API
This service provide certificate information from hostname: kyofun.com

Certificate:
Data:
Version: 3 (0x2)
Serial Number:
35:38:46:bb:c1:11:39:0e:4b:7d:fa:8c:38:96:61:b8
Signature Algorithm: ecdsa-with-SHA256
Issuer: C = US, O = "CLOUDFLARE, INC.", CN = Cloudflare TLS Issuing ECC CA 1
Validity
Not Before: Jun 17 09:20:48 2025 GMT
Not After : Sep 15 09:27:36 2025 GMT
Subject: CN = kyofun.com
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:b7:ef:bf:79:25:ea:04:b8:02:92:62:e9:fb:98:
1c:51:a8:f8:13:df:d1:f3:a6:a6:96:06:cc:9a:b2:
d9:27:26:4f:d9:a3:16:b5:79:20:6c:cc:f8:28:2d:
b9:68:54:f0:df:20:20:27:ae:17:38:72:9e:c6:84:
c0:19:14:44:5f
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Authority Key Identifier:
9C:C4:09:72:47:18:17:7B:A7:1A:89:B3:92:35:D5:E1:03:8C:FE:92
Authority Information Access:
CA Issuers - URI:http://i.cf-b.ssl.com/Cloudflare-TLS-I-E1.cer
OCSP - URI:http://o.cf-b.ssl.com
X509v3 Subject Alternative Name:
DNS:kyofun.com, DNS:*.kyofun.com
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
Policy: 1.3.6.1.4.1.38064.1.3.1.1
X509v3 Extended Key Usage:
TLS Web Client Authentication, TLS Web Server Authentication
X509v3 CRL Distribution Points:
Full Name:
URI:http://c.cf-b.ssl.com/Cloudflare-TLS-I-E1.crl
X509v3 Key Usage: critical
Digital Signature
1.3.6.1.4.1.44363.44:
..
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 17 09:30:49.736 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:80:EF:0F:34:4C:3B:78:D8:E6:E8:F4:
FC:91:55:3F:AC:7B:96:B6:BC:52:4D:97:0A:FD:5C:79:
6E:56:8F:69:90:02:20:18:5E:22:0C:92:43:FC:51:AE:
D4:25:CA:10:37:77:29:E3:56:AF:8E:95:24:28:DB:39:
32:2C:CA:70:96:54:F2
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 : Jun 17 09:30:49.769 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:D2:1F:1B:C6:17:40:03:AB:3E:DB:D9:
DB:69:65:B6:94:EE:48:E2:85:1C:4B:C4:3D:C8:86:6F:
EA:0A:A6:5F:C0:02:21:00:FA:FE:47:71:DF:7F:05:B9:
8B:18:CE:D4:E9:11:A9:3D:CC:AC:8B:B8:4B:75:19:AB:
DB:52:47:F4:95:EC:89:79
Signature Algorithm: ecdsa-with-SHA256
Signature Value:
30:46:02:21:00:9f:e0:82:d4:d8:13:a0:03:8a:de:82:07:9f:
2a:10:3f:7d:d0:10:a4:ac:fe:fe:c9:de:f8:26:0a:9a:e3:34:
de:02:21:00:e2:31:53:6d:eb:66:87:41:42:1b:b5:ac:a0:77:
af:36:a2:21:12:b0:4e:f1:95:c6:0a:2b:b9:a1:fe:61:89:43
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----