This service provide certificate information from hostname: pop3.f2.net
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
05:88:bf:41:30:c0:08:78:13:cb:9f:4b:ad:47:9a:04:8f:fa
Signature Algorithm: sha256WithRSAEncryption
Issuer: C = US, O = Let's Encrypt, CN = R10
Validity
Not Before: Jul 12 13:22:11 2025 GMT
Not After : Oct 10 13:22:10 2025 GMT
Subject: CN = pop3.f2.net
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:91:b7:6a:a9:2a:d7:23:78:c1:8f:66:77:80:f7:
46:4c:fb:1d:ee:bf:d6:fc:be:06:a3:6c:3f:80:1f:
a4:09:dc:0f:b0:60:52:78:22:1c:41:3f:7b:5b:85:
14:8f:97:43:ea:37:4d:0e:c9:47:9c:b4:33:24:43:
1d:a4:fc:39:87:d3:64:f7:a8:d1:a8:e3:a3:b4:bd:
89:06:f5:49:c9:5e:b8:9c:28:52:05:cf:83:42:7f:
7f:cc:46:a8:29:56:58:fa:fe:1e:5e:80:5d:ce:80:
03:63:a4:76:85:06:ec:54:cd:5a:46:07:26:85:fe:
69:72:63:75:b6:64:5b:3d:56:db:06:68:d3:d8:4d:
ba:35:4c:74:e0:f4:2b:a0:ce:79:c0:4b:24:0f:6a:
c3:11:62:a5:19:5a:da:8a:e6:9a:98:e9:a0:7f:e5:
47:88:d4:1a:0e:1c:54:c3:ba:68:eb:42:75:ca:28:
bc:60:8c:44:ce:47:5f:2d:42:7a:e4:df:2f:8b:89:
1b:64:4a:68:65:52:2d:87:5f:1b:a8:24:27:a5:c4:
88:1e:37:23:85:6e:c1:14:47:4a:7f:56:44:7c:d3:
fc:67:7b:f5:da:36:ae:95:d9:9a:12:46:df:82:6b:
a2:1c:88:dd:a4:c7:30:31:c8:15:a9:87:94:03:0a:
2c:cb
Exponent: 65537 (0x10001)
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature, Key Encipherment
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
4E:C5:58:E4:36:43:E8:E6:43:6C:8A:1D:08:11:69:F9:54:A9:B2:4D
X509v3 Authority Key Identifier:
BB:BC:C3:47:A5:E4:BC:A9:C6:C3:A4:72:0C:10:8D:A2:35:E1:C8:E8
Authority Information Access:
CA Issuers - URI:http://r10.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:pop3.f2.net, DNS:webmail.f2.net
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://r10.c.lencr.org/123.crl
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A4:42:C5:06:49:60:61:54:8F:0F:D4:EA:9C:FB:7A:2D:
26:45:4D:87:A9:7F:2F:DF:45:59:F6:27:4F:3A:84:54
Timestamp : Jul 12 14:20:41.266 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:FE:7D:C0:BC:C4:2C:20:69:2A:BF:28:
0D:D2:62:3F:94:80:94:54:E5:62:91:FB:36:7A:5E:7F:
8F:95:D8:FD:55:02:20:72:E5:CE:4D:0F:9F:50:96:B1:
C9:19:FE:DC:65:75:86:9F:BA:E0:E2:10:3C:94:1B:76:
A5:83:22:87:85:22:29
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 1A:04:FF:49:D0:54:1D:40:AF:F6:A0:C3:BF:F1:D8:C4:
67:2F:4E:EC:EE:23:40:68:98:6B:17:40:2E:DC:89:7D
Timestamp : Jul 12 14:20:41.298 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:07:3C:30:40:D8:56:00:35:2F:28:D7:A6:
AC:57:D2:94:A4:14:B5:CC:12:34:8C:A6:3D:CD:9D:E9:
B1:0C:A6:9A:02:21:00:F0:80:F4:71:30:E8:CA:19:B2:
D2:8A:89:D1:D1:65:8C:FE:3F:8A:F3:17:99:BF:2D:9A:
D1:7A:D6:D2:27:40:58
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
57:c9:4b:45:8e:3b:02:7b:74:e1:6a:fa:48:d7:61:77:d6:a5:
84:81:4b:33:7c:c2:3d:c1:78:51:68:30:9f:c6:7b:02:6f:5d:
cc:65:4c:a8:a4:fd:36:24:12:11:21:e8:44:9a:cd:a3:c4:54:
29:1c:fa:8a:f3:d7:e6:1f:2a:35:f5:ca:d6:4d:b9:82:dc:2a:
10:ff:70:11:b9:81:1a:bf:12:9f:34:13:45:df:5f:b6:ba:64:
bc:e0:de:a9:d4:04:2a:18:a4:fa:a1:11:4f:23:c6:e0:9f:f3:
73:02:47:04:78:b2:3f:cf:7f:7d:6b:f9:60:9d:df:03:46:d1:
da:ea:12:8d:78:a8:81:5e:69:18:5d:a0:b0:05:1b:be:62:be:
e3:dc:22:ea:3d:eb:63:fc:b7:bb:12:1e:77:b6:12:6d:de:6b:
8c:87:5a:82:39:a3:0c:50:08:fb:e3:53:df:a1:58:35:70:67:
47:f2:a0:c4:41:03:c8:25:f8:cb:af:2c:40:22:fb:56:87:db:
ad:41:18:8e:8a:e1:07:7c:ff:d9:18:38:86:7e:11:c5:52:ed:
4c:8e:49:e4:70:c1:0c:ba:93:1f:9c:a1:76:3c:88:92:ef:c0:
93:41:71:0d:22:b9:f1:ac:cd:d3:8e:f6:b6:0d:9f:14:6d:e3:
59:94:de:1d
-----BEGIN CERTIFICATE-----
MIIFAzCCA+ugAwIBAgISBYi/QTDACHgTy59LrUeaBI/6MA0GCSqGSIb3DQEBCwUA
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jknkcMEMupMfnKF2PIiS78CTQXENIrnxrM3Tjva2DZ8UbeNZlN4d
-----END CERTIFICATE-----