www.brain-company.co.jp

Issued by GeoTrust DV SSL CA - G3

About this certificate

This digital certificate with serial number 65:cd:16:5e:e0:95:99:ad:39:6d:ac:84:d5:be:38:ab 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.brain-company.co.jp

GeoTrust Inc.

Organization: GeoTrust Inc.
Organization unit: Domain Validated SSL
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 65:cd:16:5e:e0:95:99:ad:39:6d:ac:84:d5:be:38:ab
Serial Number (int): 135316902160240197369330957736461875371
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): fa:3b:16:56:e4:ad:92:02:35:8d:21:fa:92:4f:79:73:95:26:7f:5c
Fingerprint (sha256): 7c:52:4b:b2:07:ee:bf:4a:96:d2:27:33:11:9c:f0:98:fa:18:d1:4d:eb:26:08:7c:30:39:c0:f4:8f:1a:51:19

Issuing Certificate URL: http://gt.symcb.com/gt.crt

Revocation information

OCSP Server: http://gt.symcd.com
CRL Distribution Point: http://gt.symcb.com/gt.crl

Check the revocation status for certificate www.brain-company.co.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.brain-company.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.brain-company.co.jp
brain-company.co.jp

Other certificates including the domain name brain-company.co.jp

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsN9iLYUiK8S8Jebv9qdc
wyEVkZIzZM/rLcz5s7oveGA+g9MfS49sygGoSNUsMSI6iFiXB0Oc+VSopP9Fo/Yh
PRDMtSD5/F43slokyiYlhYbXcBOCocZ5v1kfvtn35USC1eR7/rbu//UGnpPognd8
vD3o4lI1r+FUd27D6oIaB6Cu20J3ZFwJVuP8Con2VQICp+y2K0+TNfglPyMMWB8u
JwNRQ8k4dms7Lh3cjSFTEFr4Crg51lvPuM1G/Q9zh3dq+6k5Phtmbm651lXU6ad9
XduWYPW1oYRS/jg+wS1CFSoqqxJ6hDbATFaZD8xASWVyeYI7bF5DNcorgyVH8paX
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 135316902160240197369330957736461875371
 . . . . . . . . [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 2017-02-15 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-02-15 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.brain-company.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 22328096186882817711461604838571784035301962988725864899479127429004430722517226205441290962871650993494322533328245486069848396285536468387208530500779566747580255740455102262410593415540134577414812867157768496545091248009331869715978130903917208806307739252212070284524657872103697923219761292719102457859114419591374182504074205317087187752261855819623204264616516271196926090857726219943839536363843544780478440740556656289627017242229688842442027123452267247654188689854381532858756123454545687132056908223531004925617074491804992931585325687392943219292459230018813648411132268959315377549695609167464126388049
 . . . . . . . . . . . . . . . . . . . . [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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.brain-company.co.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'brain-company.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600ddeb1d2b7a0d4fa6208b81ad8168707e2e8e9d01d55c888d3d11c4cdb6ecbecc0000015a3f861507000004030047304502210096f2e61c3492ee6221d6ea5f7e04d5cad50ec95d8172dd5c44a54eddd2415da7022060b85c1d283d0b7fd2f2c5ef075c30ec88765bca261e0a342942e00ef25d70f3007500a4b90990b418581487bb13a2cc67700a3c359804f91bdfb8e377cd0ec80ddc100000015a3f86153b000004030046304402207ebf0ddd1c0ad655da2b89f12dbee269a4f4a62fe0854e65a9d2a31d39a0f75e02202aac2571223a86643d5d38b89e261999c9d8021abedd3260a7601a30160d707a
 . . . . [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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