esemes.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:44:14:0d:cc:dd:86:34:1c:83:16:c5:a9:fa:46:de:1c:b2 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=esemes.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:44:14:0d:cc:dd:86:34:1c:83:16:c5:a9:fa:46:de:1c:b2
Serial Number (int): 284502714960841931776294710042492451822770
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 43:4c:78:e7:ac:f7:da:bd:53:f8:8d:d1:ed:89:af:06:51:83:c2:53
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b2:c0:fd:90:21:d3:7e:8e:b2:4b:29:48:d8:92:51:fe:7c:ef:b0:23
Fingerprint (sha256): ba:db:ac:73:2d:bb:79:ce:dc:82:ef:ac:1b:50:4d:1c:d8:7e:36:f2:4c:47:56:76:c1:d3:7a:0f:a8:be:ec:52

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 esemes.cz

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for esemes.cz

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

esemes.cz
www.esemes.cz

Other certificates including the domain name esemes.cz

(limited to 100 certificates)
esemes.cz
esemes.cz
esemes.cz
esemes.cz
esemes.cz
esemes.cz
esemes.cz
www.esemes.cz
esemes.cz
esemes.cz
esemes.cz
esemes.cz
esemes.cz
esemes.cz
esemes.cz
esemes.cz
www.esemes.cz
esemes.cz
esemes.cz
esemes.cz
esemes.cz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 284502714960841931776294710042492451822770
 . . . . . . . . [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 2016-11-21 03:30:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-02-19 03:30:00 +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 'esemes.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 822545047586081619908274381715840599535961586116637258124182861867586957699227773054461353957132819029921384496408362991808268069991756907845683221446762869420392165674269958163705945060284448006589692191540261247503590059928886844345485256825296766554100653058744686466838134387023875565323355089517919161981567022425749211957356771301296390538770026278289024362337357172857188156293210313275327173011951913571708906676104512298712901478443141829948602275311978639505494303275657571224244337500120852982027538136550257776241318414676027263161241834148040274516422460330692647514320920671958598374178692346439295065759175850113532678085709356418244680354825053969237995284858358735404333080139671342331184181643343948384656566365564011428475358897073273597598021882084404524120129386770311214176653705688704762640184170406451328969160258568271564610251115054146491812830723036832290931866063730648686085355676962844425896993265164289732243488646096224226905261398918126218900382134345226511089410914423459818071923689149453146363928551574694345742790347906263283528470616443640808931971107065812073200976601709923179229075765651936632768665728353578560357135570107387879149647680319472398683939045877176301052893680782173314823746379
 . . . . . . . . . . . . . . . . . . . . [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)
							434c78e7acf7dabd53f88dd1ed89af065183c253
 . . . . . . . . . . . . . . . . [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 (100 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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'esemes.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.esemes.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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