www.rikkyo.ac.jp

- Rikkyo University -

Issued by NII Open Domain CA - G4

About this certificate

This digital certificate with serial number 0e:5c:0f:76:af:79:e1:f9 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.


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  • 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)

Rikkyo University

Organization: Rikkyo University
Organization unit: Public Relations Office
Locality: Academe
Country: JP

National Institute of Informatics

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

This certificate has expire since

Certificate Details

Serial Number (hex): 0e:5c:0f:76:af:79:e1:f9
Serial Number (int): 1034719016812929529
Serial Number lenght: 60 bits, 8 octets

SubjectKeyId: 4d:01:b6:43:1a:61:fa:9c:01:06:c2:24:9c:13:59:6a:a9:8e:08:f6
AuthorityKeyId: 19:0b:6f:39:1f:31:03:34:5f:e4:d2:40:1f:37:e6:8d:e7:62:39:7c

Fingerprint (sha1): e3:dc:8a:1b:9a:7e:e5:e9:18:19:64:f2:41:99:0e:91:21:1b:20:68
Fingerprint (sha256): 1a:ba:6d:8b:d7:8a:91:23:28:3a:4f:5b:b7:14:70:ed:b1:09:1b:e8:97:af:3c:b1:92:0d:a8:86:c0:d4:8f:02


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 certificate www.rikkyo.ac.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.rikkyo.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.rikkyo.ac.jp

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Certificate

The complete raw certificate details for www.rikkyo.ac.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0uXOn6j+uCPL0iVYHrk3
57dTW5jqyTdnoIi7eF5PaoBmjrFhxRvkzmUBL5JGHa9V7mwvK7nGnUeYgttoo/f1
0EV5PDHTGrPf7jAimHGCNIT+ULph/t+dNpy7u/n6gBSithplSt4/lX8zRxFohM04
BTF9ZeIBvHC8N909VW8JPlGfM6ZZW5bcGUXKycFBQhU/9ek0QzCGlizNVYy3aNcQ
zta/3jSk2+JOompEWKZMLC688zyJHo9E/weW2CABx9k/QmkEu99fLUyco0M9qSa4
izjr67aAr5rPcZb4jj4TlB6uvygmt85K9UjLISo5xy6m4aKfKCweYVj5V1+DY0Ma
5wIDAQAB
-----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 1034719016812929529
 . . . . . . . . [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 2017-04-13 05:43:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-14 05:43:50 +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 'Rikkyo 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 'Public Relations Office'
 . . . . . . . . . . . . [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.rikkyo.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 26623366159151927939923174349222714580190221627499315700514498456887865360396456132739959487578416414668929802524701966049515288989501218998204454616675131836007271352455336631932928830897916724450291542467123528630749207261140427574882377938360258026104641610310687287452297691229868996939816519493014040349684584962278799482732430744765504447704979493999387317353519773185356598985212796152101500342820545049435339831855941528068157061352867825948190308846919773218615589448056400246877962295049066706224347002870074351943948361947848165662558974659018855574470803171227424717068738700275667591604324662886355114727
 . . . . . . . . . . . . . . . . . . . . [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)
							4d01b6431a61fa9c0106c2249c13596aa98e08f6
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.rikkyo.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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