www.jcnt.co.jp
Issued by GeoTrust DV SSL CA - G3
About this certificate
This digital certificate with serial number 7e:1b:ad:ed:52:9e:ce:f7:82:ab:e5:5f:0c:0d:b4:62 was issued on by GeoTrust 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)
- Sub certificates SHOULD include Subject Key Identifier in end entity certs (RFC 5280: 4.2 & 4.2.1.2)
Certificate Subject
CN=www.jcnt.co.jp
GeoTrust Inc.
Organization:
GeoTrust Inc.
Organization unit: Domain Validated SSL
Organization unit: Domain Validated SSL
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 7e:1b:ad:ed:52:9e:ce:f7:82:ab:e5:5f:0c:0d:b4:62Serial Number (int): 167626447143585546409587901581144994914
Serial Number lenght: 127 bits, 16 octets
SubjectKeyId:
AuthorityKeyId: ad:65:22:85:90:d0:3b:e3:a1:49:8b:37:f9:f1:0b:1d:5f:17:a0:77
Fingerprint (sha1): 57:ee:d4:4a:dc:cc:69:cf:ea:ea:a2:27:2f:59:14:7b:7b:9f:a4:fd
Fingerprint (sha256): 69:a5:42:68:d5:a7:3d:af:96:48:6e:e5:e8:c5:c0:ee:a7:5c:e8:01:e6:e8:9a:12:62:dd:59:b2:1c:f0:bd:87
Issuing Certificate URL: http://gt.symcb.com/gt.crt
Revocation information
OCSP Server: http://gt.symcd.comCRL Distribution Point: http://gt.symcb.com/gt.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
9 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----- MIIFvTCCBKWgAwIBAgIQfhut7VKezveCq+VfDA20YjANBgkqhkiG9w0BAQsFADBm MQswCQYDVQQGEwJVUzEWMBQGA1UEChMNR2VvVHJ1c3QgSW5jLjEdMBsGA1UECxMU RG9tYWluIFZhbGlkYXRlZCBTU0wxIDAeBgNVBAMTF0dlb1RydXN0IERWIFNTTCBD QSAtIEczMB4XDTE3MDMyMzAwMDAwMFoXDTE4MDQyMjIzNTk1OVowGTEXMBUGA1UE AwwOd3d3LmpjbnQuY28uanAwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIB AQDPSsvdioog2qC+kFm27H/Qi6P0me7mejtwnxpWQVM8VSLGiRZQNu3/UO62j4lZ Ujlhb4MMXeCSHeC5x2XYwX50DRx1OLIiGNXAABxHzCSzC25Q0Sna1xcI6Ei6/dea t29iMD7rjZK8prPy/fCmBxMIkcQ6u2CtRj+EdZsPyq+q8DLXb+EvpM80LkvaGvbc 7Bqeq+ukuqUbgYdAqw5I8sMhG5J/ZmVXjvglv3Ekzpnd8yzTa+Gws+av38IRIb7a vHM3CSnRkAhBjvo6BMVPJdQqlSyqcpECGhAveWnPeFFPlz1lJpMWKn3da6GAwAlO 95c0VqZ6tWtPLmKtJYpJgNI/AgMBAAGjggKyMIICrjAlBgNVHREEHjAcgg53d3cu amNudC5jby5qcIIKamNudC5jby5qcDAJBgNVHRMEAjAAMCsGA1UdHwQkMCIwIKAe oByGGmh0dHA6Ly9ndC5zeW1jYi5jb20vZ3QuY3JsMIGdBgNVHSAEgZUwgZIwgY8G BmeBDAECATCBhDA/BggrBgEFBQcCARYzaHR0cHM6Ly93d3cuZ2VvdHJ1c3QuY29t L3Jlc291cmNlcy9yZXBvc2l0b3J5L2xlZ2FsMEEGCCsGAQUFBwICMDUMM2h0dHBz Oi8vd3d3Lmdlb3RydXN0LmNvbS9yZXNvdXJjZXMvcmVwb3NpdG9yeS9sZWdhbDAf BgNVHSMEGDAWgBStZSKFkNA746FJizf58QsdXxegdzAOBgNVHQ8BAf8EBAMCBaAw HQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMFcGCCsGAQUFBwEBBEswSTAf BggrBgEFBQcwAYYTaHR0cDovL2d0LnN5bWNkLmNvbTAmBggrBgEFBQcwAoYaaHR0 cDovL2d0LnN5bWNiLmNvbS9ndC5jcnQwggECBgorBgEEAdZ5AgQCBIHzBIHwAO4A dQDd6x0reg1PpiCLga2BaHB+Lo6dAdVciI09EcTNtuy+zAAAAVr60+q2AAAEAwBG MEQCIGNpn3y5G3LNc3tkOJwO0cfIPouLJKmETOnKMRu01a5BAiBMjUjh3wftxlis 5JW0exeMmRcm52jbWnAoq9gU9J0ZnAB1AKS5CZC0GFgUh7sTosxncAo8NZgE+Rvf uON3zQ7IDdwQAAABWvrT6uQAAAQDAEYwRAIgLCrtJFBBeHlPbzLeEeQyIT2HvmN8 a6O9gDlq2Fyma+ICIEFrN2+6gX7V4EWdJVDWkof7wj8YvDObE/UzHteinnlkMA0G CSqGSIb3DQEBCwUAA4IBAQBJ1QXFe7DjGsE/4mZHsvNeQZPxCIJS2HR2KRK99fZJ lrDwf8lua9zvp4z4EF8OIhb/aphqFUb5TqCDq4K1YVc4kYTPUQSAgrt8pUtw3pm5 QaUu+1RJYj6UyZWBbjA8NLGZCjXCqVf2IbOs17XNV+ZZPM+8rJ+GGlWbM7/Wllzc jvmwviKwsvGh0zO+uroOxvLotSFwG1jQZLrHqYduLsev7KRMiaGL80WiUgYgTJUc c96lf1Zor1wZVH4cAijaJ9L78z013y//XJ+ks7GYcBcH+k6VW1cZCXn6QXT+KBSv