zbigniew.zolnierowi.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8b:43:1c:25:e4:20:ca:1e:9b:23:ac:e9:98:a6:a8:4f:30 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=zbigniew.zolnierowi.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8b:43:1c:25:e4:20:ca:1e:9b:23:ac:e9:98:a6:a8:4f:30
Serial Number (int): 308725311225844138956165653226062069911344
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 54:1b:74:a3:bd:8d:9a:23:07:19:6a:5e:4a:ae:a8:25:af:4d:18:13
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 25:04:2d:88:60:5a:c5:01:b9:fb:10:01:99:73:a9:43:bb:d0:27:5f
Fingerprint (sha256): 46:f6:e2:1a:14:f3:23:90:88:37:60:38:49:ab:f2:c4:dd:25:d5:73:67:12:95:39:8e:f2:ab:aa:b1:42:2d:74

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 zbigniew.zolnierowi.cz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zbigniew.zolnierowi.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

zbigniew.zolnierowi.cz

Other certificates including the domain name zolnierowi.cz

(limited to 100 certificates)
cheruiyot.com
gelachopp.com.br
zbigniew.zolnierowi.cz
runcalendar.app
zbigniew.zolnierowi.cz
accounting123.app
admin.mrdecal.zolnierowi.cz
zbigniew.zolnierowi.cz
www.malourx.com
ar.talkingdictionaries.app
nicelend.org
www.malourx.com
zbigniew.zolnierowi.cz
www.casafacilsp.com.br
ar.talkingdictionaries.app
renbities.com
www.archisight.com
mrdecal.zolnierowi.cz
admin.mrdecal.zolnierowi.cz
mrdecal.zolnierowi.cz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy4IfcyCZuosAQHNAioix
Vcikfa6yUCaQPJi9bd5UBddUBXZxIwZaQGUVqq1FDyHLU5Phd55La7wZYC2MnNDW
EtYuqzAwqa3bvzBe4fl87UdNDFPhh/pImTeZVn6AFw3AKIoOmTeH9Q1Sc0cGWF9y
Ma6kWRT98GesQ02CuLWW6p2UyzlBJDvTyRb6CeJnBtx9WzfRvp+Q/vRHG1Dtd6MM
KpBnxnHWqa0IbXQenQwwjPo27e44pELiN/2SGF7j/9xgaaWoCrfS1CSSv27p6SbJ
cyVXohQdWkT6HVcvMI7rB/ldkzVa/lrAqNn6K3HR8VGobpf0j+0jr27SUuJoWiNx
OwIDAQAB
-----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 308725311225844138956165653226062069911344
 . . . . . . . . [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 2019-08-01 23:20:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-30 23:20:32 +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 'zbigniew.zolnierowi.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 25690541877167127639056293407448692778044025872903657302494726837484883122076562849475175325937547010132298046592167172236564225976067908075321837877942342977249161708483097429532652399291384413856730062291944971096164985739716429850499494455032924762318008220979872487583840508899221595050555028846476659800369322094165182769620200276162968238404269205253279846370957127645699966362233784568166141421811096650658171627566703329034930645537275082475222904429560413384251519405027195257416987357829426557940998431020371022764084204604451418898686899825590173500842720615926149887662079965662566911369793207984978096443
 . . . . . . . . . . . . . . . . . . . . [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)
							541b74a3bd8d9a2307196a5e4aaea825af4d1813
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zbigniew.zolnierowi.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)
							00f1007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016c4fb3193f0000040300473045022100a80c7efe2e6375c65350172b12af4604801cf1955734dd719f99991da8a1f57502201e68fef952742ce66b337163a23f33b091cb776906b66ea3a365a91d0d608f5f007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c4fb317290000040300483046022100a4e3cef47defa12783d986a7344df387e3ee434f3023fd35eca9e3c229af2d36022100fa9b4d8cfed294fe21424546495bb9607c72d4beb61cce5e24a49745013404b6
 . . . . [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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