This service provide certificate information from hostname: linuxstudy.pe.kr
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
05:5c:b0:42:e8:10:c9:cb:69:a9:b0:21:9e:78:27:79:b3:3a
Signature Algorithm: sha256WithRSAEncryption
Issuer: C = US, O = Let's Encrypt, CN = R10
Validity
Not Before: Jun 10 05:31:45 2025 GMT
Not After : Sep 8 05:31:44 2025 GMT
Subject: CN = linuxstudy.pe.kr
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:e6:14:98:57:c1:dc:0b:c2:72:40:2b:6f:bc:d1:
f4:35:f0:17:48:47:e8:82:ad:df:a0:b5:02:b4:34:
a0:97:fe:e9:09:90:56:1c:15:aa:39:dc:73:60:88:
ed:81:ff:9d:50:f3:95:c7:f1:de:ae:4d:39:c5:e0:
0a:03:06:74:d8:48:c3:9e:f7:54:6b:46:be:e7:92:
25:6c:54:8d:a2:e5:15:f0:92:e4:ad:6a:7b:6a:10:
40:6e:44:96:4b:ad:44:e2:86:29:e6:59:80:89:c7:
60:ca:fd:c3:bb:80:58:07:45:28:4c:75:96:be:cf:
b4:66:05:da:14:a9:5f:b4:db:bf:09:4b:b1:d1:91:
7c:da:9a:19:7d:12:85:31:a4:4e:2f:72:4a:53:70:
95:ed:cc:d7:75:89:09:42:77:f6:e1:0a:c1:f7:89:
a5:de:f0:51:f0:c0:50:d4:2a:32:47:24:b8:67:52:
94:cd:a5:25:2a:2b:ca:0a:30:fa:ec:1e:21:82:af:
cf:5f:59:0b:5a:e7:5d:25:7e:2b:18:61:28:cd:ea:
bc:37:08:94:b2:57:3b:a2:dc:c1:b6:92:06:0a:a9:
1b:5f:73:20:8f:2b:cc:ee:a5:9a:22:18:28:97:87:
c2:eb:88:d5:eb:8a:c0:eb:89:66:e9:ed:2a:65:8b:
ae:f7
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:
6B:B9:A5:56:FD:22:40:1A:81:82:21:A9:63:14:C6:52:A9:22:D2:12
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:linuxstudy.pe.kr, DNS:www.linuxstudy.pe.kr
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://r10.c.lencr.org/59.crl
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : ED:3C:4B:D6:E8:06:C2:A4:A2:00:57:DB:CB:24:E2:38:
01:DF:51:2F:ED:C4:86:C5:70:0F:20:DD:B7:3E:3F:E0
Timestamp : Jun 10 06:30:15.897 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:76:3E:59:0C:59:E9:BB:B2:D8:49:10:97:
46:06:CE:AC:C4:FB:C0:DC:3C:E2:E3:BA:0A:D8:7F:7B:
A7:C3:C1:89:02:21:00:B0:49:75:47:B0:A9:46:3E:CC:
69:95:90:F5:60:C1:21:94:5F:2E:AF:C0:0F:45:FD:62:
4B:47:08:CC:2B:D8:96
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 12:F1:4E:34:BD:53:72:4C:84:06:19:C3:8F:3F:7A:13:
F8:E7:B5:62:87:88:9C:6D:30:05:84:EB:E5:86:26:3A
Timestamp : Jun 10 06:30:17.896 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:07:F7:05:D5:AB:DC:48:92:CA:9A:71:A7:
C5:27:CA:39:8E:A3:AF:C5:66:74:03:C6:60:F8:08:5A:
69:5E:EE:3F:02:21:00:FD:36:9A:3C:BF:CF:98:39:29:
69:D4:11:DB:DA:7F:CE:47:1B:76:ED:0F:0D:51:DE:19:
BD:63:03:81:31:64:61
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
47:6a:3d:22:8f:98:4c:bc:b3:62:a8:a0:d9:ec:21:0e:db:07:
8b:00:c8:1d:75:66:63:17:b9:82:73:57:02:f3:b6:d1:63:70:
72:0b:ef:7b:fe:9c:f1:9c:41:0a:9e:ab:37:aa:3d:c0:40:68:
33:98:e6:91:d2:22:2a:18:fe:bc:00:50:29:d2:f6:2e:16:c1:
31:df:a2:09:bf:c1:d5:3e:07:3c:c9:ed:0e:7c:f2:f8:d9:5f:
48:65:38:0f:f9:fa:29:91:0f:5d:1b:8b:4d:b2:fe:e1:e6:35:
27:f3:78:36:db:7e:0f:92:9b:9e:9b:18:f5:2c:8f:a6:38:4d:
76:81:89:71:c7:3a:10:e8:e1:40:a5:da:39:d9:9e:94:a5:ed:
29:d4:de:9a:4f:70:8e:48:6c:10:21:7e:90:29:aa:74:af:81:
1f:f0:aa:db:2d:8f:79:b1:41:35:3a:d8:0c:83:bf:70:ba:3a:
86:33:22:9c:07:af:40:db:b3:08:4c:43:74:b0:9e:15:c4:f0:
b6:51:5a:52:0b:e5:ed:fa:fd:86:6d:df:d3:6b:73:bb:c1:76:
8d:8d:24:c8:ac:e9:e6:ff:68:23:db:22:ff:da:72:2c:20:30:
fc:69:82:f0:32:4f:fd:aa:9b:9f:4a:4b:2f:e9:44:b5:03:80:
dc:3c:97:f9
-----BEGIN CERTIFICATE-----
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-----END CERTIFICATE-----