www.crecos.co.jp

Issued by AlphaSSL CA - G2

About this certificate

This digital certificate with serial number 11:21:af:86:87:b2:a6:b1:04:f3:db:33:42:f0:87:9c:50:82 was issued on by AlphaSSL.

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

AlphaSSL

Organization: AlphaSSL

This certificate has expire since

Certificate Details

Serial Number (hex): 11:21:af:86:87:b2:a6:b1:04:f3:db:33:42:f0:87:9c:50:82
Serial Number (int): 1492371492367636064166960837088971721560194
Serial Number lenght: 141 bits, 18 octets

SubjectKeyId: f2:a1:70:ad:47:ce:8f:d3:19:b1:9a:19:e8:03:09:74:ac:e6:69:a2
AuthorityKeyId: 14:ea:19:55:f0:0e:0d:32:c6:1f:74:33:b7:8e:66:1a:4c:12:31:1e

Fingerprint (sha1): 8a:2b:0a:38:7f:a4:c0:72:f9:ed:fe:4f:93:39:ff:3c:f3:aa:1e:ad
Fingerprint (sha256): 14:e8:20:0a:31:e1:d7:3a:61:ad:7f:3b:d7:f5:29:dc:bc:71:49:d3:1c:2b:b8:f1:2d:cc:54:65:d1:f2:78:07

Issuing Certificate URL: http://secure2.alphassl.com/cacert/gsalphag2.crt

Revocation information

OCSP Server: http://ocsp2.globalsign.com/gsalphag2
CRL Distribution Point: http://crl2.alphassl.com/gs/gsalphag2.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

SHA1 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-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5oMY8q9tMcTODlDkq0Rp
GXZji65FhenMpoN2NYh6F3MLp6EV86HALJfT7xkboAokppEkHyTgLAfeS8fWcdY4
9bP3k7Zkm496n8g6T8duQGpwG/XK8Qd5pBu2yCYRtSmDGOEqRqXnBn5nVrh0T89p
Of3BQfCNP7HI+d1JGXGxi2bM8aa166kBNahxhVsKgMYvkijSEUWj6iDaNccDzFYO
p/CUyL0r7tvSFgGPr7MTmWRMmxNFE/93QHkWvao8d5R0NT/zIHTJtUFg+8AVLghT
hbUd/cjn1P7pSCD2QPAFRF4txhYfrqeAkly539h2cGakzM+Bqv/aREo+kdq3uMpX
qQIDAQAB
-----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 1492371492367636064166960837088971721560194
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . . . . . [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 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'AlphaSSL'
 . . . . . . . . . . . . [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 - G2'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-03-20 02:36:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-04-18 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 29099456705719222464657865203724759106229228667947232709398420700633861872927238199316003973863138935355966685502779048335415954020157844271025975542694558357989137427894343809178781225534807947131649313554797923473400641996759127987460880267252869973881154627039897525932142822819156120292483416893477772211574304006742876496718636876651430670291914331766222741002577209246091830369054389618943404594889746825488654081273559623633341063445814467947947471248755125895578755813993230693900565855246838623603103929079377644042974319869802372549171265849832979826482315086028483023669974701159893535243695751302667196329
 . . . . . . . . . . . . . . . . . . . . [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 (66 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.globalsign.com/repository/'
 . . . . . . . . . . . . . . . . [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 (51 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/gsalphag2.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 (115 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/gsalphag2.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/gsalphag2'
 . . . . . . . . . . . . . . . . [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)
							f2a170ad47ce8fd319b19a19e8030974ace669a2
 . . . . . . . . . . . . . . . . [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 14ea1955f00e0d32c61f7433b78e661a4c12311e
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		001724f5c84e32151df97de4e1ee6cedc8c5d5fed5473a130877f8aed1ffee28c693204c22f6cf09519b7a795636feee4624a4d5c7e436c99a715c804272854142347074aa7e66b84b7c51c557a5f66da14a21adbc826ab20da98dd84aada5aefde6ae6640faf57250043cf2a5f0e2a645aebee1976aa0df368b67a4b66f8c48175892cc5559e21f47e12deb5b4fab248bd30af422a5b622f650f64174c212b30001a5167a743956aa8dfe0768f2389b4e4975a16eb974c299919832a92c7d3b1d1c11401c7ba98a706ea3c8eaf745d3d65779f8c2c6459d52795fa54ec2614e5fda7858f8258800827b4764c3677b32bd7c8171a02e048bf1178db39c3aa94756