This service provide certificate information from hostname: yutaka-seikotu.com
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
05:d8:60:28:71:d1:c7:fa:22:a2:bf:7e:e0:48:14:29:ea:97
Signature Algorithm: sha256WithRSAEncryption
Issuer: C = US, O = Let's Encrypt, CN = R10
Validity
Not Before: Apr 27 08:56:56 2025 GMT
Not After : Jul 26 08:56:55 2025 GMT
Subject: CN = yutaka-seikotu.com
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:c9:ee:59:97:89:de:b1:97:15:90:d3:59:da:f2:
d7:9f:b9:2a:8d:4f:ce:03:55:7d:82:b9:10:36:0e:
8c:21:7e:60:8e:29:2b:2e:a1:93:43:43:93:64:ce:
2a:68:58:ef:11:19:3c:cb:a5:e0:96:78:32:d6:7b:
2d:b1:96:a9:1f:ec:73:9d:25:5f:45:ec:3a:87:c2:
a4:b3:56:b0:35:00:96:38:5b:22:66:8f:53:85:3f:
3b:3a:99:ed:3e:4c:9d:1c:b8:96:69:f4:0a:be:3e:
7a:cd:b8:03:bf:36:ab:74:da:3f:a5:d9:d7:27:43:
f1:00:55:e9:a2:4f:e6:c1:a3:40:db:4d:93:29:52:
1b:95:42:56:c5:eb:b3:92:08:f2:6e:b3:e5:bc:5c:
a8:43:d0:a7:60:13:b0:b7:6b:d2:a7:04:0c:07:66:
c0:cd:d3:90:6c:5b:05:c8:9e:5c:0a:88:7c:b0:df:
32:b4:49:20:07:fc:95:f0:f1:f4:67:8d:95:47:5e:
1d:2d:83:07:76:ed:26:ec:cc:da:09:12:2f:a1:31:
b2:89:59:51:ec:df:f9:bb:2b:ee:13:34:bd:c5:97:
57:ca:5b:77:7d:28:e5:51:cb:79:e3:e2:66:65:11:
2f:44:82:ee:89:73:d4:99:a1:f0:e7:1b:b0:b6:95:
1b:69
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:
CD:A7:2F:2C:69:70:03:27:3C:F9:C3:77:39:42:28:F9:51:FF:EC:47
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:
OCSP - URI:http://r10.o.lencr.org
CA Issuers - URI:http://r10.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:www.yutaka-seikotu.com, DNS:yutaka-seikotu.com
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://r10.c.lencr.org/24.crl
CT Precertificate SCTs:
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 27 09:55:26.243 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:B8:ED:12:57:19:DF:4F:32:DF:93:C5:
2A:9C:66:8A:B6:B3:8A:78:39:73:4D:4D:4A:EC:E5:66:
19:A3:AC:1E:A8:02:20:2B:88:5D:0C:98:73:75:EA:19:
65:1A:F8:24:F4:19:F1:7B:C0:28:F6:BC:BA:93:08:3D:
92:0B:EE:29:26:25:09
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : AF:18:1A:28:D6:8C:A3:E0:A9:8A:4C:9C:67:AB:09:F8:
BB:BC:22:BA:AE:BC:B1:38:A3:A1:9D:D3:F9:B6:03:0D
Timestamp : Apr 27 09:55:27.039 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:D0:08:EA:E0:81:A7:19:1A:07:93:C2:
B3:EC:A7:0A:DC:19:4A:CB:51:00:B9:B4:92:0A:3B:C8:
0F:23:CA:63:A9:02:21:00:D7:52:A6:3E:C0:D8:4D:AD:
7D:E3:9D:64:BC:C9:C5:B7:83:D5:01:90:BC:1D:FF:76:
61:56:DA:A3:A0:92:A7:C2
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
06:56:4b:33:01:29:96:b9:55:0e:38:8b:5b:21:54:b2:bc:c1:
69:87:33:10:25:a0:a4:f3:e7:dc:04:d2:9e:84:a7:fa:9e:78:
f4:2f:04:33:10:3f:33:8e:c2:85:b3:b2:57:ed:9e:33:cd:7e:
b1:43:d0:00:1a:cd:96:bc:97:61:33:ba:88:08:a5:6c:4b:a3:
b2:40:73:9d:70:5b:26:fe:1e:0e:f1:36:c1:6e:ba:8f:ba:29:
e8:70:61:87:be:04:73:2c:ea:a8:0f:a2:5b:77:ca:40:17:06:
d5:f5:ab:73:ed:25:ab:8b:27:a0:72:cf:67:71:92:cf:22:10:
0d:7b:27:b2:2e:d1:7a:80:d6:5c:de:76:b5:4d:0e:15:99:10:
90:06:63:5a:4c:a5:3b:e0:65:5f:60:eb:c7:30:cd:9c:a9:c8:
a9:a3:96:bd:f5:e5:3b:06:8a:b9:cd:7e:1c:04:40:cf:60:29:
0b:69:0b:7a:4b:e1:d3:8d:7b:d1:67:58:0a:92:c0:cf:4e:9a:
e4:ea:17:75:a1:95:42:2d:5a:7c:43:48:9a:ac:34:0e:13:a9:
56:b1:2d:88:ce:86:fc:86:04:69:3b:05:06:ec:2f:75:2d:20:
e0:c2:6c:af:98:c0:ba:58:f2:63:40:36:f1:38:ca:92:ed:fd:
52:cc:a7:0e
-----BEGIN CERTIFICATE-----
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Dg==
-----END CERTIFICATE-----