www.jcnt.co.jp
Issued by GeoTrust RSA CA 2018
About this certificate
This digital certificate with serial number 05:cf:14:ab:48:2e:64:be:53:b1:b4:ec:ba:c2:da:ad was issued on by DigiCert Inc.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This 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. 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 has expire since
Certificate Details
Serial Number (hex): 05:cf:14:ab:48:2e:64:be:53:b1:b4:ec:ba:c2:da:adSerial Number (int): 7721364647188158698634634647012825773
Serial Number lenght: 123 bits, 16 octets
SubjectKeyId: b9:b1:62:f5:2b:64:44:2d:67:0b:10:8e:63:5b:bb:f7:7d:0f:5b:3a
AuthorityKeyId: 90:58:ff:b0:9c:75:a8:51:54:77:b1:ed:f2:a3:43:16:38:9e:6c:c5
Fingerprint (sha1): f7:65:a5:bd:95:26:f3:98:76:96:03:7a:66:37:fc:ec:29:72:3b:c4
Fingerprint (sha256): 03:58:ad:0d:66:b9:74:5b:c8:cc:a4:4a:4f:75:85:8a:5a:11:fc:80:54:07:fe:c9:15:79:16:96:2b:f3:09:74
Issuing Certificate URL: http://cacerts.geotrust.com/GeoTrustRSACA2018.crt
Revocation information
OCSP Server: http://status.geotrust.comCRL Distribution Point: http://cdp.geotrust.com/GeoTrustRSACA2018.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----- MIIGLjCCBRagAwIBAgIQBc8Uq0guZL5TsbTsusLarTANBgkqhkiG9w0BAQsFADBe MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3 d3cuZGlnaWNlcnQuY29tMR0wGwYDVQQDExRHZW9UcnVzdCBSU0EgQ0EgMjAxODAe Fw0xODAyMTMwMDAwMDBaFw0xOTA1MTUxMjAwMDBaMBkxFzAVBgNVBAMTDnd3dy5q Y250LmNvLmpwMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5Ei80AnP z07smCRs2t+wJN9lVqGRQXnrkyGNnfjkSsKH9r/g99Png5PNmUDQgOUOerTJzVJ3 hO7slB8RK/5u+bhjhGwypcTrokff29OKmTR8pTiYbahPp/oLnul5yGVWZb1ssUvh qxcCsZOBVaI2/V4UB26RbbVBNLXQfWvj7U5/IVprQGI0biwClAWqK1JlhTklGCiO ZFBxxljNl2X59DvtPVxjz8BjKfsVHHwki+pgsuoveUbAaScacka3Oz4QUnMByqeA P6Hy7hzP+PskfcGjn1JIXHQiAQtB/X38lHOBb+hLHKSNPeMKIonjzb9c8FofGx2d XzYryNlpt4uh7wIDAQABo4IDKzCCAycwHwYDVR0jBBgwFoAUkFj/sJx1qFFUd7Ht 8qNDFjiebMUwHQYDVR0OBBYEFLmxYvUrZEQtZwsQjmNbu/d9D1s6MCUGA1UdEQQe MByCDnd3dy5qY250LmNvLmpwggpqY250LmNvLmpwMA4GA1UdDwEB/wQEAwIFoDAd BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwPgYDVR0fBDcwNTAzoDGgL4Yt aHR0cDovL2NkcC5nZW90cnVzdC5jb20vR2VvVHJ1c3RSU0FDQTIwMTguY3JsMEwG A1UdIARFMEMwNwYJYIZIAYb9bAECMCowKAYIKwYBBQUHAgEWHGh0dHBzOi8vd3d3 LmRpZ2ljZXJ0LmNvbS9DUFMwCAYGZ4EMAQIBMHUGCCsGAQUFBwEBBGkwZzAmBggr BgEFBQcwAYYaaHR0cDovL3N0YXR1cy5nZW90cnVzdC5jb20wPQYIKwYBBQUHMAKG MWh0dHA6Ly9jYWNlcnRzLmdlb3RydXN0LmNvbS9HZW9UcnVzdFJTQUNBMjAxOC5j cnQwCQYDVR0TBAIwADCCAX0GCisGAQQB1nkCBAIEggFtBIIBaQFnAHYApLkJkLQY WBSHuxOizGdwCjw1mAT5G9+443fNDsgN3BAAAAFhjoec6QAABAMARzBFAiB2xlZP BSG5RGcQeyAelPa87yWXS0vxcegq53Opnr6jdgIhANkzLqLb9DoAfRgHe93vP8QY qXdZ0/bmwovAe3Vb1exVAHUAh3W/51l8+IxDmV+9827/Vo1HVjb/SrVgwbTq/16g gw8AAAFhjoedVQAABAMARjBEAiB3573NDSkPDfn8oW7d4YkzLOYUtgWEniNVfb7o uM8vvwIgTdwjSrm6f6Dp3dQacodC4q93FycT7L4WrNZYwU8hYIMAdgC72d+8H4px