webmail.kyoei.ac.jp

Issued by GeoTrust DV SSL CA

About this certificate


This digital certificate with serial number 01:46:65 was issued on by GeoTrust Inc. .

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: localityName is required for [EV] certificates
  • ERROR: businessCategory is required for [EV] certificates
  • ERROR: jurisdictionCountryName is required for [EV] certificates
  • ERROR: localityName or stateOrProvinceName is required if organizationName is set
  • ERROR: stateOrProvinceName is required if organizationName is set

webmail.kyoei.ac.jp

Company registration number: w15pGvXF07g/R2exj8pc-dEf84qjxI5Q
Organization: webmail.kyoei.ac.jp
Organization unit: GT63147636
Organization unit: See www.geotrust.com/resources/cps (c)11
Organization unit: Domain Control Validated - QuickSSL(R)
Country: JP

GeoTrust Inc.

Organization: GeoTrust Inc.
Organization unit: Domain Validated SSL
Country: JP

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 01:46:65
Serial Number (int): 83557
Serial Number lenght: 17 bits, 3 octets

SubjectKeyId: 0c:70:f9:0f:e5:f7:80:3c:80:31:5f:c6:9b:63:d0:4f:0f:37:81:21
AuthorityKeyId: 8c:f4:d9:93:0a:47:bc:00:a0:4a:ce:4b:75:6e:a0:b6:b0:b2:7e:fc

Fingerprint (sha1): 37:0d:a4:5e:09:d7:3f:0a:59:2b:84:8a:6c:e7:cb:3b:76:43:e1:ff
Fingerprint (sha256): bd:4f:8c:a8:d6:8c:bf:99:95:fb:13:ec:00:e2:66:a1:e7:ad:81:6f:c8:58:36:b9:bd:e4:50:ba:78:48:39:c6

Issuing Certificate URL: http://gtssldv-aia.geotrust.com/gtssldv.crt

Revocation information

CRL Distribution Point: http://gtssldv-crl.geotrust.com/crls/gtssldv.crl

Check the revocation status for the current certificate on webmail.kyoei.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
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: webmail.kyoei.ac.jp

