ladislavmartinek.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:7b:ef:ea:05:94:1e:1e:c4:2e:53:2e:50:30:a2:b6:45:64 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=ladislavmartinek.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:7b:ef:ea:05:94:1e:1e:c4:2e:53:2e:50:30:a2:b6:45:64
Serial Number (int): 390622775459921047450656838308468920567140
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 7a:e6:ef:f4:cd:82:56:de:93:66:3d:58:fd:31:9f:20:60:2b:25:ee
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f5:e6:67:3e:3d:04:bb:2e:2a:cc:fd:5e:5a:74:a5:ae:d5:9b:36:ab
Fingerprint (sha256): 99:f2:51:a8:32:4d:ab:77:52:8e:42:a9:fa:82:ae:79:46:a0:ca:9e:16:ea:ee:89:ee:80:3a:ce:26:4d:75:df

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 ladislavmartinek.cz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ladislavmartinek.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

ladislavmartinek.cz

Other certificates including the domain name ladislavmartinek.cz

(limited to 100 certificates)
ladislavmartinek.cz
ladislavmartinek.cz
ladislavmartinek.cz
ladislavmartinek.cz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsZHaaq5uizNL7IPiN1Am
gzQ1pabwRvgU2km0zR6Ik8bRTHh/ym5FQEQRVetedCAoOCoxZWcH/5sn4DSyXZIM
VMtfSp1vF2owTKx/wvhclmy0wDF/9CceP4qji1h591qLE0S3fr7faLhybyyvHTJ5
YkN/QFGq+MQMTu1F8iVTLVeGmP55u/TP4+zsI1DoxcQCUKqAD78Tm7BGbFore37G
xucKoQKKNaCp/YI0pjMJHkK/OZ1WqI/cVD40gA3smGV78H2sjkIDYBamUZUV6Mlf
aoI+zrgHLuhYGKbjT0UqqGmDy86CmJRYKFE2gTYMpXazVLqfWSdu4TqdPKVsFGC+
zwIDAQAB
-----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 390622775459921047450656838308468920567140
 . . . . . . . . [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 2019-01-31 22:06:30 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-01 22:06:30 +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 'ladislavmartinek.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 22416102867746175872087240989103169561994963390457735878908193310315188356407561761464991098716201390035159167351849881580465594721730561382763534519114003114452524195647540142513645242075797850543381380914123903215976258356102282024132945267358419272137946207319588711039983985672525263491095735964787362381690576336440187046795036734899613486229636233638519392628936522880385594287050731619425800633932996250205781368510710667100940401237285483981159476907334269760129196222370621863518495505879498854831946734247627983848930058658824178876281417448214747344598091547416201195314278254932875584788174126012421947087
 . . . . . . . . . . . . . . . . . . . . [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)
							7ae6eff4cd8256de93663d58fd319f20602b25ee
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ladislavmartinek.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000168a629e798000004030047304502202b1441bae03160f61fa5c9913da3198d570279e6eb651c598e3ea0f0b4629b3d022100fc470e12723055709878f78d17711e13e1dd347ebad84d09284e50ee1e406cb5007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000168a629e78e0000040300483046022100b5f9d57fad9c9e7842a5216a792d970a6eddb8e3f0fbae020054b78d25126c010221008a5f2ac3ff1870900f31da0ef321e2fefba4de1fcd02f5d74db1d6adb64b247f
 . . . . [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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