joomla.tkf.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f0:84:16:a9:43:a0:85:86:d8:5a:38:eb:6e:fa:ba:e1:28 was issued on by Let's Encrypt.

With 9 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=joomla.tkf.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f0:84:16:a9:43:a0:85:86:d8:5a:38:eb:6e:fa:ba:e1:28
Serial Number (int): 343180201615365656763594277346005434949928
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: eb:62:b2:da:67:6f:0f:96:b8:53:4f:80:d9:43:89:ce:19:3f:44:b6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 09:01:c7:d1:e4:17:1d:a1:cc:9c:2c:18:31:d3:4e:5b:b4:d1:a2:d7
Fingerprint (sha256): 33:00:c9:c0:9a:c2:ed:17:17:e5:1d:8a:72:d9:9a:88:03:0d:12:08:03:38:03:d6:9c:8d:8c:64:05:e1:39:c2

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 joomla.tkf.cz

9

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for joomla.tkf.cz

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

joomla.tkf.cz
tkf.cz
tkfeventpartner.com
tkfeventpartner.eu
varma.cz
www.tkf.cz
www.tkfeventpartner.com
www.tkfeventpartner.eu
www.varma.cz

Other certificates including the domain name tkf.cz

(limited to 100 certificates)

Certificate

The complete raw certificate details for joomla.tkf.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsqwG9jsd+B/5dqO00u69
sE32roa97ALWnB34VRXNS6Ewo4wwk5+4TCZea1Ln0NVEZHG7o74sOQTEZJrfSK93
uyyKiDFMVyp+FI5vsvWIDDDfXGaCihYt1YNXeLX0MEQxxeByekCwfJaN24uYT8Tc
kmdUR+apoVa/4d+WzWDJx9h4Pcq752XAQvXRTROXgKcwwsCdQkg1G9kHcPL2Y/J3
sOme2YShq6PCv7AytnVOiM4hZWL+ylNWkwhA6Y3wINzQUxyqiEUtJrVaRgwcV4DF
UhXtDbho1Bzj3LwBi78CjiRYGit0ZNRmd70eDBO5xwXqhd+wCyv8BMZIg0Ja9aqE
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 343180201615365656763594277346005434949928
 . . . . . . . . [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 2020-03-12 00:01:02 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-10 00:01:02 +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 'joomla.tkf.cz'
 . . . . . . . . [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 22555248055306859209900506513794595009323696572119515386859623140363469903058476754966359750602863280837346683666736725416853264553090272487259780508906144006146632343789001886761551712080918466425498458425306487699220328949869216736929888778307250867880227114018698750021210787542108742278596326440842120893800524656373262383566579016973610707872982636254734050185567519558984118193279447372484368611451195752627995195082632666007526399982134189013900733180050790939037660144702740037340353072179025982139076007198213357125797761633071861298020988598206565004288636209827872376529558788241104995126920690447420130427
 . . . . . . . . . . . . . . . . . . . . [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)
							eb62b2da676f0f96b8534f80d94389ce193f44b6
 . . . . . . . . . . . . . . . . [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 (152 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'joomla.tkf.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tkf.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tkfeventpartner.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tkfeventpartner.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'varma.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tkf.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tkfeventpartner.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tkfeventpartner.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.varma.cz'
 . . . . . . . . . . . . . . . . [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)
							00ef007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb27300000170cc4251150000040300473045022100a26cc5b02befe27faed46ec08b7922f32f338bb3a190ced0ad8f688355e5095c02202d240ac40250c35a402d9338a4e9dce78c27031e839b22bae1ad5a0ac54daca500750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170cc42514c00000403004630440220790fcdf8865183e418c4e4d0e00c07c909d609bd69a4e889d8fd4bccc72f33400220429f56192ea5a91b6bfa756bbfe0b63b539c619eb0aec5c392eb073a7022c7ed
 . . . . [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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