oumm.office.osaka-u.ac.jp

Issued by NII Open Domain CA - G4

About this certificate


This digital certificate with serial number 0f:09:a2:65:fa:d3:d6:c1 was issued on by National Institute of Informatics .

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com.

Cerificate errors/warnings *beta

  • ERROR: Certificate contains no Authority Info Access Issuers
  • ERROR: stateOrProvinceName is required if organizationName is set

Osaka University

Organization: Osaka University
Organization unit: CU
Locality: Academe
Country: JP

National Institute of Informatics

Organization: National Institute of Informatics
Locality: Academe
Country: JP

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This certificate will expire on

Certificate Details

Serial Number (hex): 0f:09:a2:65:fa:d3:d6:c1
Serial Number (int): 1083575744242898625
Serial Number lenght: 60 bits, 8 octets

SubjectKeyId: c0:4c:1b:0d:1b:cd:7b:8d:9e:7d:a4:77:0e:df:a2:76:b6:ba:df:4f
AuthorityKeyId: 19:0b:6f:39:1f:31:03:34:5f:e4:d2:40:1f:37:e6:8d:e7:62:39:7c

Fingerprint (sha1): c0:3f:3a:b8:32:00:7f:89:24:6e:9f:bf:10:16:ca:a7:ce:74:91:6f
Fingerprint (sha256): db:30:e6:42:7e:39:3f:ce:cb:36:94:21:d0:9c:18:dc:51:02:89:8e:08:40:97:ee:0e:80:0b:73:52:43:51:ce


Revocation information

OCSP Server: http://niig4.ocsp.secomtrust.net
CRL Distribution Point: http://repo1.secomtrust.net/sppca/nii/odca3/fullcrlg4.crl

Check the revocation status for the current certificate on oumm.office.osaka-u.ac.jp
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
Client Authentication

Extensions

8 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: oumm.office.osaka-u.ac.jp

