www.opkulku.fi

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:47:93:71:fe:57:64:23:01:28:58:af:27:a2:68:88:28:f6 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.opkulku.fi

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:47:93:71:fe:57:64:23:01:28:58:af:27:a2:68:88:28:f6
Serial Number (int): 285692894250248648199727911907126466324726
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c1:45:89:16:53:14:a0:88:a1:a3:9e:d0:d3:f1:e7:66:f9:97:59:2e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b8:f9:af:f4:3e:a7:7f:bb:dc:23:f5:ad:07:33:90:21:5d:11:80:c4
Fingerprint (sha256): be:8e:0e:bb:8c:f7:b3:12:f2:68:ef:1d:38:9d:d4:6b:47:4b:d0:66:25:38:e7:1d:c3:0b:44:76:75:3f:d3:10

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 www.opkulku.fi

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.opkulku.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

www.opkulku.fi

Other certificates including the domain name opkulku.fi

(limited to 100 certificates)
opkulku.fi
op-kulku.fi
op-kulku.fi
op-kulku.fi
opkulku.fi
www.opkulku.fi
opkulku.fi
opkulku.fi
opkulku.fi
op-kulku.fi
www.opkulku.fi
www.opkulku.fi
opkulku.fi
www.opkulku.fi
opkulku.fi
www.opkulku.fi
opkulku.fi
opkulku.fi
op-kulku.fi
op-kulku.fi

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyetANSy024KjdqABQ7Nl
jsrtFd4pC5umZ57CbCpFDOh5wYPu3DEf7jiypXXsff64cnuLF8pyr3jzcm1C6DzD
Wiy+szeQByMTWEDEzWQgbUiBUO54MiDixvk+y90X75n34CEYnGwQUNQzo4S7Tq2D
ZjNRYZHyK/Q+eurDzrJ909HcoNF0+KKimuzUhPUykxmgk5kFCmzVAD6YGi6n9/rv
tuiXLOw1+KY/kejAfVnyi4JXu1IyOVJoonF41nTV8TMEM5GYQGwUl0gfP5+H4ucy
d/Tzl31KaXYUdkverKdd0/GcwiWm1P1ImPDP8Z6bVB1djkzwND8XhO/rOk8nEequ
vQIDAQAB
-----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 285692894250248648199727911907126466324726
 . . . . . . . . [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 2019-06-02 18:31:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-31 18:31:53 +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.opkulku.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 25489905796890941535133137541128248872727697917604731509032579145339622858797474180348988852352110694180082626231346097364737525539432605445606714722386163717387002271863221705577658679341149482541779939323540582778548341925907164121474334071444542574458642221790971794146880314641313212460576482557151121707201274154200716425376829090795164566166084168126234328505348533696206492152070406018415362475939945557017344590596612738926198587850288446495155960752044138556496909600737814812548088124534155881922036213511887427542220573849765243371011096797913716000229755420551797086031266578611938528356238299289667415741
 . . . . . . . . . . . . . . . . . . . . [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)
							c14589165314a088a1a39ed0d3f1e766f997592e
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.opkulku.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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016b19ad42490000040300483046022100a6425522183a7b62e9a69f3a9dad43276512a1a1a354f9fcb2a71a4a4bb6d6b9022100a7a3bd4846a85ae0559b1c1c9c7f9ad0dcc952258405ff50e187b8e1ecf21351007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016b19ad4269000004030046304402201e4659ac431e4b5a5ac08edf55d00065833c37dece60893e3d99256aa5de4fc6022021c7664b1940571de50de4a75cea2ff250a581622d2ea07d491a7b1c646e5704
 . . . . [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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