webmail.post.kek.jp

Issued by Symantec Class 3 Secure Server CA - G4

About this certificate


This digital certificate with serial number 5c:c3:0b:e3:58:9e:ae:05:b8:4a:0e:d9:46:27:b0:fe was issued on by Symantec Corporation .

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

  • WARNING: Using depricated TeletexString for '[Tsukuba]'
  • WARNING: Using depricated TeletexString for '[High Energy Accelerator Research Organization (KEK)]'
  • WARNING: Using depricated TeletexString for '[POST]'
  • WARNING: Using depricated TeletexString for '[webmail.post.kek.jp]'

High Energy Accelerator Research Organization (KEK)

Organization: High Energy Accelerator Research Organization (KEK)
Organization unit: POST
State / Province: Ibaraki
Locality: Tsukuba
Country: JP

Symantec Corporation

Organization: Symantec Corporation
Organization unit: Symantec Trust Network
State / Province: Ibaraki
Locality: Tsukuba
Country: JP

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 5c:c3:0b:e3:58:9e:ae:05:b8:4a:0e:d9:46:27:b0:fe
Serial Number (int): 123301714618351595542151653406032769278
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId:
AuthorityKeyId: 5f:60:cf:61:90:55:df:84:43:14:8a:60:2a:b2:f5:7a:f4:43:18:ef

Fingerprint (sha1): dc:ca:6e:1a:d1:d7:9b:a3:5d:25:07:8e:f7:55:8d:b8:bb:8e:cb:91
Fingerprint (sha256): 84:36:24:20:52:da:3d:39:1a:3b:22:a7:9c:7c:06:05:c9:5d:b9:43:21:d6:3c:89:70:34:ed:93:ea:11:e2:35

Issuing Certificate URL: http://ss.symcb.com/ss.crt

Revocation information

OCSP Server: http://ss.symcd.com
CRL Distribution Point: http://ss.symcb.com/ss.crl

Check the revocation status for the current certificate on webmail.post.kek.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

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

This certificate doesn't contain any other subject alternative names besides the common name of the subject: webmail.post.kek.jp

