www.crecos.co.jp

Issued by AlphaSSL CA - SHA256 - G2

About this certificate

This digital certificate with serial number 11:21:d1:8b:1d:80:ba:19:2e:13:50:d8:87:13:e2:a8:df:9c was issued on by GlobalSign nv-sa.

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.crecos.co.jp,OU=Domain Control Validated,C=JP

GlobalSign nv-sa

Organization: GlobalSign nv-sa
Country: BE

This certificate has expire since

Certificate Details

Serial Number (hex): 11:21:d1:8b:1d:80:ba:19:2e:13:50:d8:87:13:e2:a8:df:9c
Serial Number (int): 1492416709927086224005656624961889692606364
Serial Number lenght: 141 bits, 18 octets

SubjectKeyId: 5e:87:d5:32:b4:31:48:33:e9:d7:d5:3c:59:52:39:a3:a9:28:30:96
AuthorityKeyId: f5:cd:d5:3c:08:50:f9:6a:4f:3a:b7:97:da:56:83:e6:69:d2:68:f7

Fingerprint (sha1): b6:78:11:81:a9:38:7e:50:c4:2f:b9:17:23:39:30:42:0b:8d:a0:6d
Fingerprint (sha256): 40:cf:52:d8:f5:bc:3e:9c:59:d6:01:9f:79:67:45:17:df:d1:f8:32:a2:d4:ab:67:68:c6:69:30:84:7b:b8:b3

Issuing Certificate URL: http://secure2.alphassl.com/cacert/gsalphasha2g2r1.crt

Revocation information

OCSP Server: http://ocsp2.globalsign.com/gsalphasha2g2
CRL Distribution Point: http://crl2.alphassl.com/gs/gsalphasha2g2.crl

Check the revocation status for certificate www.crecos.co.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.crecos.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.crecos.co.jp
crecos.co.jp

Other certificates including the domain name crecos.co.jp

(limited to 100 certificates)
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp
www.crecos.co.jp

