sp.sanko.ac.jp

- sanko gakuen -

Issued by Cybertrust Japan Public CA G2

About this certificate

This digital certificate with serial number 5c:93:44:63:e7:4e:a1:7c:9f:a8:88:f2:8b:a9:8d:8a:72:93:0d:54 was issued on by Cybertrust Japan Co., Ltd..

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:
  • CAs must include keyIdentifer field of AKI in all non-self-issued certificates (RFC 5280: 4.2.1.1)
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
  • Compliant certificates should use the utf8string encoding for explicitText (RFC 6818: 3)
  • The keyUsage extension SHOULD be critical (RFC 5280: 4.2.1.3)
  • Sub certificates SHOULD include Subject Key Identifier in end entity certs (RFC 5280: 4.2 & 4.2.1.2)
  • Subscriber certificates authorityInformationAccess extension should contain the HTTP URL of the issuing CA’s certificate (BRs: 7.1.2.3)

sanko gakuen

Organization: sanko gakuen
State / Province: Tokyo
Locality: Bunkyo-ku
Country: JP

Cybertrust Japan Co., Ltd.

Organization: Cybertrust Japan Co., Ltd.
Country: JP

This certificate has expire since

Certificate Details

Serial Number (hex): 5c:93:44:63:e7:4e:a1:7c:9f:a8:88:f2:8b:a9:8d:8a:72:93:0d:54
Serial Number (int): 528511318090834864223866326341573344247808200020
Serial Number lenght: 159 bits, 20 octets

SubjectKeyId:
AuthorityKeyId:

Fingerprint (sha1): ac:88:7a:b8:0b:25:0d:44:47:f8:aa:ee:5a:19:a3:6e:b6:68:cb:84
Fingerprint (sha256): 34:f3:c5:8d:72:a6:9b:da:2e:cb:66:76:62:ac:80:b1:c8:75:78:04:34:f5:56:19:bc:5e:6f:15:cb:03:7d:74


Revocation information

OCSP Server: http://ocsp.cybertrust.ne.jp/OcspServer
CRL Distribution Point: http://sureseries-crl.cybertrust.ne.jp/SureServer/ctjpubcag2/cdp.crl

Check the revocation status for certificate sp.sanko.ac.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sp.sanko.ac.jp

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA1 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

7 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

sp.sanko.ac.jp

Other certificates including the domain name sanko.ac.jp

(limited to 100 certificates)

Certificate

The complete raw certificate details for sp.sanko.ac.jp in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6JDmD4OiMnvoGindKSNo
EH9THhso6a0SPkWiPu9wlfQyRI8IHO3AA4amIbeijONly5g6+D7F3G76hwa7bfeb
skH8oKibsODLlsSApWeZB602vLcStrdT1i+ajRTaLRxQcfOHgfRaIA4ohGyPZFB6
ZDCVDbCmCQwQawExBbJYYtev8r7YCPvFkhq9jHvkO23gRNOVuCf38KOeo9c6yqi8
ZPDfhZCaI2GKdcfvRyWdSzmO4xZpgGSaNfaQfCjyYJ/GLo3urPp0T4dHN4KG8HuE
MfZgqdcJ5HzsRjETR9xF8eG0Lalp13qec6m71/H0GEGyIMb1eLHwQuKYWcqGw+ar
4wIDAQAB
-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 528511318090834864223866326341573344247808200020
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'JP'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'Cybertrust Japan Co., Ltd.'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'Cybertrust Japan Public CA G2'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-02-15 02:56:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-01-31 14:59:00 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'JP'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Tokyo'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Bunkyo-ku'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'sanko gakuen'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'sp.sanko.ac.jp'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 29358738951447271133965101053519116286089980701987460100076045330771947769934701995483618737314490993508652465334942104605302173362256868788201763284782707310889883436065793489895213123776721773187068295253679316127027751517945554209294283121000170637354443192475505002089573800176129719160588698318943921136606598737965694263193903657482755754649314360083716394591752953464011515040301231986141466659778614096843351886310895274749570913427985536300606313006008079706682110993848675694518080746748504881068476964001185936288437675794685718416935297570251214416509175362150734343232857923869182831133806344600738507747
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (176 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.392.200081.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:26|false] VisibleString, ISO646String [70 111 114 32 109 111 114 101 32 100 101 116 97 105 108 115 44 32 112 108 101 97 115 101 32 118 105 115 105 116 32 111 117 114 32 119 101 98 115 105 116 101 32 104 116 116 112 115 58 47 47 119 119 119 46 99 121 98 101 114 116 114 117 115 116 46 110 101 46 106 112 32 46]
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://www.cybertrust.ne.jp/ssl/repository/index.html'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sp.sanko.ac.jp'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (55 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.cybertrust.ne.jp/OcspServer'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (78 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://sureseries-crl.cybertrust.ne.jp/SureServer/ctjpubcag2/cdp.crl'
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		0082e4cbec37261a75b0bfa241304197cc05b96a36fb4a98f64acb7e73be5c34bf1e271e86ab5696d344f47ae285464f779abda80687ec1bd915a0d07a6a22718f52a22168b3bab2f72756ec3150c3d2d84125e3d4ee9a769d12167b1b977728e85f10aa11784b1846da79928bdbccf5c8d22908be49db1df3d3f8fbe6e5ffde136ca3b491121ee4255351b8eadbfd49599ff9f347c28deb5ab84a9877212b31648d8cb7b765ca16d412d8d7f359d42bf390bdb4f0b0f536f3f6da37aeb412130911b1a3bb1deccdccbedc3e12a4223ccb6fa9c65acba3802506138f0a58a72e1155ecb5f01ef6b6b796ac5330c989ca745e16fcb7c8555d1ae823aab5d9bd82b0