web.dendai.ac.jp

Issued by NII Open Domain CA - G4

About this certificate


This digital certificate with serial number 71:dd:20:da:09:cd:14:1c was issued on by National Institute of Informatics .

With 3 subject alternative names this certificate can be used to secure multiple fqdn's. 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

Tokyo Denki University

Organization: Tokyo Denki University
Organization unit: Multimedia Resource center and library
Locality: Academe
Country: JP

National Institute of Informatics

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

Time untill certificate expires

This certificate will expire on

Certificate Details

Serial Number (hex): 71:dd:20:da:09:cd:14:1c
Serial Number (int): 8204750216978306076
Serial Number lenght: 63 bits, 8 octets

SubjectKeyId: a9:8b:f6:2c:03:ed:86:dd:6e:46:fb:c3:de:88:fa:3d:01:9d:1f:7c
AuthorityKeyId: 19:0b:6f:39:1f:31:03:34:5f:e4:d2:40:1f:37:e6:8d:e7:62:39:7c

Fingerprint (sha1): be:3d:d9:14:aa:48:81:9a:50:4d:75:8f:c3:27:ab:dc:33:27:c2:ed
Fingerprint (sha256): b0:df:a3:04:5b:5d:db:ca:c0:09:4b:13:1d:ac:d9:9e:42:6f:a9:0f:57:4e:4d:12:eb:71:5c:ad:69:61:99:79


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 web.dendai.ac.jp
3
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

web.dendai.ac.jp
www.dendai.ac.jp
top.dendai.ac.jp

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFGDCCBACgAwIBAgIIcd0g2gnNFBwwDQYJKoZIhvcNAQELBQAwbTELMAkGA1UE BhMCSlAxEDAOBgNVBAcTB0FjYWRlbWUxKjAoBgNVBAoTIU5hdGlvbmFsIEluc3Rp dHV0ZSBvZiBJbmZvcm1hdGljczEgMB4GA1UEAxMXTklJIE9wZW4gRG9tYWluIENB IC0gRzQwHhcNMTUwNjAyMDEzNzA2WhcNMTcwNzAyMDEzNzA2WjCBjDELMAkGA1UE BhMCSlAxEDAOBgNVBAcTB0FjYWRlbWUxHzAdBgNVBAoTFlRva3lvIERlbmtpIFVu aXZlcnNpdHkxLzAtBgNVBAsTJk11bHRpbWVkaWEgUmVzb3VyY2UgY2VudGVyIGFu ZCBsaWJyYXJ5MRkwFwYDVQQDExB3ZWIuZGVuZGFpLmFjLmpwMIIBIjANBgkqhkiG 9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwtLE1B+mRbwcYyjaEyKjW2mz49Ny4ONQRgfs yE6/HPxUjdcs2INtVAj9PJGUSnz4v1wKoos+DEo9ihsSFWatxOrBS4tC9Dg2rX+I HxYTuTXuO4/YqDP8gHwaIBmhtnmhy+L5zjLF7AtUOqBZx25aiY9yEhtQ+O6IVYU4 /OTblBmY/RdZCN7YKKKDkCiQiD7MyGy31iSZTw7SAEocxteRw2ozAXqSJ21h8Kns MqqMLNfDpswXZVu8eo3y7l1Mzc6thZPoVktFmO2LHm1vBi5zHjYtLtx6bWOMpkdt eeIRoYlw/GPlPaWbhRLYPrqGxnxa0Y4rwKbaGJ/YpKe2UXsUrQIDAQABo4IBmjCC AZYwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMB8GA1UdIwQYMBaAFBkL bzkfMQM0X+TSQB835o3nYjl8MEoGA1UdHwRDMEEwP6A9oDuGOWh0dHA6Ly9yZXBv MS5zZWNvbXRydXN0Lm5ldC9zcHBjYS9uaWkvb2RjYTMvZnVsbGNybGc0LmNybDAO BgNVHQ8BAf8EBAMCBaAwHQYDVR0OBBYEFKmL9iwD7Ybdbkb7w96I+j0BnR98MFoG A1UdIARTMFEwTwYMKwYBBAGB/AgDAgEBMD8wPQYIKwYBBQUHAgEWMWh0dHBzOi8v cmVwbzEuc2Vjb210cnVzdC5uZXQvc3BjcHAvY3BzL2luZGV4Lmh0bWwwPAYIKwYB BQUHAQEEMDAuMCwGCCsGAQUFBzABhiBodHRwOi8vbmlpZzQub2NzcC5zZWNvbXRy dXN0Lm5ldDA/BgNVHREEODA2ghB3ZWIuZGVuZGFpLmFjLmpwghB3d3cuZGVuZGFp LmFjLmpwghB0b3AuZGVuZGFpLmFjLmpwMA0GCSqGSIb3DQEBCwUAA4IBAQA1Hqrh kXx2SxwTUu8n9YiSymgR46arZ3RhWFBs2U+cv0zctrdJ+0zZn+KRCDdGaRH4YP7J KNkZYcomuUc5e2R3E5nsZVsdTGmxk//HLkFNuCdE1X4LpP8yLB3klnA1C12ha64E mEdnConpY8nmbEt/lEDetD17XDvEy4dvOoJRzWj1FGvyaR5LdJlWqugUZ4RJgRt7 AxsHDAlz8LClPTORQV3JKH/pCaaAGuf8jfK/SGPYfvy15jpHGaASvoMn9xq0JMLc Ef1upgARE1JqqlEOzuWynTEcKbTtVHW4iVIE84GReYYvbPemxTEwKAOS/ZYonhaz Gk2xPrJ3WGtgvRDt -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwtLE1B+mRbwcYyjaEyKj W2mz49Ny4ONQRgfsyE6/HPxUjdcs2INtVAj9PJGUSnz4v1wKoos+DEo9ihsSFWat xOrBS4tC9Dg2rX+IHxYTuTXuO4/YqDP8gHwaIBmhtnmhy+L5zjLF7AtUOqBZx25a iY9yEhtQ+O6IVYU4/OTblBmY/RdZCN7YKKKDkCiQiD7MyGy31iSZTw7SAEocxteR w2ozAXqSJ21h8KnsMqqMLNfDpswXZVu8eo3y7l1Mzc6thZPoVktFmO2LHm1vBi5z HjYtLtx6bWOMpkdteeIRoYlw/GPlPaWbhRLYPrqGxnxa0Y4rwKbaGJ/YpKe2UXsU rQIDAQAB -----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 8204750216978306076 . . . . . . . . [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 2015-06-02 01:37:06 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-07-02 01:37:06 +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 'Tokyo Denki 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 Resource center and library' . . . . . . . . . . . . [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 'web.dendai.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 24594165162817374841098974718657949275410679756820932808503313698470557498372209644004967052385439788621086298635773767987347764690165455298521085737211023618886751855722279529963181414433444710202496661015539140150085932981316402141575303462694634244278937556538693252525445035844427211562921002021957025789663963690452964704737070664062996161623084110787466216621640666356957471933964464379374716353807880810629060257854453997538770489600406574856726181324152654272013048208309925090563777345819029352460169146964066447598837001917968325711305561304056479491223308898347048640979345541797365329206055240264895370413 . . . . . . . . . . . . . . . . . . . . [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) a98bf62c03ed86dd6e46fbc3de88fa3d019d1f7c . . . . . . . . . . . . . . . . [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 (56 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'web.dendai.ac.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dendai.ac.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'top.dendai.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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