This service provide certificate information from hostname: doe.knu.ac.kr
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
04:d2:4b:69:88:92:3e:82:0a:6b:f3:4e:ac:8f:5f:27
Signature Algorithm: sha256WithRSAEncryption
Issuer: C = US, O = Google Trust Services, CN = WR3
Validity
Not Before: Apr 18 21:00:16 2025 GMT
Not After : Jul 17 21:49:10 2025 GMT
Subject: CN = doe.knu.ac.kr
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:9f:6b:59:42:54:2e:5e:57:65:81:09:ee:95:12:
32:db:97:ea:3e:13:a2:cd:4f:81:53:52:41:90:ab:
0e:01:ee:c8:fa:2a:10:b2:d8:21:1b:7c:0d:cd:16:
c4:ba:01:39:c7:96:44:7d:49:2e:ed:d7:cd:18:92:
f0:e3:60:ae:04:fd:00:38:db:93:a9:af:57:94:2f:
71:97:87:cc:36:d3:f7:86:d5:9b:c0:bf:6e:8d:84:
27:b1:a0:89:7b:55:16:08:d8:ba:aa:43:b5:15:f1:
42:57:67:59:c6:12:99:cd:44:bc:60:41:c3:90:19:
c7:dc:8a:46:05:e6:27:3a:46:56:18:55:e7:7c:48:
96:6e:2a:06:35:00:6e:87:77:29:cd:1b:85:d1:2c:
a4:19:ed:a7:74:c1:72:d9:1f:cb:95:91:fd:b1:cd:
d3:26:b4:54:d8:93:cc:53:04:30:da:8b:37:70:e4:
4c:a9:1a:d8:39:98:27:80:f4:dc:d6:a4:33:87:72:
03:40:5f:93:60:6e:45:75:87:dd:d3:6f:d2:07:47:
44:ee:e8:77:52:c7:8f:af:9f:46:13:e5:9a:87:ca:
80:ef:ce:7e:6d:a2:f2:3f:04:df:9e:ea:b4:f3:c0:
39:3d:aa:75:d9:f6:36:21:47:4f:33:24:43:13:35:
4e:37
Exponent: 65537 (0x10001)
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature, Key Encipherment
X509v3 Extended Key Usage:
TLS Web Server Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
41:56:3D:53:10:0B:60:9A:83:E4:2E:1B:09:46:68:EF:5A:4C:5C:C0
X509v3 Authority Key Identifier:
C7:81:F5:FD:8E:88:D9:00:3C:4D:63:A2:50:31:24:A0:CE:23:FE:23
Authority Information Access:
OCSP - URI:http://o.pki.goog/s/wr3/BNI
CA Issuers - URI:http://i.pki.goog/wr3.crt
X509v3 Subject Alternative Name:
DNS:doe.knu.ac.kr
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://c.pki.goog/wr3/zSVNMY0D4w8.crl
CT Precertificate SCTs:
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 : Apr 18 22:00:17.298 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:D4:A1:F5:9F:23:40:E4:FD:CE:80:41:
20:5F:29:DE:FB:E9:BE:78:11:D9:53:70:4E:0D:FC:B5:
2B:63:D9:0D:B9:02:20:6D:F6:BC:BC:00:89:CB:84:C6:
C3:CA:15:0D:02:23:CC:55:D4:77:EC:C7:16:78:60:5D:
FD:03:A8:CC:02:48:E1
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
Timestamp : Apr 18 22:00:17.355 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:16:D6:E5:8B:29:EF:DC:E1:EF:00:67:48:
C1:C8:61:C3:10:E0:27:F3:60:8F:41:DC:36:94:4E:34:
63:65:48:EE:02:21:00:A5:79:0F:64:D7:F4:4E:4C:2D:
1D:5C:15:3E:78:BD:71:E4:FB:10:F8:BF:28:9B:62:DA:
9D:56:E5:D1:47:4B:6A
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
5c:c7:e2:f3:0c:9a:04:25:27:3d:e0:44:20:24:5e:a5:d0:95:
cc:a8:21:64:c9:02:99:e2:5c:18:e8:09:42:d1:1f:3b:18:02:
d0:7f:9a:93:4b:cc:f4:05:7a:a1:31:ea:fe:e7:fb:93:01:ce:
85:9a:bf:76:7e:c2:b7:5a:50:c7:44:77:d0:7b:c0:05:a4:9b:
6c:d8:5b:7d:0b:cf:85:95:f0:e8:3f:b0:32:3e:c9:94:57:dd:
07:0a:4a:97:ac:fb:2d:ee:2b:3b:07:d0:67:96:8f:5f:97:bc:
d1:71:97:9a:de:d9:69:75:9d:e4:5c:c8:5a:da:cc:59:4d:e3:
6e:23:2c:ce:78:d3:93:68:7d:59:82:5c:07:fb:79:ac:3e:c8:
1b:6b:0d:e6:16:ce:0f:4c:01:03:70:22:22:19:6e:06:64:c4:
07:e0:63:44:d4:6e:fa:d4:b4:9b:cd:a6:e7:a5:7d:5d:b2:93:
82:38:a9:78:93:f6:cf:78:d4:a5:3a:b1:26:49:5a:83:aa:c1:
11:18:67:5a:0a:94:b1:81:fb:78:f0:12:47:c9:48:f7:2f:cf:
51:43:06:bc:ed:54:6a:fd:9f:3f:39:a5:c7:87:ee:8b:be:6e:
69:fe:78:3b:d8:22:d5:61:b7:cc:31:58:e9:5f:2f:67:f6:b5:
82:e4:56:22
-----BEGIN CERTIFICATE-----
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i75uaf54O9gi1WG3zDFY6V8vZ/a1guRWIg==
-----END CERTIFICATE-----