www.crecos.co.jp
Issued by AlphaSSL CA - SHA256 - G2
About this certificate
This digital certificate with serial number 1a:84:01:d6:85:4d:34:7b:31:58:f0:bb 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): 1a:84:01:d6:85:4d:34:7b:31:58:f0:bbSerial Number (int): 8206197143119208765359452347
Serial Number lenght: 93 bits, 12 octets
SubjectKeyId: b9:b0:88:60:58:d6:1e:64:ad:a2:34:e2:cf:83:ba:54:1f:4d:99:dc
AuthorityKeyId: f5:cd:d5:3c:08:50:f9:6a:4f:3a:b7:97:da:56:83:e6:69:d2:68:f7
Fingerprint (sha1): 55:b0:84:c0:5f:ff:6e:22:75:88:9a:16:09:c8:4a:e7:4a:9b:9a:26
Fingerprint (sha256): 70:f1:a7:6a:7a:0d:94:58:8f:07:d6:a0:19:d4:e6:dc:81:4a:b6:ff:9e:ba:59:4f:3a:45:e8:49:30:43:cd:29
Issuing Certificate URL: http://secure2.alphassl.com/cacert/gsalphasha2g2r1.crt
Revocation information
OCSP Server: http://ocsp2.globalsign.com/gsalphasha2g2CRL 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
10 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
www.crecos.co.jp
crecos.co.jp
crecos.co.jp
Other certificates including the domain name crecos.co.jp
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.crecos.co.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIF9zCCBN+gAwIBAgIMGoQB1oVNNHsxWPC7MA0GCSqGSIb3DQEBCwUAMEwxCzAJ BgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSIwIAYDVQQDExlB bHBoYVNTTCBDQSAtIFNIQTI1NiAtIEcyMB4XDTE4MDQwNDA3MTAzOVoXDTE5MDQx ODAxMDczMlowSzELMAkGA1UEBhMCSlAxITAfBgNVBAsTGERvbWFpbiBDb250cm9s IFZhbGlkYXRlZDEZMBcGA1UEAxMQd3d3LmNyZWNvcy5jby5qcDCCASIwDQYJKoZI hvcNAQEBBQADggEPADCCAQoCggEBAKUAI6aeSrGYIcaeRwRjbWIQzeFM13pLNA6L m9NnSqzkev1RSK1Sjj0HjtB+UkQv+8tmcwmcQkHA+hnV/O1JdrMx7nKs8aKZ2IjK Fqeg13YB470r0dotsvFSWVW4M0XvTMjud7jx9XeU6hYKo6ycEj5pZE9pJTNOjrCZ l0SpTvSBLAanzDAZ3zOZf1zTVkWpfdm+cXbb03OW4qusAIs6vloZvITgRzt6CNm8 lY6nj75HYPQ2YhNhAWmTnU+g08tEBAlmVk5lPCPKx/CG7nHuoI8qdQBSPyagXf+p ZVKKI10yKqcAI/bUD0suAB4zmIiwIOXFh38+n8GrKfAHSWj+3LkCAwEAAaOCAtgw ggLUMA4GA1UdDwEB/wQEAwIFoDCBiQYIKwYBBQUHAQEEfTB7MEIGCCsGAQUFBzAC hjZodHRwOi8vc2VjdXJlMi5hbHBoYXNzbC5jb20vY2FjZXJ0L2dzYWxwaGFzaGEy ZzJyMS5jcnQwNQYIKwYBBQUHMAGGKWh0dHA6Ly9vY3NwMi5nbG9iYWxzaWduLmNv bS9nc2FscGhhc2hhMmcyMFcGA1UdIARQME4wQgYKKwYBBAGgMgEKCjA0MDIGCCsG AQUFBwIBFiZodHRwczovL3d3dy5nbG9iYWxzaWduLmNvbS9yZXBvc2l0b3J5LzAI BgZngQwBAgEwCQYDVR0TBAIwADA+BgNVHR8ENzA1MDOgMaAvhi1odHRwOi8vY3Js Mi5hbHBoYXNzbC5jb20vZ3MvZ3NhbHBoYXNoYTJnMi5jcmwwKQYDVR0RBCIwIIIQ d3d3LmNyZWNvcy5jby5qcIIMY3JlY29zLmNvLmpwMB0GA1UdJQQWMBQGCCsGAQUF BwMBBggrBgEFBQcDAjAdBgNVHQ4EFgQUubCIYFjWHmStojTiz4O6VB9NmdwwHwYD VR0jBBgwFoAU9c3VPAhQ+WpPOreX2laD5mnSaPcwggEGBgorBgEEAdZ5AgQCBIH3 BIH0APIAdwCkuQmQtBhYFIe7E6LMZ3AKPDWYBPkb37jjd80OyA3cEAAAAWKPfkoI AAAEAwBIMEYCIQDXyVPrSFy1oMW9fiFvFPuuzIPwDmGflDljDe69+Yq9wQIhAIHw lrSi2V6sMSfsoBDdi//Qdzp/auue0I4yr0irybc8AHcAb1N2rDHwMRnYmQCkURX/ dxUcEdkCwQApBo2yCJo32RMAAAFij35G4wAABAMASDBGAiEA0YfDRgD3ii76Df7F Go46SSNT9JeT50gbuNIJzLuNt9sCIQD42QlmL6kwa4N2MIWs9wkVb98zvVGTw2ZB