cheb.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:68:f4:84:0e:e3:6a:57:d7:6e:97:b4:c7:63:d4:41:26:54 was issued on by Let's Encrypt.

With 8 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=cheb.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:68:f4:84:0e:e3:6a:57:d7:6e:97:b4:c7:63:d4:41:26:54
Serial Number (int): 297051241271186625157095779494253645866580
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 40:c5:87:87:d3:68:c0:f1:4b:83:46:6c:ec:05:ef:3e:0e:48:01:2a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2d:47:cc:51:a7:d4:41:3f:ee:4d:81:d9:44:25:c3:a1:ab:24:83:2c
Fingerprint (sha256): d8:e0:da:e8:10:ef:4d:53:06:d5:03:96:ed:89:0b:1c:7b:70:05:ff:10:cb:ba:16:d9:db:15:f5:1c:6e:e0:6e

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 cheb.cz

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cheb.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

cheb.cz
cheb.eu
mestocheb.cz
mestocheb.eu
www.cheb.cz
www.cheb.eu
www.mestocheb.cz
www.mestocheb.eu

Other certificates including the domain name cheb.cz

(limited to 100 certificates)
ssl.cheb.cz
cheb.cz
zakazky.cheb.cz
*.cheb.cz
cheb.cz
zapisyzs.cheb.cz
cheb.cz
cheb.cz
*.cheb.cz
cheb.cz
cheb.cz
zakazky.cheb.cz
cheb.cz
cheb.cz
*.cheb.cz
cheb.cz
cheb.cz
anonymizace.cheb.cz
zakazky.cheb.cz
cheb.cz
cheb.cz
cheb.cz
cheb.cz
cheb.cz
cheb.cz
*.cheb.cz
cheb.cz
tic.cheb.cz
cheb.cz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxG9cjeozgyAuMRV4infg
8d4iVGnvIt6mnoynbTIQf5U+47nNYt881chEhMREiNJeU9BGXNf/TrPcz3JiKkxE
ICxzvOdVDBiVQevNjOch9NxbhzQPcKQQbd6Gdw2EHMwdanGh3lYw5NXIOZWavua+
KcPQypL4EratKxONQfJkylDM1uDtTfMLLJ416VtAcKRy+N43C+iRydm3qZIsnxP6
zcO5QhFHiPBD+piq2CCqNuw/ztmAJ5A8xYPJwkX8+Gxuq/8wVSV9YHw1LjFSQEin
HB8UDAvyNnO8Ojntdw27m8JOSSQOeJxGLLxlhAyRo7OgKhEhWT7iQJNqNNiPx5rs
ZQIDAQAB
-----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 297051241271186625157095779494253645866580
 . . . . . . . . [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 2019-09-24 18:24:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-23 18:24:47 +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 'cheb.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 24797622195631309885108400745745263171502305695238310839355669079925136054504965352245078022343010861222993508218327896801917601479611135500520883644110849437978359295234455927442671183448296143921153808012210138134119523601064092094446304716426687962882901232352354229954167414116822222783632039655618182497550905246130986595433091927265585643772421159650344610860223073300058653908913255408040085847901165863494399634645517713961610869424798883082398175177347337693708589914647792079836843372446843376329554925322568850627335039205476487148533713728565233048461834225875795550734164201602881129049589004267337477221
 . . . . . . . . . . . . . . . . . . . . [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)
							40c58787d368c0f14b83466cec05ef3e0e48012a
 . . . . . . . . . . . . . . . . [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 (110 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cheb.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cheb.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mestocheb.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mestocheb.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cheb.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cheb.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mestocheb.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mestocheb.eu'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d64bbbaee0000040300473045022100ee12dfda229f7ff181f6fe2433e1ef61cc9e32c58f5d83a4843e08126b93bf8602204bcf30c1c93394b948fb00cc09333a5feefa94dad245da67994fbc50f4f1d939007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d64bbbb0d000004030047304502206f919a5b001c0e0f34ab7f7dcabb0b0a70c30ceb25dc265cf7fc9da8902af88a022100a06a7325fecabcc22bdeeca0e9094959de41521698adc465374cefc090c688ba
 . . . . [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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