www.it8.co.jp
Issued by AlphaSSL CA - SHA256 - G2
About this certificate
This digital certificate with serial number 3c:44:1c:eb:7a:d9:08:cd:18:a8:a0:53 was issued on by GlobalSign nv-sa.
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.it8.co.jp
GlobalSign nv-sa
Organization:
GlobalSign nv-sa
Country:
BE
This certificate will expire on
Certificate Details
Serial Number (hex): 3c:44:1c:eb:7a:d9:08:cd:18:a8:a0:53Serial Number (int): 18651444115112992798725939283
Serial Number lenght: 94 bits, 12 octets
SubjectKeyId: 63:b8:e4:87:37:70:77:63:86:39:85:91:12:a7:85:1a:b3:7a:50:60
AuthorityKeyId: f5:cd:d5:3c:08:50:f9:6a:4f:3a:b7:97:da:56:83:e6:69:d2:68:f7
Fingerprint (sha1): 6c:68:3a:5f:c2:e2:8b:d5:11:80:39:13:51:8d:d5:cd:e5:da:e9:91
Fingerprint (sha256): 42:be:92:b2:fa:91:16:c6:50:0c:04:54:cc:d1:49:37:f2:02:e6:bc:66:0a:4c:f7:58:f7:db:86:26:b1:69:4a
Issuing Certificate URL: http://secure.globalsign.com/cacert/gsalphasha2g2r1.crt
Revocation information
OCSP Server: http://ocsp2.globalsign.com/gsalphasha2g2CRL Distribution Point: http://crl.globalsign.com/gs/gsalphasha2g2.crl
Check the revocation status for certificate www.it8.co.jp
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.it8.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.it8.co.jp
it8.co.jp
it8.co.jp
Other certificates including the domain name it8.co.jp
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.it8.co.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIEyzCCA7OgAwIBAgIMPEQc63rZCM0YqKBTMA0GCSqGSIb3DQEBCwUAMEwxCzAJ BgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSIwIAYDVQQDExlB bHBoYVNTTCBDQSAtIFNIQTI1NiAtIEcyMB4XDTIyMTIwMjA2MTkxOFoXDTI0MDEw MzA2MTkxN1owGDEWMBQGA1UEAxMNd3d3Lml0OC5jby5qcDCCASIwDQYJKoZIhvcN AQEBBQADggEPADCCAQoCggEBAPAxcIs7W3dfBLpiVFjI/jDtpeCcosmtkRM5syrC OXgBunnJmuqtlTUjqtXEO6lXisLIHj8LR1MGI9THBkPlBUPsdTQX15Er/rvWt2lO xMN/HFhR0r5ORCPjCVs29gudHTWiCz4wPFGJqTZdSV2YLNVJcWrfTU7Ak2lvHPyJ vJelAtVkcgQx9ITLnqeoyrF1yCbst/UR+UacGmv6KyIDcFtaTFT3N6Ee7RP6cfbG BOLEWLxzI08txMpsmBp1LjU1x87lHwdKE4aQvrAxdd+y3uJzQcc6Gxyc114+MsJq N01kNOJqaxhP55068wqlXdRIIoLPN0WFYR2uSESnzWiLzYECAwEAAaOCAd8wggHb MA4GA1UdDwEB/wQEAwIFoDCBigYIKwYBBQUHAQEEfjB8MEMGCCsGAQUFBzAChjdo dHRwOi8vc2VjdXJlLmdsb2JhbHNpZ24uY29tL2NhY2VydC9nc2FscGhhc2hhMmcy cjEuY3J0MDUGCCsGAQUFBzABhilodHRwOi8vb2NzcDIuZ2xvYmFsc2lnbi5jb20v Z3NhbHBoYXNoYTJnMjBXBgNVHSAEUDBOMEIGCisGAQQBoDIBCgowNDAyBggrBgEF BQcCARYmaHR0cHM6Ly93d3cuZ2xvYmFsc2lnbi5jb20vcmVwb3NpdG9yeS8wCAYG Z4EMAQIBMAkGA1UdEwQCMAAwPwYDVR0fBDgwNjA0oDKgMIYuaHR0cDovL2NybC5n bG9iYWxzaWduLmNvbS9ncy9nc2FscGhhc2hhMmcyLmNybDAjBgNVHREEHDAagg13 d3cuaXQ4LmNvLmpwgglpdDguY28uanAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsG AQUFBwMCMB8GA1UdIwQYMBaAFPXN1TwIUPlqTzq3l9pWg+Zp0mj3MB0GA1UdDgQW BBRjuOSHN3B3Y4Y5hZESp4Uas3pQYDATBgorBgEEAdZ5AgQDAQH/BAIFADANBgkq hkiG9w0BAQsFAAOCAQEAfzedquAp9ONUPZUlRkTfb3yizXLybNdVjPVCSpNbEwV7 cdC3jPgXQz0GVC4GDOgkBdvz+qJq5DZH38OVnxRJfZ0ftX2lK9UioJ/bMN6RHj18 WcX1/kPfoJWQKK5c0jtJmh3OvWeHYaIyrs28Xrqa9De/aCfR+thQ1bfPHLJdTVx2 1PraKy/fCQtMU6VeOiBskozW2QRMykIx0jLGlENBJRp3KTElMVQMvXh4fErRuDV1 sdbdHHGaWYjcAAbWF/hRqeUY2pOyqro+A3mDlhQH7KlAKEJTnjI0SF0Cjz5Sh9iY