eknihovna.bpa-ostrava.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:81:2b:fe:0d:e6:9d:65:71:07:30:6d:d1:42:59:a1:6e:20 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=eknihovna.bpa-ostrava.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:81:2b:fe:0d:e6:9d:65:71:07:30:6d:d1:42:59:a1:6e:20
Serial Number (int): 392404044989005381609585707677809295584800
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 8f:f9:5f:e8:93:5e:96:40:70:b6:26:b6:2b:3c:1b:cd:58:62:c6:e2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0f:69:8d:6b:58:d9:a1:ad:51:8c:89:2b:9b:c1:9a:6e:16:33:80:0b
Fingerprint (sha256): d7:42:8e:6e:32:34:91:d8:c1:3f:87:08:a4:29:4b:95:30:88:6f:3a:de:bc:cb:f7:54:38:da:63:6d:c4:3a:98

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 eknihovna.bpa-ostrava.cz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for eknihovna.bpa-ostrava.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

eknihovna.bpa-ostrava.cz

Other certificates including the domain name bpa-ostrava.cz

(limited to 100 certificates)
eknihovna.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz
www.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
www.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
www.bpa-ostrava.cz
www.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz
www.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
www.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
www.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz
eknihovna.bpa-ostrava.cz
eknihovna2.bpa-ostrava.cz

Certificate

The complete raw certificate details for eknihovna.bpa-ostrava.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7kiOrtOG9fmOryjNgB1S
jmLziXPNJSblGJcMHZ6Q5Z/5d7Qm4lU0ptlJNnwTFmyImRRFbd4dz8mb6bIfqzoR
3kj4dc7/kQ2C/vChpx6rPKM60eSjRwQ5R4TODOB7Pm0AJ34ETXVlN1B288eMjlVz
RXFPs9kzcYvzq1gln52oCqv1YAcsLvdammOxnm0XIJEeKL+RiOYRweodo3T1FCxy
h8RBr5FW77hXxAYu+J/ptrYT0ksc0DyG5BF0tRctPDX0+jqEexuuyQPiJYz1+N2y
3l00ittLRdlqb49kQ0oAlttQrLgblXBjItVTIXh1lLsDUOcGdQEJtpjLgjpmTj5Y
TQIDAQAB
-----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 392404044989005381609585707677809295584800
 . . . . . . . . [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 2020-01-15 04:00:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-14 04:00:28 +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 'eknihovna.bpa-ostrava.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 30080495947255362608924167937970130046356345426439477738667332908929088513007409457893701914737457871251837173281451771148143335216875780530537127875236642998614618632555143661667295833483135871285626807678441972774169728975260964946225951386007924644908284197339461074295878764576921822565342885419857920759341164540472398307379590086819045534393651778755710345302196117045685839899348219667186577623944391997190267188104294298036992697375210130823016825355692778355116877885725898525484456812890311410054129201425622840848908840247250349915263926694653609054365549671809679396382561312844439760206475450632221120589
 . . . . . . . . . . . . . . . . . . . . [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)
							8ff95fe8935e964070b626b62b3c1bcd5862c6e2
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'eknihovna.bpa-ostrava.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016fa793074600000403004830460221008de3f0d73bb3970d983685dd209ddf78033238ed33e11010065fb90605fc84b8022100f38ad364229931abef5c883465af8172c55ca12469d52c1409b39f25c21eba8500750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016fa793074300000403004630440220734238a310b53cb2e0de7fa6c910f4ee68e7aeed533fab28384efd31cf907bcd02203c6f5318a2fbfbbd94ff4e7f6c07e037c653b16c65795b2b0781a4b722ee51fb
 . . . . [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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