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIE2zCCA8OgAwIBAgIIDwmiZfrT1sEwDQYJKoZIhvcNAQELBQAwbTELMAkGA1UE BhMCSlAxEDAOBgNVBAcTB0FjYWRlbWUxKjAoBgNVBAoTIU5hdGlvbmFsIEluc3Rp dHV0ZSBvZiBJbmZvcm1hdGljczEgMB4GA1UEAxMXTklJIE9wZW4gRG9tYWluIENB IC0gRzQwHhcNMTUwODA2MDM1NzA5WhcNMTcwOTA1MDM1NzA5WjBrMQswCQYDVQQG EwJKUDEQMA4GA1UEBxMHQWNhZGVtZTEZMBcGA1UEChMQT3Nha2EgVW5pdmVyc2l0 eTELMAkGA1UECxMCQ1UxIjAgBgNVBAMTGW91bW0ub2ZmaWNlLm9zYWthLXUuYWMu anAwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCliS9ksPWBcxDMcTlR iCWgGoGpYAP1yRXWBkDwI1qGc1S51HpuCPfF07N02jelNdnHfGpPBkWbMGhVBEhz CXjLx0yw5YuHzhdQnG52iHLvNRO3lBdftQ22M01NfXtPnjXAI460nOe9VoLEa6kl 6SnyEQX/qU1wH7lqfMSpjFaT4K+fpMt2qUNLHCw0Mk9TpsAdRX4A1omsf4QPkY60 spv1D+CJ7vCtazvOYNL/sl/XHZmqu5HZaCJVeA4lHDzd3L8JFwhyOCYrhLR3M6Pc 6Y4KKRqc22X0ZFOTV4Jk5gA+FrkTkd0uwlI3/FArzr6vpU1WP01YEnBXWYwRMiz6 24cHAgMBAAGjggF/MIIBezAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIw HwYDVR0jBBgwFoAUGQtvOR8xAzRf5NJAHzfmjediOXwwSgYDVR0fBEMwQTA/oD2g O4Y5aHR0cDovL3JlcG8xLnNlY29tdHJ1c3QubmV0L3NwcGNhL25paS9vZGNhMy9m dWxsY3JsZzQuY3JsMA4GA1UdDwEB/wQEAwIFoDAdBgNVHQ4EFgQUwEwbDRvNe42e faR3Dt+idra6308wWgYDVR0gBFMwUTBPBgwrBgEEAYH8CAMCAQEwPzA9BggrBgEF BQcCARYxaHR0cHM6Ly9yZXBvMS5zZWNvbXRydXN0Lm5ldC9zcGNwcC9jcHMvaW5k ZXguaHRtbDA8BggrBgEFBQcBAQQwMC4wLAYIKwYBBQUHMAGGIGh0dHA6Ly9uaWln NC5vY3NwLnNlY29tdHJ1c3QubmV0MCQGA1UdEQQdMBuCGW91bW0ub2ZmaWNlLm9z YWthLXUuYWMuanAwDQYJKoZIhvcNAQELBQADggEBAFqwettN6BMZHSakHwhbjF0o aNTDDEZ+L/mLP8pPdXwGefZ1Qk3EV8lwe+YhuQZeRaizmrjRPBt8l02FX6eX/wdL CNl/2R84fZX6ciOAaHrjCvCK/alHFuReQqXbRxOKyrp3RssH5FlOKGFZFMRe46aG TZxK+gDQJv82Tou1cnjXXLNWCxDGHQK/Ed6/m4xH3kajlPbHZkLq+fkXMdBBavc3 zVVhnEjI75DF8FL8Tub6ZBj1VPNEoKtK5dmrQ/bf2TfcMsAFJfjHvEWyYwWWMEKM hMvGJ6HM6Yn9QnDX0MuC7+t6A/gtgIoLl3PV9wj58JPDv3NDSdDwov4eYoUz1qE= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApYkvZLD1gXMQzHE5UYgl oBqBqWAD9ckV1gZA8CNahnNUudR6bgj3xdOzdNo3pTXZx3xqTwZFmzBoVQRIcwl4 y8dMsOWLh84XUJxudohy7zUTt5QXX7UNtjNNTX17T541wCOOtJznvVaCxGupJekp 8hEF/6lNcB+5anzEqYxWk+Cvn6TLdqlDSxwsNDJPU6bAHUV+ANaJrH+ED5GOtLKb 9Q/gie7wrWs7zmDS/7Jf1x2ZqruR2WgiVXgOJRw83dy/CRcIcjgmK4S0dzOj3OmO CikanNtl9GRTk1eCZOYAPha5E5HdLsJSN/xQK86+r6VNVj9NWBJwV1mMETIs+tuH BwIDAQAB -----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 1083575744242898625 . . . . . . . . [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 2.5.4.7 (localityName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Academe' . . . . . . . . . . . . [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 'National Institute of Informatics' . . . . . . . . . . . . [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 'NII Open Domain CA - G4' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-08-06 03:57:09 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-09-05 03:57:09 +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 2.5.4.7 (localityName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Academe' . . . . . . . . . . . . [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 University' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'CU' . . . . . . . . . . . . [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 'oumm.office.osaka-u.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 20896968828384155335900049208784228208530339283970157902969884770206965305979442237490059629122586681113438783993758948255377598330883374180770022339553265233929361784645052081589610882490952415957726182272838641197622115823799849533654364188039275006849500788642744959515298429408555379923610659320654240288948696998665055438250176638774079222366481718879681200332590687462438727874168336872122558475446418341907432599290353994230638545566776164891655115016786507152299870626658459964840975728967072322738350147802782912489261913854916931381518201641020224659583783154133989252600052099859172014366541304263564035847 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.37 (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 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 190b6f391f3103345fe4d2401f37e68de762397c . . . . . . . . . . . . . . . . [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 (67 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/nii/odca3/fullcrlg4.crl' . . . . . . . . . . . . . . . . [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 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) c04c1b0d1bcd7b8d9e7da4770edfa276b6badf4f . . . . . . . . . . . . . . . . [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 (83 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.32264.3.2.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://repo1.secomtrust.net/spcpp/cps/index.html' . . . . . . . . . . . . . . . . [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 (48 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://niig4.ocsp.secomtrust.net' . . . . . . . . . . . . . . . . [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 (29 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oumm.office.osaka-u.ac.jp' . . . . [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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