cXohCSjFtREMcuuFIhDu78Bo6kW8E9lFckD/w5pyUg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8DFwiztbd18EumJUWMj+ MO2l4Jyiya2REzmzKsI5eAG6ecma6q2VNSOq1cQ7qVeKwsgePwtHUwYj1McGQ+UF Q+x1NBfXkSv+u9a3aU7Ew38cWFHSvk5EI+MJWzb2C50dNaILPjA8UYmpNl1JXZgs 1Ulxat9NTsCTaW8c/Im8l6UC1WRyBDH0hMuep6jKsXXIJuy39RH5Rpwaa/orIgNw W1pMVPc3oR7tE/px9sYE4sRYvHMjTy3EymyYGnUuNTXHzuUfB0oThpC+sDF137Le 4nNBxzobHJzXXj4ywmo3TWQ04mprGE/nnTrzCqVd1Egigs83RYVhHa5IRKfNaIvN gQIDAQAB -----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 18651444115112992798725939283 . . . . . . . . [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 'BE' . . . . . . . . . . . . [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 'GlobalSign nv-sa' . . . . . . . . . . . . [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 'AlphaSSL CA - SHA256 - G2' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-12-02 06:19:18 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-03 06:19:17 +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.it8.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 30321572779339446722110493268097838952896021862166013411767789054851690603975279339849662941411911941873058991609457246524959008299005158323492603192177046411642621138290169715979524615517292498728374552422251797928072215688837926516388379229798424484961872631451156856994382142257503059531844206754905083431085060603673337637206209048781550532211249881921464788144024496291732363560363968954227920222758483931634464430510882469426771841748850137955902152159193210334979898102817234504818280350848097860366624859747695989893134680039508365809872170481867327240798807062888813336799306023859209633153037133652578520449 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (126 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://secure.globalsign.com/cacert/gsalphasha2g2r1.crt' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://ocsp2.globalsign.com/gsalphasha2g2' . . . . . . . . . . . . . . . . [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 (80 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.4146.1.10.10 (Domain Validation Certificates Policy - AlphaSSL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.globalsign.com/repository/' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 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 (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://crl.globalsign.com/gs/gsalphasha2g2.crl' . . . . . . . . . . . . . . . . [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 (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.it8.co.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'it8.co.jp' . . . . . . . . . . . . . . . . [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 f5cdd53c0850f96a4f3ab797da5683e669d268f7 . . . . . . . . . . . . . . . . [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) 63b8e487377077638639859112a7851ab37a5060 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . [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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