k-partners.co.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:08:32:a8:8e:d8:a4:ab:74:06:86:4d:ca:e7:eb:9f:c0:4d 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=k-partners.co.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:08:32:a8:8e:d8:a4:ab:74:06:86:4d:ca:e7:eb:9f:c0:4d
Serial Number (int): 264126453333576136929724500748617203564621
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 80:83:8b:61:6f:be:b0:89:89:18:c9:4f:1c:fa:c2:ee:60:ff:4b:07
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4e:3d:02:f3:dd:b1:24:09:d0:06:42:96:73:30:67:3e:ed:73:e3:9e
Fingerprint (sha256): 70:e3:10:16:5f:d0:d3:5f:42:fd:f6:80:62:29:59:ad:77:0a:6e:ce:45:0c:c2:2c:09:02:58:81:bc:7d:cb:c5

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate k-partners.co.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for k-partners.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

k-partners.co.jp
www.k-partners.co.jp

Other certificates including the domain name k-partners.co.jp

(limited to 100 certificates)
www.k-partners.co.jp
www.k-partners.co.jp
k-partners.co.jp
k-partners.co.jp
www.k-partners.co.jp
k-partners.co.jp
www.k-partners.co.jp
k-partners.co.jp
www.k-partners.co.jp
www.k-partners.co.jp
www.k-partners.co.jp
k-partners.co.jp
k-partners.co.jp
www.k-partners.co.jp
www.k-partners.co.jp
k-partners.co.jp
k-partners.co.jp
www.k-partners.co.jp
www.k-partners.co.jp
www.k-partners.co.jp
www.k-partners.co.jp
www.k-partners.co.jp

Certificate

The complete raw certificate details for k-partners.co.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAhPdNGKwVSsicNBh4T2wo
blGuIr9C2GnWdwJxzdjO7+lBdb4/KZe9V79YhXP03cd1FRxgeHIonL8PLFJ7+o4J
mJZLbDtaIQPCxP+bjezmSrcYesa/V7aUoHwTFa4DBA9PjBfoW0yCF5V8buA/chqO
Gzs7Nqj4s6DvmB+2TWiEsq8zHOJTHUppxpUMz1MHVqq8EeluBmgzyAL4Zsf6k2wA
RnKA2ljqCGjHdofIugjW7c29yFHbafcn4KaqqpHKN5FmYqmltJpk1VQiUDIEJt+y
RyHNJBF7dA0o2dP8hekSDi3dp9GU2X5DEXE3xQSTYSP2ltY6BB0sMIXAjE8kKxGL
YwIDAQAB
-----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 264126453333576136929724500748617203564621
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-22 13:56:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-20 13:56:03 +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 'k-partners.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 16785405001482436760815054610803993754221327789422604413871389765167155407520437561341042887597912605185288176364337199659146192636186338669860054497097118900338826178439742809802624133495859206902561398221696176422808494452193420245067975966015701848564403976386286790492470485264546312293034650072826344166185227835186446677051036428955200964781540185957461188779390686616260523094063677651143450544945633994158191277099319788191943652435919324618593358191334880484448916974395246492030924298925330798773306478308076197145258360466313615721182212967394652842534417187275591817009445059352967963256655989937689168739
 . . . . . . . . . . . . . . . . . . . . [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)
							80838b616fbeb0898918c94f1cfac2ee60ff4b07
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 'k-partners.co.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.k-partners.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016cb9d3d5fd000004030047304502206b9fe9febd7e18a4f2998de8584696ddc61243b8808ada1f02656fd07fffab4e0221008d6a97daeaee85d30b79d26d9ddc492ee4a0ac111d1681ed6a28232b5c5e9c16007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016cb9d3d61a00000403004630440220023c6d2d005bdf94bf29f3d9e7e662f93c542b34c5a5a557117dead0878664ef0220068fa9ac238b8349e760e1dc6ccd381a68b33ad4add8071526fd68f804048540
 . . . . [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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