tool.genius-web.co.jp

Issued by R3

About this certificate

This digital certificate with serial number 03:4f:c1:8a:54:35:bb:16:2e:de:7e:6a:e4:74:aa:e3:85:4f was issued on by Let's Encrypt.

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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=tool.genius-web.co.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:4f:c1:8a:54:35:bb:16:2e:de:7e:6a:e4:74:aa:e3:85:4f
Serial Number (int): 288476424030167244957695557760308773881167
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: fa:49:9a:a1:78:eb:bf:a2:94:e0:59:0a:fc:25:be:bf:e3:b0:49:5b
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 7e:aa:9c:03:bc:dc:4c:fb:93:b6:36:47:82:a7:30:ec:de:7b:9d:6d
Fingerprint (sha256): 0a:92:63:c5:be:95:e2:71:68:a7:22:ed:f3:28:cb:53:be:df:e1:b5:6b:73:71:24:69:a4:74:97:bc:14:98:e2

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

Revocation information

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

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

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tool.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

tool.genius-web.co.jp

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Certificate

The complete raw certificate details for tool.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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApYAOby7kPibvZLbzg+go
I5uC7ywRBFaF5uot+bBqM19ALz7trmoQM8tlNX1C1008dBac1aSYzFJD3/VojCUH
+jI6nrN4v3H4sL3qBkNzzJviwR1gd5z78tyny0wdbXzbhL8d/KN3lzhAy02jDeEe
IoQdke6/dYmU3GBRMgpCYDJn4KkMinRN27IgyldeZ8hkywWLBNRbSS3MKBYMZnUu
vRPyHHBLVwpOA3OhJ+OzlvR4lZKgwORtL0QqLDwgxd3edeBLZDmR+MxKV5Z01oQf
OJlsZ0NvjqXXFnZNd9cfeMTcspnwKjBwsCi6BrQGWCDV7TbOD2NlCnszvDhU5AEp
hwIDAQAB
-----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 288476424030167244957695557760308773881167
 . . . . . . . . [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 2024-03-18 04:11:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-16 04:11:55 +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 'tool.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 20892467275879500156396060817276558230524707975516027147128963104249179282361761365201894512672192547220346211461394477510433581849481450961192540720650166552922182209281196841070733858986871123811787728825044602583558202525549354984945226311183778995801755514493678603495049136135913945447972508146082143998764964337779462160008413102650953506122973004848478730768814313953799873788079513909621481572692167297334191506350818461465409869261747705022218311174541155546711362073803004098298190008791159811828568300078324378947732059754724751152329971662711744469968060439492951841036743577130562492894319118204545345927
 . . . . . . . . . . . . . . . . . . . . [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)
							fa499aa178ebbfa294e0590afc25bebfe3b0495b
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tool.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)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e4ff938da000004030047304502207c7368e7edb4bc702bd3719a52cdbe6c8732f1d6c81fa647a7b0481480026136022100f4b80f29f96d36de634ce16e3e0fe2e5966bf9fa30cf5aa97aa1feab64ce9d91007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e4ff938e40000040300463044022071edeeefc5846eaf31fec7db04004510663c3278f9b78902ad38e494dca05e6e022039e8ac74f96cbbe56b0230b6d03888362787bb49358965874dab4e08bdab1e13
 . . . . [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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