www.hrebik.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:02:a6:a8:b9:bc:27:20:e3:b9:36:79:f1:ed:93:b0:d8:ab 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.hrebik.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:02:a6:a8:b9:bc:27:20:e3:b9:36:79:f1:ed:93:b0:d8:ab
Serial Number (int): 262238950449447927657385821541091624671403
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: bb:72:ea:a1:76:89:e6:32:a5:91:96:ec:7a:08:ad:4c:3a:d5:c5:87
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 43:52:04:49:61:b0:35:aa:59:da:01:5e:0b:97:44:be:90:a4:73:a3
Fingerprint (sha256): 94:21:2d:03:50:9a:22:6e:e7:86:a1:0b:ae:93:ec:49:05:56:c0:52:b6:82:76:49:3d:25:a4:a4:98:d9:6c:a7

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.hrebik.cz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.hrebik.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

www.hrebik.cz

Other certificates including the domain name hrebik.cz

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

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuudHbKDkh9rBkKjcx1AL
L4wwNoSvVtKqrbvN9zu+C+UZcOFtqk/vdm5fPDR4nudOLEW6Jg1U7pNp5WoTdwQB
v1z2drOEMXW/esE2Gu75tsVfJkWXCLt1bxl9P9S+mregCHFxUN0QplLLj+hTLq3P
Nlj5ijTvQh0bw32gq7fzuqUI2KMj7wrWnqjQE/3VO9YnSu8zRMvgupoonSwf37JZ
DLHCR+6Kucc4aZ3HmvTHjNQt0OG9XSjI1Z/sylRTYJS/fuc44cVytTgQkPW0dmuD
zzoK045VmPXwXOqshxZ+Ku7+iiYY+5JkEkFDLwapQnbQiK1LADcbaiNsZrmKd3Ul
5QIDAQAB
-----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 262238950449447927657385821541091624671403
 . . . . . . . . [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 2019-10-27 07:29:30 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-25 07:29:30 +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 'www.hrebik.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 23594372649847012399150842117975181252054310150222520117316003324846099192781739374202607428158948075278285455230001195818779953038032455784205336581968660334846753018856113543158586025497038410194490993629963863673817778236838616501495185584013901996032908482891124344812395185315485025795421807348276757475697274043449476296613432375031078649354207816681318093863654298419515453383854945338219569547817986984554301280027312491014871801650050029916746081870822501206593751653836088994948551645531729949255316323147835881335511517098386821462786802388714570582192601136599813255337536556308687441718896605077502764517
 . . . . . . . . . . . . . . . . . . . . [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)
							bb72eaa17689e632a59196ec7a08ad4c3ad5c587
 . . . . . . . . . . . . . . . . [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.hrebik.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)
							00f10077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e0c55a8c60000040300483046022100c409fad869c66206c4db412987568a3a0ce6246955dd59cbc86ea87ff512620c022100897b0b36b525e4abb88d8d4ff94fdc0c7ad96cdf88786c8123fa0a26dd036fd400760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e0c55a8d0000004030047304502207d5656e29d881ed1e00dd9e5337bfaa2e01a2c69fc4c912f1bced588559a70a9022100c811f54417a8130acecee281d159a5c92c4d040b3d7128e91f138530e9b4d666
 . . . . [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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