tZOUI5eqkntHOFeVCqtS6BqQlmQ2jh7RhQAAAWGOh52RAAAEAwBHMEUCIHqaR7F5 6+UqnFehNyn+MBFOHaAcuOhyISIzkgiW4FT8AiEAj1iWjhV8rq0FbvLpjrB8jjrP Nc+jpgz8qws6F/ueo3AwDQYJKoZIhvcNAQELBQADggEBACP34LdgDjqnreWtUrll NSRAyrqQUyu9u+PHDjZHDAC7Srv+JGUAnkWdEU9agTUKmhLSwYgxTDU1/D3ta99r oy0E7mcM6Kvk0EjL3peLGray4Wqdc631U9Ef4Tr2Z43QDjv2AVm6kPDkNKBcoSAt q7DE1YNbWnbQHtVI9e7sHgYPf+Siwpi4Jg37XTji9nloXbVz1xcXcCasnyxUojK9 SJ2WnYJjOyW8hZ/E46LOBTk5wMAuYanK7q6ZrQOqZOJUOZEDgnTXTLKibDTLBv50 oqRh8CMbRYHL5LY1JouxzMYTG0JwANJoyZkcsOX25eQOolAS7pLp4UGeQsPlv/dp 1pQ= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5Ei80AnPz07smCRs2t+w JN9lVqGRQXnrkyGNnfjkSsKH9r/g99Png5PNmUDQgOUOerTJzVJ3hO7slB8RK/5u +bhjhGwypcTrokff29OKmTR8pTiYbahPp/oLnul5yGVWZb1ssUvhqxcCsZOBVaI2 /V4UB26RbbVBNLXQfWvj7U5/IVprQGI0biwClAWqK1JlhTklGCiOZFBxxljNl2X5 9DvtPVxjz8BjKfsVHHwki+pgsuoveUbAaScacka3Oz4QUnMByqeAP6Hy7hzP+Psk fcGjn1JIXHQiAQtB/X38lHOBb+hLHKSNPeMKIonjzb9c8FofGx2dXzYryNlpt4uh 7wIDAQAB -----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 7721364647188158698634634647012825773 . . . . . . . . [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 RSA CA 2018' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-02-13 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-15 12:00:00 +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 28818201754703849875290642342777493795234998656335492393798073704524103588112736591888884145769147278930178691692398987293620548324357787137178848438841944280939095669374940707690549639150908096715773812746784608567539785845935577568238837866704563031081077696383515580263592894943859254761295977790497459697357419569833005188441505032169487325908379274554463962150980566695040549669561640261726953853907594176424140727075963309630649798924920922544420702273542028229286522913686173575883778692755088019716787272046168258532948201955192239318928788346460441346354326931070603316493775046772875219113746230608808092143 . . . . . . . . . . . . . . . . . . . . [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 9058ffb09c75a8515477b1edf2a34316389e6cc5 . . . . . . . . . . . . . . . . [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) b9b162f52b64442d670b108e635bbbf77d0f5b3a . . . . . . . . . . . . . . . . [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 (55 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/GeoTrustRSACA2018.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 (69 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.114412.1.2 (digiCertDVCert) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://www.digicert.com/CPS' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (105 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/GeoTrustRSACA2018.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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