This service provide certificate information from hostname: smtp2m5.poczta.onet.pl
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
0a:d2:9b:8d:11:ab:9a:dc:92:22:e7:9d:59:2c:12:fa
Signature Algorithm: sha256WithRSAEncryption
Issuer: C = US, O = DigiCert Inc, OU = www.digicert.com, CN = GeoTrust TLS RSA CA G1
Validity
Not Before: Apr 28 00:00:00 2025 GMT
Not After : Apr 27 23:59:59 2026 GMT
Subject: C = PL, L = Warszawa, O = Ringier Axel Springer Polska Sp z o.o., CN = *.poczta.onet.pl
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:15:06:d7:33:56:1b:f2:13:5a:ae:6a:69:1d:21:
f4:a8:71:74:e9:fa:70:9b:95:7d:91:d3:a4:0b:a0:
87:a7:2b:f4:15:6b:cf:e7:d4:c2:a3:47:a8:66:df:
0a:4a:14:13:2f:30:b3:53:79:82:4b:56:76:60:cb:
e5:34:d4:a9:09
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Authority Key Identifier:
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
X509v3 Subject Key Identifier:
0D:81:CD:F8:26:8B:FF:FE:EC:CA:02:C0:0F:9D:08:31:CE:6C:9D:95
X509v3 Subject Alternative Name:
DNS:*.poczta.onet.pl, DNS:poczta.onet.pl
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.2
CPS: http://www.digicert.com/CPS
X509v3 Key Usage: critical
Digital Signature, Key Agreement
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 CRL Distribution Points:
Full Name:
URI:http://cdp.geotrust.com/GeoTrustTLSRSACAG1.crl
Authority Information Access:
OCSP - URI:http://status.geotrust.com
CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.crt
X509v3 Basic Constraints: critical
CA:FALSE
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 0E:57:94:BC:F3:AE:A9:3E:33:1B:2C:99:07:B3:F7:90:
DF:9B:C2:3D:71:32:25:DD:21:A9:25:AC:61:C5:4E:21
Timestamp : Apr 28 17:07:56.299 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:1E:5B:CF:62:70:0E:A8:B2:39:41:E8:87:
DB:95:6D:1A:7C:06:E4:03:51:6D:68:09:B7:2B:72:81:
45:C4:C2:9E:02:21:00:94:69:A1:CA:EB:35:66:7E:C0:
8D:1A:23:89:05:DA:03:FE:C8:F7:97:53:CB:C2:67:CB:
BB:77:CA:D5:DE:C2:44
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 64:11:C4:6C:A4:12:EC:A7:89:1C:A2:02:2E:00:BC:AB:
4F:28:07:D4:1E:35:27:AB:EA:FE:D5:03:C9:7D:CD:F0
Timestamp : Apr 28 17:07:56.343 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:ED:68:C9:67:47:6A:FC:C8:54:DC:13:
A5:E7:B9:33:1B:EF:68:78:28:B1:F7:13:EE:EE:A8:B9:
79:C7:01:F5:00:02:20:52:BC:CD:75:1A:B6:CA:6C:90:
D3:88:E2:35:72:06:42:E7:F8:CB:AE:18:EB:8F:24:68:
BA:B2:CD:7A:91:57:26
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 49:9C:9B:69:DE:1D:7C:EC:FC:36:DE:CD:87:64:A6:B8:
5B:AF:0A:87:80:19:D1:55:52:FB:E9:EB:29:DD:F8:C3
Timestamp : Apr 28 17:07:56.365 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:96:48:CB:B8:13:44:C1:91:41:6D:44:
56:A9:FD:06:08:3F:2A:46:EC:B4:5D:4C:B4:0D:61:3C:
08:72:2B:D1:7F:02:20:0A:CB:2B:3E:B2:DA:88:21:AB:
19:15:74:80:08:8F:4B:F0:95:B4:19:AA:0E:96:E6:7A:
77:C4:72:3D:CB:59:EC
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
35:3f:48:c9:6b:5f:0c:eb:eb:e6:f7:43:2d:47:fd:f0:56:22:
95:ea:f7:36:08:1f:dd:88:9b:3d:44:50:5a:7d:bb:e9:0d:34:
07:a5:5e:f6:bd:a5:9b:cf:24:6a:10:e1:3a:91:79:bf:d4:4c:
84:4c:35:03:29:6e:7c:d2:bc:4e:80:69:94:94:fb:86:fd:fe:
f3:02:c0:f2:6c:49:41:63:45:c5:a4:72:bf:df:3f:81:4a:c3:
f1:65:83:c2:da:e7:0b:ad:0f:73:e8:26:af:5c:32:f3:48:41:
df:88:93:f3:a1:b3:e7:ab:c2:5c:24:55:a6:05:85:04:93:01:
38:b1:9d:ea:2d:6a:f9:d7:84:ee:bf:7f:9b:06:8a:da:30:ba:
bf:f6:0e:6e:65:b3:e9:ba:94:0b:0e:dc:4f:a0:6a:93:59:10:
0b:61:a5:b1:5b:6b:d5:51:10:00:be:7e:09:91:2f:a6:fd:b9:
78:92:33:10:87:d6:91:c3:36:20:7e:12:c6:23:b7:72:31:1c:
46:2c:dc:26:44:e4:da:54:fa:9d:84:8f:12:52:43:d4:12:55:
10:c3:f2:38:96:84:40:3a:55:41:62:83:3e:a0:59:c9:a9:43:
96:89:da:ce:7c:a0:cf:69:03:06:48:eb:b4:26:57:20:f8:59:
5d:29:34:1c
-----BEGIN CERTIFICATE-----
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-----END CERTIFICATE-----