www.jcnt.co.jp
Issued by GeoTrust TLS RSA CA G1
About this certificate
This digital certificate with serial number 08:78:f4:6b:39:64:16:48:c5:0b:2e:68:a4:bd:21:a9 was issued on by DigiCert Inc.
With 2 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. 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.
We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=www.jcnt.co.jp
DigiCert Inc
Organization:
DigiCert Inc
Organization unit: www.digicert.com
Organization unit: www.digicert.com
Country:
US
This certificate will expire on
Certificate Details
Serial Number (hex): 08:78:f4:6b:39:64:16:48:c5:0b:2e:68:a4:bd:21:a9Serial Number (int): 11261856992421829708726503231522152873
Serial Number lenght: 124 bits, 16 octets
SubjectKeyId: 65:88:2e:6f:89:d3:9e:c7:6e:7f:ed:4f:e5:e3:bf:6d:1b:73:9f:64
AuthorityKeyId: 94:4f:d4:5d:8b:e4:a4:e2:a6:80:fe:fd:d8:f9:00:ef:a3:be:02:57
Fingerprint (sha1): 12:d1:ff:b2:d4:0e:21:dc:8f:b4:96:1a:48:38:e2:92:ff:a2:4d:a9
Fingerprint (sha256): e0:f4:0a:76:9f:33:2b:88:62:74:a5:7c:fb:10:4b:45:52:98:77:f9:a6:5e:16:56:c8:90:a5:2c:e1:c0:35:e0
Issuing Certificate URL: http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.crt
Revocation information
OCSP Server: http://status.geotrust.comCRL Distribution Point: http://cdp.geotrust.com/GeoTrustTLSRSACAG1.crl
Check the revocation status for certificate www.jcnt.co.jp
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.jcnt.co.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
10 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
www.jcnt.co.jp
jcnt.co.jp
jcnt.co.jp
Other certificates including the domain name jcnt.co.jp
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.jcnt.co.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGJDCCBQygAwIBAgIQCHj0azlkFkjFCy5opL0hqTANBgkqhkiG9w0BAQsFADBg MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3 d3cuZGlnaWNlcnQuY29tMR8wHQYDVQQDExZHZW9UcnVzdCBUTFMgUlNBIENBIEcx MB4XDTIzMDcxMTAwMDAwMFoXDTI0MDcyNDIzNTk1OVowGTEXMBUGA1UEAxMOd3d3 LmpjbnQuY28uanAwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC8RqnU tER+2lkAx1uWx0/afjvZ+O9UG66bvVn+6SZbG/YpYCo/mMTYqXHjVqeMYiyBMK1x 0BaxETW8+q7gTDxlPhJsISolMAeTL6d8Gxiu+oozJG6/TPrvjHvSSW+hr6rbkA8t zxk+SjezyaTCZmpKhNSaX74kdOYJAvafNpwqoGEj/CDrrC6OXXPkE/f4ef5mn5P2 c98wrjCoPOChngiZVp6dUfjCMkj8t+ZDUEu0opKhS1LAzVLOKheRajJAWKg/YxeH FtG/3XdetXkMd3la1UnqBT50pcbbz7Sidier8Um62bTVZLEEb42YJClfFDdNYyoT h5f8h8ZBqdz+qDF7AgMBAAGjggMfMIIDGzAfBgNVHSMEGDAWgBSUT9Rdi+Sk4qaA /v3Y+QDvo74CVzAdBgNVHQ4EFgQUZYgub4nTnsduf+1P5eO/bRtzn2QwJQYDVR0R BB4wHIIOd3d3LmpjbnQuY28uanCCCmpjbnQuY28uanAwDgYDVR0PAQH/BAQDAgWg MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjA/BgNVHR8EODA2MDSgMqAw hi5odHRwOi8vY2RwLmdlb3RydXN0LmNvbS9HZW9UcnVzdFRMU1JTQUNBRzEuY3Js MD4GA1UdIAQ3MDUwMwYGZ4EMAQIBMCkwJwYIKwYBBQUHAgEWG2h0dHA6Ly93d3cu ZGlnaWNlcnQuY29tL0NQUzB2BggrBgEFBQcBAQRqMGgwJgYIKwYBBQUHMAGGGmh0 dHA6Ly9zdGF0dXMuZ2VvdHJ1c3QuY29tMD4GCCsGAQUFBzAChjJodHRwOi8vY2Fj ZXJ0cy5nZW90cnVzdC5jb20vR2VvVHJ1c3RUTFNSU0FDQUcxLmNydDAJBgNVHRME AjAAMIIBfQYKKwYBBAHWeQIEAgSCAW0EggFpAWcAdQDuzdBk1dsazsVct520zROi ModGfLzs3sNRSFlGcR+1mwAAAYlD8To5AAAEAwBGMEQCIAeT+3J6M2SOKrzCz05h GZPlmlsfso1RFfd8s3xllESbAiAnCojFtb1ArkQjJ+UMCIz8Md+p89bgWaFe61hR AdEkDgB2AEiw42vapkc0D+VqAvqdMOscUgHLVt0sgdm7v6s52IRzAAABiUPxOfcA AAQDAEcwRQIhAKjizgLWLN2yIAAhxEIdQbYIeb68Y7tv3YIVbufB5Sr3AiADQgr3 pF6Grb4nvxLkgW2S+KtoL/vQgiWNKbjDyzrDBAB2ANq2v2s/tbYin5vCu1xr6HCR cWy7UYSFNL2kPTBI1/urAAABiUPxObIAAAQDAEcwRQIhAKdMk9ByU3etzIdic0ri /HgF/17QyXgpDCb+dFJbRSX0AiBUBvgjG8ZLH/wMWDHQaSZ4c33XJjwuyk33RfmY LoFNszANBgkqhkiG9w0BAQsFAAOCAQEAlJpRh5teUbWEpr1xqJg3hf+Bk0nJ17EM BWEVRtdbZpPD9RJcgAFlQ1Iy7oiKzBNitvmrmdyll2x/jde7Icc2POIqKA1pbzhn Eh4F3NwZY5XO7rl9EzI0veufQKt+TUhCMT7lIj0Wb03SAsuDMrVPCeT3A0wPw8Pr 9K6Ef5018pxKlxwXa5HLOzSMfOcnAo7644WMb1O3OdaBkGf7hNyzV2QS5gxQWtbe ISBnxCD2kD1psRbzUAWhV6Cahjyz6VgE4PG2EBWaUSFIyCgZ+RRBFzjGpiTe4cr2 WCZO3OhlSVeNJ3BTOp5i+Hh8nXGGMrAcF6oLNJo+mog3PePt2G+44Q== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvEap1LREftpZAMdblsdP 2n472fjvVBuum71Z/ukmWxv2KWAqP5jE2Klx41anjGIsgTCtcdAWsRE1vPqu4Ew8 ZT4SbCEqJTAHky+nfBsYrvqKMyRuv0z674x70klvoa+q25APLc8ZPko3s8mkwmZq SoTUml++JHTmCQL2nzacKqBhI/wg66wujl1z5BP3+Hn+Zp+T9nPfMK4wqDzgoZ4I mVaenVH4wjJI/LfmQ1BLtKKSoUtSwM1SzioXkWoyQFioP2MXhxbRv913XrV5DHd5 WtVJ6gU+dKXG28+0onYnq/FJutm01WSxBG+NmCQpXxQ3TWMqE4eX/IfGQanc/qgx ewIDAQAB -----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 11261856992421829708726503231522152873 . . . . . . . . [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 'DigiCert 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 'www.digicert.com' . . . . . . . . . . . . [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 TLS RSA CA G1' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-11 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-24 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 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.jcnt.co.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 23767646755781902173357480521982919784197442208093943549946897441142494710310668344385352995977968256993522422381448097510596779538398695183791974025974974329964528196754638790665645223589008915688401178296008085843046764142838881053505626962724668156795873733909200534218690880269644594613526823016759926813501557113210479861692999197566224398131549383651334541029152776709833297524048371294134283481081156040254476999808617397768835560607468613217429465717920873976244427736122937280967265241827000338435619327206765381669086537160003421054468292541035396007740817180972432578735819387564436114386181863532741013883 . . . . . . . . . . . . . . . . . . . . [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 944fd45d8be4a4e2a680fefdd8f900efa3be0257 . . . . . . . . . . . . . . . . [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) 65882e6f89d39ec76e7fed4fe5e3bf6d1b739f64 . . . . . . . . . . . . . . . . [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 (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.jcnt.co.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jcnt.co.jp' . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (56 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://cdp.geotrust.com/GeoTrustTLSRSACAG1.crl' . . . . . . . . . . . . . . . . [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 (55 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://www.digicert.com/CPS' . . . . . . . . . . . . . . . . [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 (106 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://status.geotrust.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://cacerts.geotrust.com/GeoTrustTLSRSACAG1.crt' . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (365 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (361 bytes) 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 . . . . [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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