nYptt4a0rSJDNpzzkoUlLe6Xttt/wwMPWY/PGopOV6CE -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz0rL3YqKINqgvpBZtux/ 0Iuj9Jnu5no7cJ8aVkFTPFUixokWUDbt/1Duto+JWVI5YW+DDF3gkh3gucdl2MF+ dA0cdTiyIhjVwAAcR8wkswtuUNEp2tcXCOhIuv3XmrdvYjA+642SvKaz8v3wpgcT CJHEOrtgrUY/hHWbD8qvqvAy12/hL6TPNC5L2hr23OwanqvrpLqlG4GHQKsOSPLD IRuSf2ZlV474Jb9xJM6Z3fMs02vhsLPmr9/CESG+2rxzNwkp0ZAIQY76OgTFTyXU KpUsqnKRAhoQL3lpz3hRT5c9ZSaTFip93WuhgMAJTveXNFamerVrTy5irSWKSYDS PwIDAQAB -----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 167626447143585546409587901581144994914 . . . . . . . . [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 '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 - G3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-03-23 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-04-22 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:12|false] UTF8String '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 26168212582429820094830708156425342679462822825092631523327853413696343477124629379839936730183534321701641663777275894825610102773557336154455545896117859712804341956718348719835139397973790991212644772474287740606774744179642081666144666021578956241694682170059236109796648078593302467204938095274769247735411089739681272329484983455655498931414139845961031687822970276531528896420159801383835577595976088613342532328841523518234995490009181367605477712105175980040688863662560009649939192984787339693020529565400955536956110362717333627151764647850200537618170163762385829623758691691383630002546616598155755573823 . . . . . . . . . . . . . . . . . . . . [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 (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 2.5.29.19 (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 2.5.29.31 (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://gt.symcb.com/gt.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 (149 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 'https://www.geotrust.com/resources/repository/legal' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://www.geotrust.com/resources/repository/legal' . . . . . . . . . . . . . . . . [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 ad65228590d03be3a1498b37f9f10b1d5f17a077 . . . . . . . . . . . . . . . . [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 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://gt.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://gt.symcb.com/gt.crt' . . . . . . . . . . . . . . . . [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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee007500ddeb1d2b7a0d4fa6208b81ad8168707e2e8e9d01d55c888d3d11c4cdb6ecbecc0000015afad3eab60000040300463044022063699f7cb91b72cd737b64389c0ed1c7c83e8b8b24a9844ce9ca311bb4d5ae4102204c8d48e1df07edc658ace495b47b178c991726e768db5a7028abd814f49d199c007500a4b90990b418581487bb13a2cc67700a3c359804f91bdfb8e377cd0ec80ddc100000015afad3eae4000004030046304402202c2aed24504178794f6f32de11e432213d87be637c6ba3bd80396ad85ca66be20220416b376fba817ed5e0459d2550d69287fbc23f18bc339b13f5331ed7a29e7964 . . . . [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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