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIE+zCCA+OgAwIBAgIDAUZlMA0GCSqGSIb3DQEBBQUAMGExCzAJBgNVBAYTAlVT MRYwFAYDVQQKEw1HZW9UcnVzdCBJbmMuMR0wGwYDVQQLExREb21haW4gVmFsaWRh dGVkIFNTTDEbMBkGA1UEAxMSR2VvVHJ1c3QgRFYgU1NMIENBMB4XDTExMDIxMzE0 MzgyMloXDTEzMDQxNjA4MzYzNlowge0xKTAnBgNVBAUTIHcxNXBHdlhGMDdnL1Iy ZXhqOHBjLWRFZjg0cWp4STVRMQswCQYDVQQGEwJKUDEcMBoGA1UEChMTd2VibWFp bC5reW9laS5hYy5qcDETMBEGA1UECxMKR1Q2MzE0NzYzNjExMC8GA1UECxMoU2Vl IHd3dy5nZW90cnVzdC5jb20vcmVzb3VyY2VzL2NwcyAoYykxMTEvMC0GA1UECxMm RG9tYWluIENvbnRyb2wgVmFsaWRhdGVkIC0gUXVpY2tTU0woUikxHDAaBgNVBAMT E3dlYm1haWwua3lvZWkuYWMuanAwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEK AoIBAQC8llLeKHMDazpybqdR0W2ACQOwDCg0I4blLU/x7Z/sGdKHhOgdxu4mmNB0 OX18giGU00I+A4+6aXIRp9JXmsjSE5VONT2Oxj/WkeQ6hcN8RIRRW0lNpk9tlgaS DB9xxmVvpAFGRrz8UCec1M72kHY54t+87xiywnWnZoB63G3/Q9VYYE/7Vz5i2YW2 ynf0xV8QeKHaHx0yDEFrTMTucQDGf2ptcJQxAIxHy5qtl+B8crfA4csjXzU2CMFr KaLltzdyfwxcAMPAyXVyeWUL6OUwk4mxkZIo/WshKJbH2u2zUbxpnAI3mkSg0lsO j65i1WhA4cUYkKpoO/TmaZi/D4A7AgMBAAGjggEtMIIBKTAfBgNVHSMEGDAWgBSM 9NmTCke8AKBKzkt1bqC2sLJ+/DAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMB4GA1UdEQQXMBWCE3dlYm1haWwua3lvZWkuYWMu anAwQQYDVR0fBDowODA2oDSgMoYwaHR0cDovL2d0c3NsZHYtY3JsLmdlb3RydXN0 LmNvbS9jcmxzL2d0c3NsZHYuY3JsMB0GA1UdDgQWBBQMcPkP5feAPIAxX8abY9BP DzeBITAMBgNVHRMBAf8EAjAAMEcGCCsGAQUFBwEBBDswOTA3BggrBgEFBQcwAoYr aHR0cDovL2d0c3NsZHYtYWlhLmdlb3RydXN0LmNvbS9ndHNzbGR2LmNydDANBgkq hkiG9w0BAQUFAAOCAQEAafRzQZCECvAn6U92Rd9LsiGTMR4rMaK2u3pzNYhU5LW+ wRSO2b8xTKKT6Mo7n1S5xXFLbdqOni7/ZpAZxDQbbOmcHpcNvUaTWESUsyayb2Dr Z9vWeTdeR8oWrXou9VnKI9FFKXtQ6FgQjTi77gWf28rUiJ3GgVKGb41JRnojOPm4 W6+y4f4DZY8MSl8Xp9i8ONDjwKkmG1o44UET+0ivYIXvMQfCGZBQCURuUt3bOTo7 GyszZlE4r1A8RKSfzYXM484bYClIRd2kfAvRbSjrKWS2zL3OWLOG8aleN2GonzvG Itx0xyb+/sVX4bkh+vyKMSZyemK7JU84fH75RJbHTA== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvJZS3ihzA2s6cm6nUdFt gAkDsAwoNCOG5S1P8e2f7BnSh4ToHcbuJpjQdDl9fIIhlNNCPgOPumlyEafSV5rI 0hOVTjU9jsY/1pHkOoXDfESEUVtJTaZPbZYGkgwfccZlb6QBRka8/FAnnNTO9pB2 OeLfvO8YssJ1p2aAetxt/0PVWGBP+1c+YtmFtsp39MVfEHih2h8dMgxBa0zE7nEA xn9qbXCUMQCMR8uarZfgfHK3wOHLI181NgjBaymi5bc3cn8MXADDwMl1cnllC+jl MJOJsZGSKP1rISiWx9rts1G8aZwCN5pEoNJbDo+uYtVoQOHFGJCqaDv05mmYvw+A OwIDAQAB -----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 83557 . . . . . . . . [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 'US' . . . . . . . . . . . . [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 'GeoTrust Inc.' . . . . . . . . . . . . [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 'Domain Validated SSL' . . . . . . . . . . . . [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 'GeoTrust DV SSL CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2011-02-13 14:38:22 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-04-16 08:36:36 +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 2.5.4.5 (serialNumber) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'w15pGvXF07g/R2exj8pc-dEf84qjxI5Q' . . . . . . . . . . . . [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 'webmail.kyoei.ac.jp' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GT63147636' . . . . . . . . . . . . [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 'See www.geotrust.com/resources/cps (c)11' . . . . . . . . . . . . [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 'Domain Control Validated - QuickSSL(R)' . . . . . . . . . . . . [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 'webmail.kyoei.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 23806928714019092818729515657034485864120892638216009524842913658008590718225126371720540953824262104840985672829798863873776547120801887881367097921173460963220072634968582418022597948360922655326516113327064818015247578987024165107749986720834336685002999631951670481536633416055656822836042617400456723858069909102047643363062519684934615777467859739276175541944376537152740830565147417935158724682790587557089740176629843545502045073263244714264876787098121931171352001795754362068587109527594721737923407030076580333097159195609059239304096415263156755825453636661394008902644114014217724373322321248862136664123 . . . . . . . . . . . . . . . . . . . . [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 8cf4d9930a47bc00a04ace4b756ea0b6b0b27efc . . . . . . . . . . . . . . . . [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 (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 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (23 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.kyoei.ac.jp' . . . . . . . . . . . . . . . . [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 (58 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://gtssldv-crl.geotrust.com/crls/gtssldv.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) 0c70f90fe5f7803c80315fc69b63d04f0f378121 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (59 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://gtssldv-aia.geotrust.com/gtssldv.crt' . . . . [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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