b6GOA4aLozANBgkqhkiG9w0BAQsFAAOCAQEAH5rCU/Pi2JMjYmswHZlTKY3FKwQg aRFGf2Bzhx6LNchU6cak2v8HQZsy0+clV4IZ/1LIHZ3y0ciNMirh3vUwdqdVd0jV suM6102GGxfUNKIqSFtiVCDTEQeNucLROKqH4uUJB/03631hfK5yMJb/DbVxloBc zxhYDwtRmkorxcVYPX0vElev+4ASazcYA4WwCiR2JMTLiQ8RHNZPUXlTRbGHeb/Z dqScUMofF9CAkUJCLR4ZSOByjOshWRj97INOkFqRi1Nv/f+byTpNdZsg8UE9t4QR hQ9c5tHCB4Agmv8ETDKzse+pgeG/clPVcAPwXl38TA6PbWDBXiSS/KA/Mw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApQAjpp5KsZghxp5HBGNt YhDN4UzXeks0Doub02dKrOR6/VFIrVKOPQeO0H5SRC/7y2ZzCZxCQcD6GdX87Ul2 szHucqzxopnYiMoWp6DXdgHjvSvR2i2y8VJZVbgzRe9MyO53uPH1d5TqFgqjrJwS PmlkT2klM06OsJmXRKlO9IEsBqfMMBnfM5l/XNNWRal92b5xdtvTc5biq6wAizq+ Whm8hOBHO3oI2byVjqePvkdg9DZiE2EBaZOdT6DTy0QECWZWTmU8I8rH8Ibuce6g jyp1AFI/JqBd/6llUoojXTIqpwAj9tQPSy4AHjOYiLAg5cWHfz6fwasp8AdJaP7c uQIDAQAB -----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 8206197143119208765359452347 . . . . . . . . [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 2018-04-04 07:10:39 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-18 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 20829388991629183364083002964414327886546964982752605708536052916441356710835382580102918491659217994772878309556836312874528531049817764145970300337465326459556123957677879470010120860421841508617970996392495369892066990050428826098573011640884546871224673986954747299338110336866617789827723408648084308006844986173262884594122219585805283637049290534927340155721113254009692437919035402478807936538273346500341047121707108227156219906561384288043086321461902531895478815448751555976684112170574349732106056638697246688361863561268323144604491589832314180461188532134209224567712761256202640143458733789033682361529 . . . . . . . . . . . . . . . . . . . . [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 (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 2.5.29.32 (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 (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 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 2.5.29.37 (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 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) b9b0886058d61e64ada234e2cf83ba541f4d99dc . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f2007700a4b90990b418581487bb13a2cc67700a3c359804f91bdfb8e377cd0ec80ddc10000001628f7e4a080000040300483046022100d7c953eb485cb5a0c5bd7e216f14fbaecc83f00e619f9439630deebdf98abdc102210081f096b4a2d95eac3127eca010dd8bffd0773a7f6aeb9ed08e32af48abc9b73c0077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001628f7e46e30000040300483046022100d187c34600f78a2efa0dfec51a8e3a492353f49793e7481bb8d209ccbb8db7db022100f8d909662fa9306b83763085acf709156fdf33bd5193c366416fa18e03868ba3 . . . . [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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