www.daisen-ryugaku.com

Issued by KDDI Web Communications Certification Authority

About this certificate


This digital certificate with serial number 1d:7b:45:78:fb:f5:d1:73 was issued on by KDDI Web Communications Inc. .

While the 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.

Cerificate errors/warnings *beta

  • ERROR: Certificate contains no Authority Info Access Issuers
  • WARNING: Certificate contains unknown extension ([2.16.840.1.113730.1.1])

Osaka United Association of Technical and Vocational Colleges

Organization: Osaka United Association of Technical and Vocational Colleges
State / Province: Hosting Service
Locality: Instant CPI SSL
Country: JP

KDDI Web Communications Inc.

Organization: KDDI Web Communications Inc.
State / Province: Hosting Service
Locality: Instant CPI SSL
Country: JP

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 1d:7b:45:78:fb:f5:d1:73
Serial Number (int): 2124368035160904051
Serial Number lenght: 61 bits, 8 octets

SubjectKeyId: bb:17:21:f1:fd:dc:d6:ba:c2:73:54:be:0f:91:92:04:a5:04:00:b2
AuthorityKeyId: 6d:9d:1f:00:11:1a:4d:00:aa:b4:4a:44:60:22:ca:ee:f2:5d:eb:f2

Fingerprint (sha1): 83:e1:4c:a8:e9:6f:d8:b0:92:cb:8c:53:7f:b9:d4:f1:57:c8:03:97
Fingerprint (sha256): cb:96:a8:7f:10:a8:f4:1d:32:34:e5:fa:54:1a:cf:13:b4:8c:e7:7c:94:4d:c5:72:6b:51:cb:b4:c6:ba:c0:8e


Revocation information

OCSP Server: http://kddiweb.ocsp.secomtrust.net
CRL Distribution Point: http://repo1.secomtrust.net/sppca/kddiweb/fullCRL.crl

Check the revocation status for the current certificate on www.daisen-ryugaku.com
1
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

