www.ac04.tamacc.chuo-u.ac.jp

Issued by NII Open Domain CA - G3

About this certificate


This digital certificate with serial number 3e:17:9f:a3:87:20:35:10 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

Chuo University

Organization: Chuo University
Organization unit: Tama IT Center
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): 3e:17:9f:a3:87:20:35:10
Serial Number (int): 4474220279511397648
Serial Number lenght: 62 bits, 8 octets

SubjectKeyId: 9f:8e:cd:c9:13:19:c6:28:73:05:36:9d:fd:df:e2:cd:9f:a4:b2:5e
AuthorityKeyId: 34:33:56:73:d9:ad:bd:48:c4:5e:77:5a:e0:50:e7:d7:2f:ea:4a:fa

Fingerprint (sha1): b0:1b:6b:bd:ce:c9:c5:50:70:83:81:ab:5f:36:20:96:15:43:89:f1
Fingerprint (sha256): 52:4f:32:06:0a:7a:3b:df:40:d4:61:f3:62:59:b0:e3:bd:34:9d:85:c5:cd:cb:43:f4:af:ef:c7:58:38:98:e8


Revocation information

OCSP Server: http://niig3.ocsp.secomtrust.net
CRL Distribution Point: http://repo1.secomtrust.net/sppca/nii/odca3/fullcrlg3.crl

Check the revocation status for the current certificate on www.ac04.tamacc.chuo-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

SHA1 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: www.ac04.tamacc.chuo-u.ac.jp

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIE7DCCA9SgAwIBAgIIPhefo4cgNRAwDQYJKoZIhvcNAQEFBQAwbTELMAkGA1UE BhMCSlAxEDAOBgNVBAcTB0FjYWRlbWUxKjAoBgNVBAoTIU5hdGlvbmFsIEluc3Rp dHV0ZSBvZiBJbmZvcm1hdGljczEgMB4GA1UEAxMXTklJIE9wZW4gRG9tYWluIENB IC0gRzMwHhcNMTUwNjA0MTAxNzA5WhcNMTYxMjMxMTQ1OTU5WjB5MQswCQYDVQQG EwJKUDEQMA4GA1UEBxMHQWNhZGVtZTEYMBYGA1UEChMPQ2h1byBVbml2ZXJzaXR5 MRcwFQYDVQQLEw5UYW1hIElUIENlbnRlcjElMCMGA1UEAxMcd3d3LmFjMDQudGFt YWNjLmNodW8tdS5hYy5qcDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEB AKZR+qz3U2GRsRDNZ1P7hsyi6G/kjBFbi8cswrp8UqriTtpzeVBBW8GogWr/MGEK WeJre11ExcEADh/ZGi50f5p9IvpD3DcVI7Dap3xK2hjNJa/oCsvL0TRtXd6LUtl/ vNPWv0CufMONOJWuF69Dg3IGuBrHkHdWCIBmIYffSCGXgzCQhLKg8UGmWIRCD/0X LNpPIo5yX/HTZVHGPsYr0E+rqTjxdXxrbMaVGThPw+tDHcGjTi4ar88dqSxBptKf xAmUkyqUYfgKY0cx+wcww24oTq6THU1YH7eCyW5QFA0MY6DeF8lz8H9E+gB4eDe0 JkxZCiaQqtKYDJ8xVgzZadsCAwEAAaOCAYIwggF+MB0GA1UdJQQWMBQGCCsGAQUF BwMBBggrBgEFBQcDAjAfBgNVHSMEGDAWgBQ0M1Zz2a29SMRed1rgUOfXL+pK+jBK BgNVHR8EQzBBMD+gPaA7hjlodHRwOi8vcmVwbzEuc2Vjb210cnVzdC5uZXQvc3Bw Y2EvbmlpL29kY2EzL2Z1bGxjcmxnMy5jcmwwDgYDVR0PAQH/BAQDAgWgMB0GA1Ud DgQWBBSfjs3JExnGKHMFNp393+LNn6SyXjBaBgNVHSAEUzBRME8GDCsGAQQBgfwI AwIBATA/MD0GCCsGAQUFBwIBFjFodHRwczovL3JlcG8xLnNlY29tdHJ1c3QubmV0 L3NwY3BwL2Nwcy9pbmRleC5odG1sMDwGCCsGAQUFBwEBBDAwLjAsBggrBgEFBQcw AYYgaHR0cDovL25paWczLm9jc3Auc2Vjb210cnVzdC5uZXQwJwYDVR0RBCAwHoIc d3d3LmFjMDQudGFtYWNjLmNodW8tdS5hYy5qcDANBgkqhkiG9w0BAQUFAAOCAQEA BkDxwptagwh2rOyg35uS98nJzHUpvXfLHb9tOqQTeJMsa8S9q7ZO6zlAYWEfm3Yr NnlEBxdy/vyuDDbtS8gFS28vY6MwNLIo3p7HSur2OKnw8ELWclJk9V380zUuYlOJ QHxNj11byRknv3RnH1h5n3UT0UPiA6uAmTQI6IYbcGFZK69wFjhPHaCLEmOk+pzI /x86l8C9Xzd4dvatXr91OASA2YrtbpF9/qSSEKCxlHCjzwF1QCRPs/1pfvEISbq/ YDLs2+yBJ84T9mmuibiumLQZ9u9bL/0pWmMjcsSIMp7QT/toLJD/iGinyG8T7npF seeHY8/DepQIDIBidajs4Q== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAplH6rPdTYZGxEM1nU/uG zKLob+SMEVuLxyzCunxSquJO2nN5UEFbwaiBav8wYQpZ4mt7XUTFwQAOH9kaLnR/ mn0i+kPcNxUjsNqnfEraGM0lr+gKy8vRNG1d3otS2X+809a/QK58w404la4Xr0OD cga4GseQd1YIgGYhh99IIZeDMJCEsqDxQaZYhEIP/Rcs2k8ijnJf8dNlUcY+xivQ T6upOPF1fGtsxpUZOE/D60MdwaNOLhqvzx2pLEGm0p/ECZSTKpRh+ApjRzH7BzDD bihOrpMdTVgft4LJblAUDQxjoN4XyXPwf0T6AHh4N7QmTFkKJpCq0pgMnzFWDNlp 2wIDAQAB -----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 4474220279511397648 . . . . . . . . [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 2.5.4.7 (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 - G3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-06-04 10:17:09 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-12-31 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 2.5.4.7 (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 'Chuo 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 'Tama IT Center' . . . . . . . . . . . . [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.ac04.tamacc.chuo-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 20995984075427566519440202625906227092723622022774835322593598433001370971325357137518451225802149056471990706562716068375025633380004297317552162834502545709687050157515826132282425921454097373642253988040651730042284302292573784829733584849663329661460243438866377214453756989040890048154234477246155063219182092977819065642737898921558608253424073664670254960134760277868520814724504178857312575549807881352120925427320272061184969461429776072761804785793758217725771710873871808284436853121731645803892961166259064833049495371370877843497822126099724959296647225545435001243091979540338599853884620666266006940123 . . . . . . . . . . . . . . . . . . . . [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 34335673d9adbd48c45e775ae050e7d72fea4afa . . . . . . . . . . . . . . . . [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/fullcrlg3.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) 9f8ecdc91319c6287305369dfddfe2cd9fa4b25e . . . . . . . . . . . . . . . . [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://niig3.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 (32 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ac04.tamacc.chuo-u.ac.jp' . . . . [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) 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