www.hrebik.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:5d:5a:e5:a2:de:02:cf:bf:2b:d2:1e:07:00:3f:9a:e1:f5 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): 03:5d:5a:e5:a2:de:02:cf:bf:2b:d2:1e:07:00:3f:9a:e1:f5
Serial Number (int): 293103940777869141936235756431401792758261
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 90:fb:8d:ea:eb:56:df:f1:86:2a:4c:7b:e0:d0:84:fd:8d:b3:61:19
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b3:a4:9c:1f:76:34:9b:01:02:c9:2e:ca:70:31:3a:07:f6:30:89:92
Fingerprint (sha256): 2b:4d:d4:1c:cb:6f:50:11:10:94:80:92:c4:9a:bc:66:ff:ed:40:7e:69:1d:9f:78:9b:cc:92:72:b1:54:83:82

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsaJf5/tht22xhJza+mEt
1ITJL5SpeXUQJp8emVCWHujYanYJoLCroWlR2WILVBEk6/CaYi22W1H0+qLTOEdk
lB2AW44QkH0t1+iMMTgw+bFzIt2D3xgC5bas1ewW2fc9qcLN5XVwFVt8FI6SuY43
JsKvfEdQ0+MTCzJ4taoBoLZ3CYcakaE+Zewr9sz4Tguwb3gY1oNLQE6zOSaDvjg+
6fsae+Gd7al5pkwpSZ1Nt/VxJGrDvafQXFKAx3nG+DkbzdeFH4XczSH8kpt69YWn
5UcmC93eVo2n40EL38P0stHO2WCJr3RmshHAdLKrFeS7Ktnwt2TK74SXnAQ60lNM
FwIDAQAB
-----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 293103940777869141936235756431401792758261
 . . . . . . . . [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 2020-03-04 14:37:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-02 14:37:27 +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 22424249895024664853491652605342329346614332182053938989599679994414674307897411979932608906307301976544944270684652582892898062686281751334220492122725848685526187938117767075353823680079060117982864485543410475707172167265076087144788601842109099309943686823118898898901115173174088012665142974803345243789325379591041035838943602464792968114730438227039802284389247296966624295734697207205891212137585337933365054218286085628068567897754265164455372794974902145057868858563830901833869937043418047475029501745669864511032325956750221582580704182906682823553270878533756560331334549857529672293719847451385738251287
 . . . . . . . . . . . . . . . . . . . . [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)
							90fb8deaeb56dff1862a4c7be0d084fd8db36119
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb27300000170a631d188000004030047304502205dcf458e442604ec646d8ffb0b81044a32f97f996b1a30828e8ccf05aff1cbcf022100e760cdafbebcf535d12f6e3add69fe7c6fe9727250fb64bc0eb7faf3d71848a900750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170a631d1d2000004030046304402200ce6d8b4ad63e140e1c24c38cbc95df2b51951e653e87ee8322f8c80055cec6c022007e03f78d8a7eeceed443b175a812ef9b10045c52607da7febeb40c5ff5c3a55
 . . . . [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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