www.smenarna-prestice.cz

Issued by R3

About this certificate

This digital certificate with serial number 03:cc:4a:97:39:a0:4f:8d:17:70:7d:5f:57:c7:5f:c8:09:56 was issued on by Let's Encrypt.

With 2 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.smenarna-prestice.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cc:4a:97:39:a0:4f:8d:17:70:7d:5f:57:c7:5f:c8:09:56
Serial Number (int): 330853608724464382315400366832337061153110
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4c:71:e8:31:b8:f6:85:1c:7a:7c:57:96:1b:2c:72:cf:26:7f:26:1f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f1:86:f8:9c:e3:7e:d6:04:1e:43:3a:b6:0b:17:68:04:c6:67:8a:d8
Fingerprint (sha256): 33:e3:ec:44:bb:15:ca:c2:7f:30:5f:8b:95:19:58:ea:e1:cb:48:1e:c6:b1:1d:2a:4c:40:dd:52:42:3f:d7:5a

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

Revocation information

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

Check the revocation status for certificate www.smenarna-prestice.cz

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.smenarna-prestice.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

smenarna-prestice.cz
www.smenarna-prestice.cz

Other certificates including the domain name smenarna-prestice.cz

(limited to 100 certificates)
www.smenarna-prestice.cz
www.smenarna-prestice.cz
www.smenarna-prestice.cz
www.smenarna-prestice.cz
www.smenarna-prestice.cz
www.smenarna-prestice.cz
www.smenarna-prestice.cz
www.smenarna-prestice.cz
www.smenarna-prestice.cz
www.smenarna-prestice.cz

Certificate

The complete raw certificate details for www.smenarna-prestice.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA23RKiSn6ej/Bf3rPNLhv
57SEgdyMw9kXAYV/vnbEyJWMyx4JiMjCV7DKiVEpupd3UxHFXtTmVKA9uQacV5GR
vSveaiF6KhRyEvJ00Hb54OW53Idn0GYyw3yx72RI/uikf6dnGwi+0Lg3gAodym0/
uoVT2pvcB+K0fTed3DxsnqcS25YJcdshY2G4oCKmsJH5ATzk6xN2SvSHsrvpT7Zl
tMzQiuUJGX+xoMLPWu1b1C1G7eRidyknTJYmnKcRZ4XBkzmza947loXwybfpynP6
67+WOi0Y0pFubn5hwXU0WsFm94wJ7rTIU2wf0JRflJUhuWZKSSiAe3+/TW7qAUCr
OQIDAQAB
-----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 330853608724464382315400366832337061153110
 . . . . . . . . [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 2023-10-03 22:53:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-01 22:53:27 +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.smenarna-prestice.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 27703534093611121388670639889449841759597585852147052438004108788194602893756939809845350348088500793176295517260916769087980526044835039396867572181887988793432979070855881950103008257880669352331956413608034702505997887944241179918151618247201295095009670565963067988623544608972638365945121052630817139110724375744662019403526276667293140235520963931079832164792949656617713749109228296117629397818888452734873631559510269477528803234392333069401886430437760953741401881130782389832480778127468740326374949789823317818526024903483624324916463015170402302082467994888044399865745081878357698536545990861936799034169
 . . . . . . . . . . . . . . . . . . . . [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)
							4c71e831b8f6851c7a7c57961b2c72cf267f261f
 . . . . . . . . . . . . . . . . [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 (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smenarna-prestice.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.smenarna-prestice.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018af7f5fd5900000403004630440220599032bbe7ba657a1e104f4da6fa2b75a1f70d33feb5aa8eac0e4108df632180022017290fc1e4574844085b4449582a561b5454b0544de9e1185cfca347294109190076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018af7f5fd470000040300473045022100afd8b53b95e3cb25fe4f7cc57388faa5115aaef1c285618866dddfe71ab45d4f02207d269566d764fc25458d0f05bbc6eb6a6c81410df27bdd175953adae2424fd09
 . . . . [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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