP - URI:http://ocsp.int-x3.letsencrypt.org
CA Issuers - URI:http://cert.int-x3.letsencrypt.org/
certificatePolicies
Policy: 2.23.140.1.2.1
Policy: 1.3.6.1.4.1.44947.1.1.1
CPS: http://cps.letsencrypt.org
ct_precert_scts
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : E7:12:F2:B0:37:7E:1A:62:FB:8E:C9:0C:61:84:F1:EA:
7B:37:CB:56:1D:11:26:5B:F3:E0:F3:4B:F2:41:54:6E
Timestamp : May 23 00:32:19.236 2020 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:EE:55:AC:5C:5C:6B:DC:4D:AB:A6:3C:
41:ED:CA:73:7C:2A:62:0B:29:1A:BE:D5:B4:E1:BB:D1:
2E:A3:FE:FF:9C:02:20:61:39:B7:0C:BE:14:C9:0B:E1:
CB:B1:D5:BD:66:DF:45:D3:03:85:0A:3E:29:9D:02:52:
71:E8:3B:0F:D5:03:53
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : B2:1E:05:CC:8B:A2:CD:8A:20:4E:87:66:F9:2B:B9:8A:
25:20:67:6B:DA:FA:70:E7:B2:49:53:2D:EF:8B:90:5E
Timestamp : May 23 00:32:19.222 2020 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:EE:82:7E:BE:35:E5:DB:64:34:46:C4:
FB:E6:5C:39:7E:D7:5C:C3:BF:29:27:3E:F3:D3:3F:49:
2E:4C:2C:02:EE:02:21:00:AD:82:5C:0D:92:F2:50:D0:
41:CD:0D:B7:5E:D8:56:54:B3:F3:EC:A1:4F:6D:07:DC:
C9:79:FF:05:FC:86:5C:C4
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