j-support.kosen-k.go.jp

Issued by NII Open Domain CA - G4

About this certificate


This digital certificate with serial number 4e:bb:8b:f8:6c:be:de:fe 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

National Institute of Technology

Organization: National Institute of Technology
Organization unit: Headquarters Secretariat
Locality: Academe
Country: JP

National Institute of Informatics

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

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Certificate Details

Serial Number (hex): 4e:bb:8b:f8:6c:be:de:fe
Serial Number (int): 5673282054695870206
Serial Number lenght: 63 bits, 8 octets

SubjectKeyId: e0:85:c5:d6:e5:8b:b4:74:15:92:91:b8:2b:f1:01:9f:cf:e6:2b:7e
AuthorityKeyId: 19:0b:6f:39:1f:31:03:34:5f:e4:d2:40:1f:37:e6:8d:e7:62:39:7c

Fingerprint (sha1): 2e:46:be:18:7d:4c:48:40:34:92:07:d1:47:ed:77:67:bd:b6:c8:50
Fingerprint (sha256): 75:e4:31:74:ea:5b:03:d1:9a:28:24:a1:de:a2:b2:b8:ce:9a:0c:02:65:7a:3b:35:8e:8b:7e:72:2e:6c:39:de


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 j-support.kosen-k.go.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: j-support.kosen-k.go.jp

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIE/jCCA+agAwIBAgIITruL+Gy+3v4wDQYJKoZIhvcNAQELBQAwbTELMAkGA1UE BhMCSlAxEDAOBgNVBAcTB0FjYWRlbWUxKjAoBgNVBAoTIU5hdGlvbmFsIEluc3Rp dHV0ZSBvZiBJbmZvcm1hdGljczEgMB4GA1UEAxMXTklJIE9wZW4gRG9tYWluIENB IC0gRzQwHhcNMTUwNDIxMDYwNzA3WhcNMTcwNTIxMDYwNzA3WjCBjzELMAkGA1UE BhMCSlAxEDAOBgNVBAcTB0FjYWRlbWUxKTAnBgNVBAoTIE5hdGlvbmFsIEluc3Rp dHV0ZSBvZiBUZWNobm9sb2d5MSEwHwYDVQQLExhIZWFkcXVhcnRlcnMgU2VjcmV0 YXJpYXQxIDAeBgNVBAMTF2otc3VwcG9ydC5rb3Nlbi1rLmdvLmpwMIIBIjANBgkq hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw8aLP05UkmBndTrscj69QCpbszzS34uc J7Lyl72mTaDXEO9pCyTRD7q1R3gxR1ynlIWFhf1WQGvxSlCa6UdcCaqY59AR0Ob4 ++NjeU9AVEos0MAbVPL+O+NngmN3MorKuhS5e1HeXEMtz5UEg1dBIgYz8uZX9b21 7WirO6z4ArBaN0qwsuG3XO5ZSY688MsH6EMvW0W3f3XYfcX8PQefQvl1IJZwiZ95 TWhQPiYv2M6tSk//6nFQLC8TBIEbBNbaO3zWhJKmZ5ml4mjaqORFS9pyvt0QhEoK HzaHnyWc+ppx/vATGalWO2oKm2hW8d+viQNktuL1AfG+FCo0OOHnBQIDAQABo4IB fTCCAXkwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMB8GA1UdIwQYMBaA FBkLbzkfMQM0X+TSQB835o3nYjl8MEoGA1UdHwRDMEEwP6A9oDuGOWh0dHA6Ly9y ZXBvMS5zZWNvbXRydXN0Lm5ldC9zcHBjYS9uaWkvb2RjYTMvZnVsbGNybGc0LmNy bDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0OBBYEFOCFxdbli7R0FZKRuCvxAZ/P5it+ MFoGA1UdIARTMFEwTwYMKwYBBAGB/AgDAgEBMD8wPQYIKwYBBQUHAgEWMWh0dHBz Oi8vcmVwbzEuc2Vjb210cnVzdC5uZXQvc3BjcHAvY3BzL2luZGV4Lmh0bWwwPAYI KwYBBQUHAQEEMDAuMCwGCCsGAQUFBzABhiBodHRwOi8vbmlpZzQub2NzcC5zZWNv bXRydXN0Lm5ldDAiBgNVHREEGzAZghdqLXN1cHBvcnQua29zZW4tay5nby5qcDAN BgkqhkiG9w0BAQsFAAOCAQEAR/nEVMhJvSZs6VXl46o2Mrie1pY6wXXZPs955qwa zkkafz7dMDC/27ZrDj6NN7e060PZO8V89Qk6lFQgJ6mQtMO7PF6E8IPx6lMseMQN US+n7/7mDkiqeWnQjFPpHFgxdJSFn6ilpXe48HIAjZexDZS0q8zHKlIc/ybl1TeY fevsBqISv0ilTy+zefaHa821G2G1VChQCl32XXKbPoPelmfuIqUpU77D2JOLjZCG T0NO4bt1QsQOoqEP4xVY4UEsS2AhW5ZcMRVeTun0J3a58fjy3LfJOjbxle/c3JJ6 N0bQqam5oAY9P8RHgJ33csxsa7S4Z9lSdeM85NjEbmwnuw== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw8aLP05UkmBndTrscj69 QCpbszzS34ucJ7Lyl72mTaDXEO9pCyTRD7q1R3gxR1ynlIWFhf1WQGvxSlCa6Udc CaqY59AR0Ob4++NjeU9AVEos0MAbVPL+O+NngmN3MorKuhS5e1HeXEMtz5UEg1dB IgYz8uZX9b217WirO6z4ArBaN0qwsuG3XO5ZSY688MsH6EMvW0W3f3XYfcX8PQef Qvl1IJZwiZ95TWhQPiYv2M6tSk//6nFQLC8TBIEbBNbaO3zWhJKmZ5ml4mjaqORF S9pyvt0QhEoKHzaHnyWc+ppx/vATGalWO2oKm2hW8d+viQNktuL1AfG+FCo0OOHn BQIDAQAB -----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 5673282054695870206 . . . . . . . . [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 2015-04-21 06:07:07 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-05-21 06:07:07 +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 'National Institute of Technology' . . . . . . . . . . . . [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 'Headquarters Secretariat' . . . . . . . . . . . . [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 'j-support.kosen-k.go.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 24714375131587166837224079259705356996341554287911012388356278704095243116017870704191153735345320542032492587591593547885952166732853983544423885216959094370584776475638309456677667290679581828758548247938355627913147576031463202648181307378774898599454838456080336228194185611217050174004056085675151882792381844012371217709690957158277835519599420709151721956141713359757180776315898551875943010275384911399428122737159598691230688956714946087421295438378312203386562237195550315638375673521931123170377351231419035869499159155672393353381316117997848102539768732351009779415995135748700037868738135658952311039749 . . . . . . . . . . . . . . . . . . . . [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) e085c5d6e58bb474159291b82bf1019fcfe62b7e . . . . . . . . . . . . . . . . [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 (27 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'j-support.kosen-k.go.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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