ourea.okinawa-u.ac.jp

- Okinawa University -

Issued by NII Open Domain CA - G5

About this certificate

This digital certificate with serial number 6c:1b:02:b2:98:2a:82:a3:f4:60:cd:6b:ea:00:94:e3 was issued on by National Institute of Informatics.

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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
  • Subscriber certificates authorityInformationAccess extension should contain the HTTP URL of the issuing CA’s certificate (BRs: 7.1.2.3)

Okinawa University

Organization: Okinawa University
Organization unit: Multimedia Education and Research Center
State / Province: Okinawa
Locality: Naha-shi
Country: JP

National Institute of Informatics

Organization: National Institute of Informatics
Country: JP

This certificate has expire since

Certificate Details

Serial Number (hex): 6c:1b:02:b2:98:2a:82:a3:f4:60:cd:6b:ea:00:94:e3
Serial Number (int): 143696870274476602771314047802920703203
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: 80:28:24:24:ab:9a:d0:f6:59:2e:e8:32:a9:25:6c:31:84:d1:56:74
AuthorityKeyId: 67:3a:3a:c1:6b:b7:1c:a6:41:46:39:30:84:c8:69:00:59:11:58:c1

Fingerprint (sha1): 3d:f1:33:d1:26:35:4e:ae:ff:4e:e9:6e:a1:c6:85:18:ec:c8:54:07
Fingerprint (sha256): 06:83:70:79:aa:e5:c4:4b:83:72:4c:8a:cd:8b:fe:34:f2:3c:40:83:d6:a9:2a:08:9b:33:39:9b:e4:01:da:b5


Revocation information

OCSP Server: http://niig5.ocsp.secomtrust.net
CRL Distribution Point: http://repo1.secomtrust.net/sppca/nii/odca3/fullcrlg5.crl

Check the revocation status for certificate ourea.okinawa-u.ac.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ourea.okinawa-u.ac.jp

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

ourea.okinawa-u.ac.jp

Other certificates including the domain name okinawa-u.ac.jp

(limited to 100 certificates)

Certificate

The complete raw certificate details for ourea.okinawa-u.ac.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtnqwWn9Dy4jUyEXdY6jD
gqI4uBfYzdugWFQb9brGy5kzJIu8fmtHBhNrFJ98frd7NOB9shx+ZiiMKCPAovEA
iNhaFJEu+t57vsI4FyzyaTd0AUiDi0WlYVTeJi7ndjSJOK465c3wnD5ROyFPWjOs
6EyvOLYv2nG1HnWgLK+m7R9SFNN6o4NMsnefDJOfj0rk7O1LJRENXPHNU18bIyfU
GDYZTu+LOGudI8fIo/nbHNE5jEdlbgziFb1mVcKn9H0vZt9/itJ//JfsIq5DuCQy
mUCu8hvGBBn8/tLjOjxBZeliD92fkyKma8c6gz7F4lB8Np6WsyUoJ6YdLDypyXsJ
FwIDAQAB
-----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 143696870274476602771314047802920703203
 . . . . . . . . [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 '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 - G5'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-08 05:42:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-04-09 05:42:10 +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 'Okinawa'
 . . . . . . . . . . . . [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 'Naha-shi'
 . . . . . . . . . . . . [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 'Okinawa 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 'Multimedia Education and Research 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 'ourea.okinawa-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 23035871645854088945208692794068099542464947246617299648545725021906105206787648039697024196846598003133733874490229516164598841840450746174427337135861403842068869244050875337369784089879508966121610467522295807687163786558341594804381477133858010360486428418082768674375553492127728526933287158782608197818966894581529121064215395331987688553953689557166667775167340987189936361492904259374294224671016034704411526918373589019252643374425575340338151388083924473592390871783942562838939101670710016681579165973413266446384302911878109163026498999459607154765960937741433799474123278376456117930258182570703901624599
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 673a3ac16bb71ca64146393084c86900591158c1
 . . . . . . . . . . . . . . . . [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://niig5.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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ourea.okinawa-u.ac.jp'
 . . . . . . . . . . . . . . . . [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 (89 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/sppca/nii/odca3/'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.2 (Organization Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [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 (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/fullcrlg5.crl'
 . . . . . . . . . . . . . . . . [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)
							80282424ab9ad0f6592ee832a9256c3184d15674
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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