www.bpabrno.cz

Issued by R3

About this certificate

This digital certificate with serial number 03:16:a7:1b:60:99:d0:2e:c8:32:f8:56:42:c3:d6:69:b8:a0 was issued on by Let's Encrypt.

With 4 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.bpabrno.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:16:a7:1b:60:99:d0:2e:c8:32:f8:56:42:c3:d6:69:b8:a0
Serial Number (int): 269045193094150307780473720712742539212960
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 42:d3:d3:f8:04:2c:d6:78:ef:35:7d:91:93:24:c2:c3:8b:1d:5f:75
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 17:68:37:1f:f3:e7:40:be:0a:7a:5e:ea:b0:75:19:3f:2b:50:dd:0d
Fingerprint (sha256): fc:bb:d8:71:ce:0c:e1:bd:fa:6a:ef:82:1c:c8:9c:5f:6f:a6:68:3c:9b:c4:3c:e6:16:58:c3:31:32:8b:db:a9

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.bpabrno.cz

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.bpabrno.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

bpa-brno.cz
bpabrno.cz
www.bpa-brno.cz
www.bpabrno.cz

Other certificates including the domain name bpabrno.cz

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqrPN9ROg3I2yd7xFOHfh
pcAz9qWubY8w3GuIzg1IfFLda951l/0HZCN57836QbWrYOVokgLHZ8JEJDEd3YdP
YOEKMxYMWyxYqh52ijcWauEqqSR1M6rkcyUN2oDUv9ZSlOfpPy1ZPkW2P5V1Wps6
x4dq6Pkx7J1ggGIsORhbTdkERbkFhG0MIE3+b+aVndoh/BFECowi0OpJL0qS7H4m
bGda9MAlVzBUk+SY+ndM2130L8sSdANLX7ZD2X7sqsJxolujiEMlvs+N1D/6K4vH
Vp1D0UXjsFtN57czyujVfVXXY8a3ROry156VlTst+DaRpA5nuqMcIcARiERC7pMT
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 269045193094150307780473720712742539212960
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-09 23:56:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-08 23:56:40 +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.bpabrno.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 21549176758034508729661415671759896231987373151921456864027867290789384018927031671196950648089650993717479929206895768001473073358298547833581519502417957477170098412374897247130714841063181385693055711111367607772437083649808826419313240147183775112037386661186006009429415513850588449775550056733049821573842334657808275031653062522178414285331508142906943565492188756809663675813536508190308120532961404554875696131572365944020987220313746023492077025054600962776342749332351971667238206577188665262914070322264157628981516922001966175899016191761969607859287099674908998267052845642364760561608656908385311200181
 . . . . . . . . . . . . . . . . . . . . [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)
							42d3d3f8042cd678ef357d919324c2c38b1d5f75
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (60 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bpa-brno.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bpabrno.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bpa-brno.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bpabrno.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c5139f2c200000403004730450220460d2f3ece5a8780da2bdfa53c9e1abb779f740c5e3c13a4c1adb68f38af469d02210083982827792cce806bfd51fbedc6d27ad2517d9cc83fb965113cf29009a58ee000760029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018c5139f38a00000403004730450220714d796a88815a8f6dcc8f00487445de87754bd0736ec81d9ba3331fd964b1a8022100989f05e70bfda5164c8fc218b2fab9b2d16eea83403bc2b5a7590889619caec9
 . . . . [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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