www.genius-web.co.jp

Issued by R3

About this certificate

This digital certificate with serial number 04:3e:d2:7d:df:0a:7d:0f:62:e7:d6:0d:3a:86:2c:f7:47:9c was issued on by Let's Encrypt.

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.genius-web.co.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:3e:d2:7d:df:0a:7d:0f:62:e7:d6:0d:3a:86:2c:f7:47:9c
Serial Number (int): 369826441916169647974636836985699902637980
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 72:91:58:ec:89:3e:13:dd:e5:80:7c:1b:9a:aa:e4:1c:3f:29:13:fb
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5f:f4:81:fc:e2:1b:bf:51:71:a6:ca:c0:be:60:0f:d8:d6:f4:cf:57
Fingerprint (sha256): 35:da:d3:43:e0:3d:11:24:e9:19:e4:f0:ce:14:46:93:13:37:58:26:ee:80:ac:33:c8:02:21:9c:82:8b:81:d4

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.genius-web.co.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.genius-web.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

genius-web.co.jp
www.genius-web.co.jp

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1wYipBWU7I2LU3dXjG2A
j/5YDib3qlTzVHVrTN3n2j3XDG4uGpYOPrJBH5QCAIW01S4NWivDxdrafJsIG7VT
mmh+4/15Wt0y0LEL65g0yaZtJ4gRM02xqkCZDTQnkExpIRdAAJ4W2n4mWyoWn8Mk
4m5GUSixyvERBis6XB2Jr06AvIMxK6hOxe6rBHI1lgKCvdBfRprL98p3T6WyjVa6
zb4HKwn/JnJMKWsF33ntTvfS/mHZ1ogLuGKb6DUPIn3fApvSZI7pT3IRMqBxxFoW
Orx4ObUy/HSzwzb5BIEtqIy2pMVrij15U7lIXTEHrrHt7JL3mzcUpEo5n28C4Xl0
pwIDAQAB
-----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 369826441916169647974636836985699902637980
 . . . . . . . . [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 'Let's Encrypt'
 . . . . . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-08-18 08:02:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-16 08:02:52 +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.genius-web.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 27144261004894109377684955739380077821589487013156618628908437666505549917244020636207046683822092349140665058547311321898071069830180991491211399796482421338619170340416470766231455656834993692715587095762851941438604215859158820674946349142781840554660475658175412494262454392891526109124322001785428432450612826923238895361315843984085912672547659365156537485510710049046951199902655960688403540791307149686866517752643696298195663568981709154665814667653534775907032950646545100257336277516439299974903992322185559609366411425900534294399846112718545952694294590254195580168060660906764367013947443061841253201063
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.37 (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 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							729158ec893e13dde5807c1b9aaae41c3f2913fb
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://r3.i.lencr.org/'
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'genius-web.co.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.genius-web.co.jp'
 . . . . . . . . . . . . . . . . [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 (12 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: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)
							00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a07e21e4c0000040300463044022040f15fa3c7e1171bdcd598d35a298fd1341520be8869a08fc84c8c3c5745851a02206c40881f90312a5d800321a884a066b9ff8c4b3d2b6740c65121915d24ecf309007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a07e21e210000040300473045022100ec0f666ed9fe52fcff00b690100cb583710a3528fa4a1494fdc4fbfc321f49ac022072849760010fab9b9d24de30a2e214ec0267da32a774bc591576cbfd0ae8ed29
 . . . . [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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