kandec.co.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:2c:6f:dc:46:f4:28:38:8d:3a:50:8a:7e:5c:4d:f7:45:f3 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:

  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

kandec.co.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 03:2c:6f:dc:46:f4:28:38:8d:3a:50:8a:7e:5c:4d:f7:45:f3
Serial Number (int): 276457969991755827332496349629494282634739
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: dd:81:d6:34:99:c2:6f:0e:33:a6:de:16:a9:2b:7f:44:bf:ba:92:6d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 15:6a:0b:d8:0b:3d:46:9d:86:37:1e:28:1f:9d:3a:25:2f:f8:4f:23
Fingerprint (sha256): 00:00:59:5e:4f:2f:84:fa:98:5f:b5:74:0d:8f:5f:02:bb:1d:cd:f7:58:25:41:a1:10:b5:f6:79:8e:49:dd:3b

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org/

Check the revocation status for the current certificate on kandec.co.jp
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

kandec.co.jp
www.kandec.co.jp

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFDjCCA/agAwIBAgISAyxv3Eb0KDiNOlCKflxN90XzMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNjA2MDYwMTA1MDBaFw0x NjA5MDQwMTA1MDBaMBcxFTATBgNVBAMTDGthbmRlYy5jby5qcDCCASIwDQYJKoZI hvcNAQEBBQADggEPADCCAQoCggEBALjfQWnrbg/zZfVs8mAQ0RJBv2AVQfZ4wpdS wTLhYbRivhDqQQNhRcE3IFXBnU+TaeV0OwAYui1mcdHozn/EaGDxWaw6j3NGfKpp 2ZOpoQ+m8xT+6mrve4qhHBraaPVyp/mljKGopVeJLzKu7StpNwvM7fV06OAufvTt tQ/FZGJjzhasOph0HEEcHuog6/7vi91BFdPV9Atdk/xGlacbxXLR/qXRw3MGFSkJ q/cooaBVGqqUpsYUABdxQ8/TyiGKgcxF+pNy1f8SxSIuyEK08nFg84126XsVgQfl P9jH238BUy9UIMG9Ljkg5F2sDEgP9LuCJNn+N5XXVB+G8UjFUNECAwEAAaOCAh8w ggIbMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUH AwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU3YHWNJnCbw4zpt4WqSt/RL+6km0w HwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwcAYIKwYBBQUHAQEEZDBi MC8GCCsGAQUFBzABhiNodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3Jn LzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8wKQYDVR0RBCIwIIIMa2FuZGVjLmNvLmpwghB3d3cua2FuZGVjLmNvLmpwMIH+ BgNVHSAEgfYwgfMwCAYGZ4EMAQIBMIHmBgsrBgEEAYLfEwEBATCB1jAmBggrBgEF BQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwgasGCCsGAQUFBwICMIGe DIGbVGhpcyBDZXJ0aWZpY2F0ZSBtYXkgb25seSBiZSByZWxpZWQgdXBvbiBieSBS ZWx5aW5nIFBhcnRpZXMgYW5kIG9ubHkgaW4gYWNjb3JkYW5jZSB3aXRoIHRoZSBD ZXJ0aWZpY2F0ZSBQb2xpY3kgZm91bmQgYXQgaHR0cHM6Ly9sZXRzZW5jcnlwdC5v cmcvcmVwb3NpdG9yeS8wDQYJKoZIhvcNAQELBQADggEBAESLl536of7WMx2//Uwk t7ztNf2a0ZQzAFLp2MPvWsUY7RsiTyLozXH7bwGmxB9m1ZxcmdIJyo6CM1LxhsMh cfpIymMuVpMQLvIlCOPZKvTxJf/Ot5K71vAKZE69dTuNuHQCffdrkya3WFJvMmnz Z5hmKOWcqsyaXq4pTFJJPl2OLN7vn2Qv0rWx9Cgoej7aZdYh18dDudvWrsRtry60 as0D30BZzT5ykGLwsWkzq0ME5bbrkwsrYyKV2epmUUmTQrSgH42pASGfs8A3Pc4v 2b+UuqBLz+qD7NnfTjJ6/U0ChyAJCX7jPbZQn54aJi0m+2NLvpq6R17Av+5zuL/K zdE= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuN9BaetuD/Nl9WzyYBDR EkG/YBVB9njCl1LBMuFhtGK+EOpBA2FFwTcgVcGdT5Np5XQ7ABi6LWZx0ejOf8Ro YPFZrDqPc0Z8qmnZk6mhD6bzFP7qau97iqEcGtpo9XKn+aWMoailV4kvMq7tK2k3 C8zt9XTo4C5+9O21D8VkYmPOFqw6mHQcQRwe6iDr/u+L3UEV09X0C12T/EaVpxvF ctH+pdHDcwYVKQmr9yihoFUaqpSmxhQAF3FDz9PKIYqBzEX6k3LV/xLFIi7IQrTy cWDzjXbpexWBB+U/2MfbfwFTL1Qgwb0uOSDkXawMSA/0u4Ik2f43lddUH4bxSMVQ 0QIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded