esemes.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a1:42:2f:14:c6:24:08:a8:97:9d:e3:d4:19:0e:c7:c8:79 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:a1:42:2f:14:c6:24:08:a8:97:9d:e3:d4:19:0e:c7:c8:79
Serial Number (int): 316210292376572508320757479812911155628153
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 98:46:ce:d6:58:a6:47:fe:19:30:a9:5e:14:77:8c:7f:56:83:7c:26
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 97:8a:d2:1f:dd:bc:85:cc:9f:62:ff:b0:bd:e9:d8:8e:05:40:b2:6d
Fingerprint (sha256): 5d:dd:42:14:50:5f:9c:c5:5c:ab:e6:eb:00:b6:70:14:b6:9e:88:dc:ff:09:23:32:64:5c:ef:5b:f2:44:94:aa

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 316210292376572508320757479812911155628153
 . . . . . . . . [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 2016-09-05 14:10:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-12-04 14:10:00 +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 789322045923721551019097290851036967463514728894928080103014062074919631711650775887802675495382991101025699719113896702935605872057073074178379137655024391471631700290006723206017290439713630226824295674762837599150434149911976148231191632377537681518505554647027427839373421746996353935483950548779688733127015958715158690921058309572478468166512501270570338567963636516319876041825444127451779737742089106433708084141553592897022322856049095739525990984511619224417059163084306204548641298871349822958654078560201858827838585532592934422989451449133527869193390087624205496734914308891066244696705154870637855289779848952427226828080955572431296162528129447794315186114172575707985047965708210192662441269563672438935226130769402777250237494404578286595108011387391749262228159878218537464936625620306558120032891247891117340358487762369306361350781385603170226299457479142582607320191540836874250269806240259044883358260333873447104953664857514274911119919434364680613483305391980442039620670418310501731356589387734889238960028842838043771914237861770843942758151972057337202402345265065561281967500363055053801685165350428802874750721271922993252695480295042030330294846366559215188858068391456589519833304228888023439948633591
 . . . . . . . . . . . . . . . . . . . . [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)
							9846ced658a647fe1930a95e14778c7f56837c26
 . . . . . . . . . . . . . . . . [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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