Certificate

The complete raw certificate details for www.crecos.co.jp in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE8zCCA9ugAwIBAgISESHRix2AuhkuE1DYhxPiqN+cMA0GCSqGSIb3DQEBCwUA
MEwxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSIwIAYD
VQQDExlBbHBoYVNTTCBDQSAtIFNIQTI1NiAtIEcyMB4XDTE2MDQwNDA1NTczNVoX
DTE3MDQxODAxMDczMlowSzELMAkGA1UEBhMCSlAxITAfBgNVBAsTGERvbWFpbiBD
b250cm9sIFZhbGlkYXRlZDEZMBcGA1UEAxMQd3d3LmNyZWNvcy5jby5qcDCCASIw
DQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALp0KSzcauLFiIa9KdJkRcwxtB0Z
sRHy3He2nCmJVNY7kEMh4cvjJ67LtKJ/Ph2RC0BIHuBKLocIfi2AEMXR9O12THEz
vmJ2+NrgT9JAVbFjAxXNYKFoQrWhZ6jmyoV9CbpPBo8xT13musuSt9c23WUnWk9t
3xsu4k6art/KyzDea6jwdMcHBX3+AWZjTcU2DVK8MHat12G/DwGXeVVq5OY8VTgl
i53x8sCZAsAPyLlsHVc7/YeP4p3cOl9+B7RnWXKYSP9ZsVzP9EOibl6eLe5yhOR2
uHcPcBHrXTtfrqlQSFyv+NV2AqMC/mNRM7iMA+UlS1CHReq09WDzZG08Z/ECAwEA
AaOCAc4wggHKMA4GA1UdDwEB/wQEAwIFoDBXBgNVHSAEUDBOMEIGCisGAQQBoDIB
CgowNDAyBggrBgEFBQcCARYmaHR0cHM6Ly93d3cuZ2xvYmFsc2lnbi5jb20vcmVw
b3NpdG9yeS8wCAYGZ4EMAQIBMCkGA1UdEQQiMCCCEHd3dy5jcmVjb3MuY28uanCC
DGNyZWNvcy5jby5qcDAJBgNVHRMEAjAAMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr
BgEFBQcDAjA+BgNVHR8ENzA1MDOgMaAvhi1odHRwOi8vY3JsMi5hbHBoYXNzbC5j
b20vZ3MvZ3NhbHBoYXNoYTJnMi5jcmwwgYkGCCsGAQUFBwEBBH0wezBCBggrBgEF
BQcwAoY2aHR0cDovL3NlY3VyZTIuYWxwaGFzc2wuY29tL2NhY2VydC9nc2FscGhh
c2hhMmcycjEuY3J0MDUGCCsGAQUFBzABhilodHRwOi8vb2NzcDIuZ2xvYmFsc2ln
bi5jb20vZ3NhbHBoYXNoYTJnMjAdBgNVHQ4EFgQUXofVMrQxSDPp19U8WVI5o6ko
MJYwHwYDVR0jBBgwFoAU9c3VPAhQ+WpPOreX2laD5mnSaPcwDQYJKoZIhvcNAQEL
BQADggEBAJTbJAYjRtn0fMIRMJsloxxVev75DWeH5QcCPsFu43BmF1sCcboVISoP
E2mpj4dsGNknzP2bfZFAuLT2fl3ez8OLc/Xd4fr27OHN7GzJZ0IzjqohZ6YqR5Mm
LGLwze/eazOqZlHX+I1ltvkBW7f3xx6pedi9PsYBLLxliN7HNS7DKIb+DMvluvSW
ND06sAEERzgrPUeveBk5Z0LtvCyZTr/EceN4ebXAHgEqdMtg5IofouAhXC++zLJh
A1aKfszyro0OrdEZ7zg9u7Fk4YdmGfpOg1NYjXD46vfxjat6ebhxZ3UKBtm4j0oM
AyZPNkB6OQelS6iyzbvW7gLE2jbXvIA=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAunQpLNxq4sWIhr0p0mRF
zDG0HRmxEfLcd7acKYlU1juQQyHhy+Mnrsu0on8+HZELQEge4Eouhwh+LYAQxdH0
7XZMcTO+Ynb42uBP0kBVsWMDFc1goWhCtaFnqObKhX0Juk8GjzFPXea6y5K31zbd
ZSdaT23fGy7iTpqu38rLMN5rqPB0xwcFff4BZmNNxTYNUrwwdq3XYb8PAZd5VWrk
5jxVOCWLnfHywJkCwA/IuWwdVzv9h4/indw6X34HtGdZcphI/1mxXM/0Q6JuXp4t
7nKE5Ha4dw9wEetdO1+uqVBIXK/41XYCowL+Y1EzuIwD5SVLUIdF6rT1YPNkbTxn
8QIDAQAB
-----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 1492416709927086224005656624961889692606364
 . . . . . . . . [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 2016-04-04 05:57:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-04-18 01:07:32 +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 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Control Validated'
 . . . . . . . . . . . . [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.crecos.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 23537605769166673770964643018546104241359533135791249230123040504660661709823173639337835109112986259051495574745237558532025703581093508999730002019861798013628016304608701878989192710406193230238960745364766393425726948949044416895530852874306359175023999236680497505531150976709391326164598275059782177667585072242535909836095113424324942722229975209042374302132418960573933044936236967513957189136254995172922700014548890848435221823306584001586477259098387250013470029910094061563383371512709789305534743277729874812908517172784896031897672374634095243569020716245991983871751702262450419462059889316122681174001
 . . . . . . . . . . . . . . . . . . . . [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 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 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.crecos.co.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'crecos.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 2.5.29.37 (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://crl2.alphassl.com/gs/gsalphasha2g2.crl'
 . . . . . . . . . . . . . . . . [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 (125 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://secure2.alphassl.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 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							5e87d532b4314833e9d7d53c595239a3a9283096
 . . . . . . . . . . . . . . . . [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 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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