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFEzCCA/ugAwIBAgIQXMML41iergW4Sg7ZRiew/jANBgkqhkiG9w0BAQsFADB+ MQswCQYDVQQGEwJVUzEdMBsGA1UEChMUU3ltYW50ZWMgQ29ycG9yYXRpb24xHzAd BgNVBAsTFlN5bWFudGVjIFRydXN0IE5ldHdvcmsxLzAtBgNVBAMTJlN5bWFudGVj IENsYXNzIDMgU2VjdXJlIFNlcnZlciBDQSAtIEc0MB4XDTE0MTExODAwMDAwMFoX DTE1MTIxMDIzNTk1OVowgZwxCzAJBgNVBAYTAkpQMRAwDgYDVQQIEwdJYmFyYWtp MRAwDgYDVQQHFAdUc3VrdWJhMTwwOgYDVQQKFDNIaWdoIEVuZXJneSBBY2NlbGVy YXRvciBSZXNlYXJjaCBPcmdhbml6YXRpb24gKEtFSykxDTALBgNVBAsUBFBPU1Qx HDAaBgNVBAMUE3dlYm1haWwucG9zdC5rZWsuanAwggEiMA0GCSqGSIb3DQEBAQUA A4IBDwAwggEKAoIBAQCz5cdAQZVQxlrtI+Bl4yTMsKrX22GrEyWAlaw+HNuzsGBM 7EDPUMWL+aXgOzhalhyr+t0kVf3zHu9NuZrWPX1ieShWq65lWdLWQMwqW+zHO3ag OwWSKDVCGH9noCGfQlAOCcIK9n9KBmbFJe9AcZGbUHntYGAwq+kTdy9/l+HJUU2U G24JXAh0ODLtbWyvVHjJjkePxDyUVSI1/cE6pWqqDcDYojSFCE7o1ZgA57xG3JUt yVl2SrWDI+5GFCMAn3Eft2A5ZjLfLQgkKpqxEoLWpp0GkYIDBbzWIxzSodN8wZG1 kOE0mqKrBMYVdVwWsTFj1DJv9dcR6L8pVWr5ach3AgMBAAGjggFsMIIBaDAeBgNV HREEFzAVghN3ZWJtYWlsLnBvc3Qua2VrLmpwMAkGA1UdEwQCMAAwDgYDVR0PAQH/ BAQDAgWgMGUGA1UdIAReMFwwWgYKYIZIAYb4RQEHNjBMMCMGCCsGAQUFBwIBFhdo dHRwczovL2Quc3ltY2IuY29tL2NwczAlBggrBgEFBQcCAjAZDBdodHRwczovL2Qu c3ltY2IuY29tL3JwYTArBgNVHR8EJDAiMCCgHqAchhpodHRwOi8vc3Muc3ltY2Iu Y29tL3NzLmNybDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwHwYDVR0j BBgwFoAUX2DPYZBV34RDFIpgKrL1evRDGO8wVwYIKwYBBQUHAQEESzBJMB8GCCsG AQUFBzABhhNodHRwOi8vc3Muc3ltY2QuY29tMCYGCCsGAQUFBzAChhpodHRwOi8v c3Muc3ltY2IuY29tL3NzLmNydDANBgkqhkiG9w0BAQsFAAOCAQEANJR+PWVuvFYS cQ9pzoF73ceDEBJNMfyTAGEYRrpYzT102etgl9BesB4VUWNZIjzOV0qKkia2uXsT bA/s9k4NfVeySYeFtEmlK/ZYCK+UrBBDbXD9YK/P/tqUV9Rt7mgjn0Yt3QtVQuaJ 2kRae99UrfFoHD+YtwHwo0WROUOJsGKpHKokFlVgcufEIlVZ4mHeQpLBHO/m3Hub A5X+nq1ptIxcrpWDVlKc83m4xVrP+1cwis3h27coeDBq6oUbPY5a/5B2VQF3g0Ce DNORW6cHfVXw3I5qLWnQULxxXrXmFbs8HvhzL2j6jnTNlqE6IU39UBDln+DnMfPD 4mVWAuRy6A== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs+XHQEGVUMZa7SPgZeMk zLCq19thqxMlgJWsPhzbs7BgTOxAz1DFi/ml4Ds4WpYcq/rdJFX98x7vTbma1j19 YnkoVquuZVnS1kDMKlvsxzt2oDsFkig1Qhh/Z6Ahn0JQDgnCCvZ/SgZmxSXvQHGR m1B57WBgMKvpE3cvf5fhyVFNlBtuCVwIdDgy7W1sr1R4yY5Hj8Q8lFUiNf3BOqVq qg3A2KI0hQhO6NWYAOe8RtyVLclZdkq1gyPuRhQjAJ9xH7dgOWYy3y0IJCqasRKC 1qadBpGCAwW81iMc0qHTfMGRtZDhNJqiqwTGFXVcFrExY9Qyb/XXEei/KVVq+WnI dwIDAQAB -----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 123301714618351595542151653406032769278 . . . . . . . . [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 '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 'Symantec Corporation' . . . . . . . . . . . . [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 'Symantec Trust Network' . . . . . . . . . . . . [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 'Symantec Class 3 Secure Server CA - G4' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-11-18 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-12-10 23:59:59 +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 'Ibaraki' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'Tsukuba' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'High Energy Accelerator Research Organization (KEK)' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'POST' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'webmail.post.kek.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 22709964503641962477349844602333187833504419176733085692739247232040189870869115365648063439159362436112982323342224925295951795770669838684433249552670844859040952593476235435992036013529182384489210592196135188733534710109135300695939999729598013266636524014405592957237834783184012488175476002978055594857063029456124223519574443055080099991111590170578041535403993378421648145237592154571184535553746236127103065201047774406934579820937032589263791690685746125796687022363385707607217194573971182951030261913668433299217425534334906359753145140299720695126070876532868203449678481357702254978948619754123274340471 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.17 (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.post.kek.jp' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [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 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 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (94 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.113733.1.7.54 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://d.symcb.com/cps' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'https://d.symcb.com/rpa' . . . . . . . . . . . . . . . . [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 (36 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://ss.symcb.com/ss.crl' . . . . . . . . . . . . . . . . [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 5f60cf619055df8443148a602ab2f57af44318ef . . . . . . . . . . . . . . . . [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 (75 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://ss.symcd.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://ss.symcb.com/ss.crt' . . . . [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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