idm.iis.u-tokyo.ac.jp

Issued by

About this certificate


This digital certificate with serial number 5e:57:38:77:cb:8d:0c:61 was issued on by National Institute of Informatics .

While the 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.

Cerificate errors/warnings *beta

  • ERROR: Certificate contains no Authority Info Access Issuers
  • WARNING: Certificate contains unknown extension ([2.16.840.1.113730.1.1])
  • ERROR: stateOrProvinceName is required if organizationName is set

The University of Tokyo

Organization: The University of Tokyo
Organization unit: Institute of Industrial Science
Locality: Academe2
Country: JP

National Institute of Informatics

Organization: National Institute of Informatics
Organization unit: UPKI
Organization unit: NII Open Domain CA - G2
Locality: Academe2
Country: JP

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 5e:57:38:77:cb:8d:0c:61
Serial Number (int): 6797964249706335329
Serial Number lenght: 63 bits, 8 octets

SubjectKeyId: f9:b2:bb:10:44:20:e3:39:73:79:49:a0:d3:3c:46:23:b1:8f:3c:bd
AuthorityKeyId: 7b:0a:07:f7:18:ca:8c:0e:d6:da:bc:50:80:6c:2c:47:02:d1:0d:fb

Fingerprint (sha1): 35:2e:0a:28:9c:cd:9b:54:a2:aa:53:c7:ae:b6:b5:5c:20:ee:bf:a6
Fingerprint (sha256): 20:b0:5b:41:d0:2a:c0:1c:5f:29:a5:b0:e7:08:33:85:50:ae:e1:a2:56:bd:e3:3a:5f:81:64:bf:d5:30:f6:75


Revocation information

CRL Distribution Point: http://repo1.secomtrust.net/sppca/nii/odca2/fullcrl.crl

Check the revocation status for the current certificate on idm.iis.u-tokyo.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