Extensions

9 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

This certificate doesn't contain any other subject alternative names besides the common name of the subject: www.daisen-ryugaku.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFGDCCBACgAwIBAgIIHXtFePv10XMwDQYJKoZIhvcNAQELBQAwbjELMAkGA1UE BhMCSlAxJTAjBgNVBAoTHEtEREkgV2ViIENvbW11bmljYXRpb25zIEluYy4xODA2 BgNVBAMTL0tEREkgV2ViIENvbW11bmljYXRpb25zIENlcnRpZmljYXRpb24gQXV0 aG9yaXR5MB4XDTE1MTExMTAxMzMxNVoXDTE2MTIwODE0NTk1OVowgaoxCzAJBgNV BAYTAkpQMRgwFgYDVQQIEw9Ib3N0aW5nIFNlcnZpY2UxGDAWBgNVBAcTD0luc3Rh bnQgQ1BJIFNTTDFGMEQGA1UEChM9T3Nha2EgVW5pdGVkIEFzc29jaWF0aW9uIG9m IFRlY2huaWNhbCBhbmQgVm9jYXRpb25hbCBDb2xsZWdlczEfMB0GA1UEAxMWd3d3 LmRhaXNlbi1yeXVnYWt1LmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC ggEBAN2AAFifw/V+ksJgzML9e9qlTETrWfnS1XtVDRwS8lUBNZFKmApACo/v9lWS 3oru+z0jWgP9TPnIYb9+eRMWlS1ZtsfUfQHSQ6rTdOhB5+nfmuO6A4TBlq8OOHCJ 0ajDMlOr+qMgozMBB5l7mOdsnzK0jAfAlwPm8AOxopg9kWhqqm4PutYowFaYjERW SnonM7SZeIhSug4PCPdWOr2NoQMg0B6dmV3nu0GupLAR+4udATUH6cSpGI2ql/0v eEoZ5VblGL9MFjwYh9L7Uogzma23YhcVlblQkkeo+kH8QZ8suf6XFVra+zC/tiXg lEWtrhL9e2RAAPRKUNcnFNwbaOMCAwEAAaOCAXswggF3MA4GA1UdDwEB/wQEAwIF oDATBgNVHSUEDDAKBggrBgEFBQcDATAdBgNVHQ4EFgQUuxch8f3c1rrCc1S+D5GS BKUEALIwHwYDVR0jBBgwFoAUbZ0fABEaTQCqtEpEYCLK7vJd6/IwIQYDVR0RBBow GIIWd3d3LmRhaXNlbi1yeXVnYWt1LmNvbTBSBgNVHSAESzBJMEcGCiqDCIybG26B DQIwOTA3BggrBgEFBQcCARYraHR0cHM6Ly9yZXBvMS5zZWNvbXRydXN0Lm5ldC9z cHBjYS9rZGRpd2ViLzBGBgNVHR8EPzA9MDugOaA3hjVodHRwOi8vcmVwbzEuc2Vj b210cnVzdC5uZXQvc3BwY2Eva2RkaXdlYi9mdWxsQ1JMLmNybDA+BggrBgEFBQcB AQQyMDAwLgYIKwYBBQUHMAGGImh0dHA6Ly9rZGRpd2ViLm9jc3Auc2Vjb210cnVz dC5uZXQwEQYJYIZIAYb4QgEBBAQDAgZAMA0GCSqGSIb3DQEBCwUAA4IBAQBYv+xL xdyI7x4vuG1y+5wiwa8rNMf569T2FvuIm0kuvNSAj8NOkHGeiH2oQRZRsWtoBu2S mgDLLlFfW+6e5l3ux22wo/g0cBOZyTeTsOsvMQ/UGQklE/2a1fgjfAZ2PkK5jkhW wmD/DRoeITMsC9JQxvsJSNCI3kO1MsIE3Qiy5t6OmkEc9Di3PZKtrdAIapdQXcZb mBlDCm5IYWryXSBfZHQhbXZXUtrlQKRtLhotLSr97Efe8iAodGl0TfoH/MAvPb0Q 1WiVBm0U22Ra1ZucB03eNJW0Z6qjfaLTX2F64xlaI8AgYy0oJ8CiduJRg4kcs9uA PY0EkAv8ngoSypmE -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3YAAWJ/D9X6SwmDMwv17 2qVMROtZ+dLVe1UNHBLyVQE1kUqYCkAKj+/2VZLeiu77PSNaA/1M+chhv355ExaV LVm2x9R9AdJDqtN06EHn6d+a47oDhMGWrw44cInRqMMyU6v6oyCjMwEHmXuY52yf MrSMB8CXA+bwA7GimD2RaGqqbg+61ijAVpiMRFZKeicztJl4iFK6Dg8I91Y6vY2h AyDQHp2ZXee7Qa6ksBH7i50BNQfpxKkYjaqX/S94ShnlVuUYv0wWPBiH0vtSiDOZ rbdiFxWVuVCSR6j6QfxBnyy5/pcVWtr7ML+2JeCURa2uEv17ZEAA9EpQ1ycU3Bto 4wIDAQAB -----END PUBLIC KEY-----

ASN1 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 2124368035160904051 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [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:19|false] PrintableString 'KDDI Web Communications Inc.' . . . . . . . . . . . . [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 'KDDI Web Communications Certification Authority' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-11-11 01:33:15 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-12-08 14:59:59 +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 'Hosting Service' . . . . . . . . . . . . [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 'Instant CPI SSL' . . . . . . . . . . . . [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 'Osaka United Association of Technical and Vocational Colleges' . . . . . . . . . . . . [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 'www.daisen-ryugaku.com' . . . . . . . . [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 27961785216824095224840075716240555360087862653496665151659005015205751234795901271543945417724252138766626348110988722634827277082036121851269154387770762082162294850190075469153089662796717551293347794360347657807153846750952721380920582164679683964468348577829628793445066092517261641930856190186192850917226694737854687515116784223120914260237406487362761779541624780311223597449042264083812814723339741253446963981060932984689632698764388526408389155535886905479442628347458577982654516513601119375829721254684128220579732343953065640479632580472590824790464153417602801044807030765287459023064389875205318338787 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [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 (12 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:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) bb1721f1fddcd6bac27354be0f919204a50400b2 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 6d9d1f00111a4d00aab44a446022caeef25debf2 . . . . . . . . . . . . . . . . [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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.daisen-ryugaku.com' . . . . . . . . . . . . . . . . [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 (75 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.392.200091.110.141.2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://repo1.secomtrust.net/sppca/kddiweb/' . . . . . . . . . . . . . . . . [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 (63 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://repo1.secomtrust.net/sppca/kddiweb/fullCRL.crl' . . . . . . . . . . . . . . . . [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 (50 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://kddiweb.ocsp.secomtrust.net' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.113730.1.1 (netscape-cert-type) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2 bits) 0640 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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