www.skaldo.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:5a:20:eb:14:89:18:76:c3:68:db:46:c2:d0:60:c9:de:d7 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.skaldo.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:5a:20:eb:14:89:18:76:c3:68:db:46:c2:d0:60:c9:de:d7
Serial Number (int): 292006026720302096197766815279965539000023
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c1:76:9b:7f:6a:b8:aa:68:8a:54:8f:2d:ac:93:f8:7e:56:db:68:04
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fc:ba:97:2d:03:2d:61:f6:c3:f8:ff:d9:3d:c2:1f:52:ce:f7:0a:3b
Fingerprint (sha256): 5c:24:3e:cb:3d:87:d4:f9:8e:da:d7:3b:d2:e7:ed:43:2e:7a:aa:72:14:8e:58:41:7f:d2:0a:32:a7:6d:f4:52

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 www.skaldo.cz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.skaldo.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

www.skaldo.cz

Other certificates including the domain name skaldo.cz

(limited to 100 certificates)
data.skaldo.cz
skaldo.cz
skaldo.cz
skaldo.cz
gsep.skaldo.cz
gsep.skaldo.cz
www.skaldo.cz
gsep.skaldo.cz
gsep.skaldo.cz
skaldo.cz
www.skaldo.cz
www.skaldo.cz
www.skaldo.cz
data.skaldo.cz
skaldo.cz
www.skaldo.cz
matomo.skaldo.cz
skaldo.cz
data.skaldo.cz
gsep.skaldo.cz
skaldo.cz
data.skaldo.cz
gsep.skaldo.cz
data.skaldo.cz
www.skaldo.cz
gsep.skaldo.cz
data.skaldo.cz
realtime.skaldo.cz
realtime.skaldo.cz
skaldo.cz
data.skaldo.cz
skaldo.cz

Certificate

The complete raw certificate details for www.skaldo.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 292006026720302096197766815279965539000023
 . . . . . . . . [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 2017-07-31 21:04:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-10-29 21:04:00 +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 'www.skaldo.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 744082239132574466748025576070465903504425877915631310428708419836104093478806420821224907202552327503628982928646792078842604585691289725799780753226258414363981359727108304754977548400252517803361943448034992740600877001645442540248227281863758321769065512716529475925115591842383810060427176507829061534055341129745253050504625729843842310768856753594282370536200521365932223808134977835933094244656599404891367037586094174029038361232432034246744996346452034068001161780829309051759426447066455854503882099601088156819690727566194203066021668181769070987458006002383682122874029024430292341748485130814322602358485917027584963121676431878286729561345536587753854178084092896391563374513386420253213112620892938995562743446106890319052209252696006835710692002327111239091597350405449812301056011382597253580882254406806512024717665377762412706499706976446515085098477626964099592834441257913656928809837198846533107133283286151534972026851873205617285856677509523545658930595955844304296899364776247645705580848578653944235543953655460866279997241461318598995617220591768259046982946344783868425833276731748785010169839323179417912445985994899070678021128430402006248307055963018612594787475026707093068111970081330192192025867151
 . . . . . . . . . . . . . . . . . . . . [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)
							c1769b7f6ab8aa688a548f2dac93f87e56db6804
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.skaldo.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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