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: idm.iis.u-tokyo.ac.jp

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIE3jCCA8agAwIBAgIIXlc4d8uNDGEwDQYJKoZIhvcNAQEFBQAwfTELMAkGA1UE BhMCSlAxETAPBgNVBAcTCEFjYWRlbWUyMSowKAYDVQQKEyFOYXRpb25hbCBJbnN0 aXR1dGUgb2YgSW5mb3JtYXRpY3MxDTALBgNVBAsTBFVQS0kxIDAeBgNVBAsTF05J SSBPcGVuIERvbWFpbiBDQSAtIEcyMB4XDTE0MDIyNzA0NDgwNVoXDTE2MDMyODA0 NTgwNVowgYwxCzAJBgNVBAYTAkpQMREwDwYDVQQHEwhBY2FkZW1lMjEgMB4GA1UE ChMXVGhlIFVuaXZlcnNpdHkgb2YgVG9reW8xKDAmBgNVBAsTH0luc3RpdHV0ZSBv ZiBJbmR1c3RyaWFsIFNjaWVuY2UxHjAcBgNVBAMTFWlkbS5paXMudS10b2t5by5h Yy5qcDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALjN1CsGCDe5IEkk 5n/wb8RDmhLZP9Q3qcvqUFzeoAEHiuZZ+iMvbfyeDE8Hs/tEOxkRebZ9IvL6xfuO qzPkgLeohwlMJcC1ZY/3WKh3BiA/PMCsRL2y4jzvpNguetlmthqvuSyMEzB6tR0y U6JMoxENdQFxFjbTe2s8B926MIHoa015GDDZ3ZP0wxg0cEHJv6E7R2iek6ZxBE5M p0KwNw893CzWm1xpIo5O/hz6FEC3jZRpkoYRs9MP70tha29IpvDYh3abWXbsY3uw XMyjn/7OJmP7m6cQKzJe82iOSvMcR96C0R2+0dS0Pr/AbXl+6MFpDlxgUI/Fb2/4 KYXXAsUCAwEAAaOCAVAwggFMMA4GA1UdDwEB/wQEAwIFoDATBgNVHSUEDDAKBggr BgEFBQcDATAdBgNVHQ4EFgQU+bK7EEQg4zlzeUmg0zxGI7GPPL0wHwYDVR0jBBgw FoAUewoH9xjKjA7W2rxQgGwsRwLRDfswIAYDVR0RBBkwF4IVaWRtLmlpcy51LXRv a3lvLmFjLmpwMGYGA1UdIARfMF0wTQYKKoMIjJweAQICATA/MD0GCCsGAQUFBwIB FjFodHRwczovL3JlcG8xLnNlY29tdHJ1c3QubmV0L3NwY3BwL2Nwcy9pbmRleC5o dG1sMAwGCiqDCIybG2SHBQEwSAYDVR0fBEEwPzA9oDugOYY3aHR0cDovL3JlcG8x LnNlY29tdHJ1c3QubmV0L3NwcGNhL25paS9vZGNhMi9mdWxsY3JsLmNybDARBglg hkgBhvhCAQEEBAMCBkAwDQYJKoZIhvcNAQEFBQADggEBAM2D3CpFeIcracfCBcWG QTnhard18oqGF8x6AbrNsI8MgvLv3brHT7tUzHfIA0RqxNNWBCdI92+Cy0piXbm6 BjRP1ginrmAZjQSCh7Oe96hb9sizxAFtsD8nUnCBh7LrI1QvVaNwRKy8oGiyXKcF ThHgUNJBqkRL/BThoUYkbewLE96CXrQaJw4vjykCrxy7udWerf2BqMmnbOrnUTPv ivPkLqwWZzZHKPvqWRXayzmljw8BNybLrRgKKfkksYDl0w4Zv1mBsM+AkKiC5adh DuXuQWBOZaEfYupjQWVrwpMcCAnZr7TAkn5rlKlK1v2fJEPVNrx4KRvjQpI6Vi2H Ml4= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuM3UKwYIN7kgSSTmf/Bv xEOaEtk/1Depy+pQXN6gAQeK5ln6Iy9t/J4MTwez+0Q7GRF5tn0i8vrF+46rM+SA t6iHCUwlwLVlj/dYqHcGID88wKxEvbLiPO+k2C562Wa2Gq+5LIwTMHq1HTJTokyj EQ11AXEWNtN7azwH3bowgehrTXkYMNndk/TDGDRwQcm/oTtHaJ6TpnEETkynQrA3 Dz3cLNabXGkijk7+HPoUQLeNlGmShhGz0w/vS2Frb0im8NiHdptZduxje7BczKOf /s4mY/ubpxArMl7zaI5K8xxH3oLRHb7R1LQ+v8BteX7owWkOXGBQj8Vvb/gphdcC xQIDAQAB -----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 6797964249706335329 . . . . . . . . [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 'Academe2' . . . . . . . . . . . . [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 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'UPKI' . . . . . . . . . . . . [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 'NII Open Domain CA - G2' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-02-27 04:48:05 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-03-28 04:58:05 +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 'Academe2' . . . . . . . . . . . . [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 'The University of Tokyo' . . . . . . . . . . . . [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 'Institute of Industrial Science' . . . . . . . . . . . . [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 'idm.iis.u-tokyo.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 23329346068786847397233902014821723672690532439346675128268240423334288176264772613360010882895014711502364130594485391922315897823002198959522569638612567800500724282070340353527464648521818113751509844046843841751234571627181977781493705128119810911575199382810969425819045393777909875603441389710696214376657706381599114466858517353412548208348820594445990767621751976015965988791333220901286089850830660092002023449275562487464461927136464898305232305321204319025047538441774758563773837072319429573680632211324725001524238012221027625292973665041058398840542398300080822477624476855311612846854550190588821963461 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 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: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) f9b2bb104420e339737949a0d33c4623b18f3cbd . . . . . . . . . . . . . . . . [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 7b0a07f718ca8c0ed6dabc50806c2c4702d10dfb . . . . . . . . . . . . . . . . [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 'idm.iis.u-tokyo.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 (95 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.392.200222.1.2.2.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.2.392.200091.100.901.1 . . . . . . . . . . . . . . . . [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 (65 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/odca2/fullcrl.crl' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.113730.1.1 (netscape-cert-type) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2 bits) 0640 . . . . [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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