jlky.fi

Issued by R3

About this certificate

This digital certificate with serial number 04:32:fb:0b:e9:36:67:6a:ea:2a:4b:b8:c6:6b:e3:ad:27:e2 was issued on by Let's Encrypt.

With 4 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:
  • 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=jlky.fi

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:32:fb:0b:e9:36:67:6a:ea:2a:4b:b8:c6:6b:e3:ad:27:e2
Serial Number (int): 365796960145407132161439035063549165381602
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: fb:17:ed:25:dd:ba:5b:d5:e1:3d:0a:f3:7e:41:fb:ca:22:41:a2:c9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 46:47:cd:51:c3:e6:c2:7b:5d:60:a3:36:42:2e:a9:61:aa:de:75:34
Fingerprint (sha256): ce:5f:65:e2:9f:2b:70:97:c7:d8:33:b0:2b:d1:82:33:41:b9:cd:fa:db:e7:b0:4e:6e:0d:93:74:8b:9a:47:de

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

Revocation information

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

Check the revocation status for certificate jlky.fi

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for jlky.fi

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

*.jlky.fi
jlky.fi
jlky.guitarworx.fi
www.jlky.guitarworx.fi

Other certificates including the domain name jlky.fi

(limited to 100 certificates)
jlky.fi
jlky.fi
jlky.fi
jlky.fi
jlky.fi
jlky.fi
jlky.fi

Certificate

The complete raw certificate details for jlky.fi in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0J+f0BogCW4YqXWMvGRK
/D7Ov3sGCG/S+agEzTt3jUx4dFQZTi+25ZuagppwVjXYrquWWrTppkFLQ+ymn8Yn
hJNvUbMCCk5/jOQnvvMrbMHPA82Ynz0rldL3QDkVOoGtw1CB4D552z8GwZHnVYHw
b49oQqwkZIFwVClF3Utr0XHMJ2NoSIaaCy8O6UqSOluhSsgbo+fq+2Kx5ZhPUQJ7
oH0hwPI5Dqt1qk37UgOkvI+OtHFpN4vJdDd7Ac8AS+8j/f6HajdFWU2oHRyfpTK4
prq8MzCL0CWBYAvIuJlponS9dxQdEzuKs2U51GOYOTo1QGE6+qw5AeaawAreTuiX
EwIDAQAB
-----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 365796960145407132161439035063549165381602
 . . . . . . . . [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 2023-12-29 02:39:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-28 02:39:44 +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 'jlky.fi'
 . . . . . . . . [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 26336281093749126405719714580942118142449710887808304071877384588803744654939980932764187427314023240049977131919735648199843485015996098916442695393262439385637255387595462893381387382338042782239880425960625561992423781537192689380045954551368669806375267851834575590521491928370655713409072468819980950409154034548799060432046062049860827733297265015042187383835806834659874479667872043779342473746933412684896848963542319711484705220109171340625269823101610075248502697933597994530945172909573868823536903260278213460368093039844224239374583954371078785747690175965202634971282972586576608197185529613925449504531
 . . . . . . . . . . . . . . . . . . . . [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)
							fb17ed25ddba5bd5e13d0af37e41fbca2241a2c9
 . . . . . . . . . . . . . . . . [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 (66 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.jlky.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jlky.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jlky.guitarworx.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.jlky.guitarworx.fi'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cb3a813220000040300473045022012370360c21fa881de91c106ad4c3f890b7dfafa9e522affe7561967a2d803d3022100d79e78e12960d6c152a6376d91c71d454e78dc3d69c3e521fdebb0fef61d026f0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cb3a8131f000004030047304502205696e266d12c151f8fb7f49d1b1f0dcd6218d12ca56e54f7c5b3f24251b2a4ad0221009af241c64c0a57d8d45def9b01ba1c01ec4bf3eb90a8471f779c4495039c20ba
 . . . . [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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