uzsvm.cz

Issued by R3

About this certificate

This digital certificate with serial number 03:45:e6:4b:06:ad:f6:89:c0:6c:8c:1b:2a:1f:74:33:c5:9f 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=uzsvm.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:45:e6:4b:06:ad:f6:89:c0:6c:8c:1b:2a:1f:74:33:c5:9f
Serial Number (int): 285122453109597644262512361650185781364127
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9c:4b:89:a5:6e:6a:79:fa:f8:15:a6:74:9a:25:61:ff:5a:15:b5:7e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 85:15:9b:53:45:0e:a6:af:a7:75:6b:3f:4b:15:73:6e:f4:33:2e:95
Fingerprint (sha256): 1c:b5:4a:bd:0f:40:41:b5:45:93:20:0b:98:35:82:87:24:84:96:42:f9:3e:4f:e0:5a:a2:f6:a3:a2:a2:69:bd

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

Revocation information

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

Check the revocation status for certificate uzsvm.cz

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for uzsvm.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

uzsvm.cz
www.uzsvm.cz

Other certificates including the domain name uzsvm.cz

(limited to 100 certificates)
crab.uzsvm.cz
*.uzsvm.cz
uzsvm.cz
uzsvm.cz
crab.uzsvm.cz
crab.uzsvm.cz
crab.uzsvm.cz
www.uzsvm.cz
crab.uzsvm.cz
www.uzsvm.cz
crab.uzsvm.cz
nabidkysi.uzsvm.cz
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crab.uzsvm.cz
nabidkysi.uzsvm.cz
www.uzsvm.cz
www.uzsvm.cz
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nabidkysi.uzsvm.cz
www.uzsvm.cz
uzsvm.cz
crab.uzsvm.cz
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uzsvm.cz
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uzsvm.cz
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www.uzsvm.cz
uzsvm.cz
nabidkysi.uzsvm.cz
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crab.uzsvm.cz
uzsvm.cz
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www.uzsvm.cz
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crab.uzsvm.cz
www.uzsvm.cz
crab.uzsvm.cz
nabidkysi.uzsvm.cz
nabidkysi.uzsvm.cz
crab.uzsvm.cz
uzsvm.cz
nabidkysi.uzsvm.cz
nabidkysi.uzsvm.cz
nabidkysi.uzsvm.cz
www.uzsvm.cz
crab.uzsvm.cz
nabidkysi.uzsvm.cz
www.uzsvm.cz
nabidkysi.uzsvm.cz
uzsvm.cz
www.uzsvm.cz
nabidkysi.uzsvm.cz
www.uzsvm.cz
www.uzsvm.cz
crab.uzsvm.cz
uzsvm.cz
www.uzsvm.cz
nabidkysi.uzsvm.cz
crab.uzsvm.cz
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uzsvm.cz
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mail.uzsvm.cz
asms1.uzsvm.cz
www.uzsvm.cz
crab.uzsvm.cz
uzsvm.cz
www.uzsvm.cz
nabidkysi.uzsvm.cz
crab.uzsvm.cz
mail.uzsvm.cz
crpj.uzsvm.cz
crab.uzsvm.cz
nabidkysi.uzsvm.cz
nabidkysi.uzsvm.cz
nabidkysi.uzsvm.cz
www.uzsvm.cz
www.uzsvm.cz
www.uzsvm.cz
uzsvm.cz
nabidkysi.uzsvm.cz
crab.uzsvm.cz
www.uzsvm.cz
crab.uzsvm.cz
nabidkysi.uzsvm.cz
uzsvm.cz
crab.uzsvm.cz
crab.uzsvm.cz
uzsvm.cz
www.uzsvm.cz
www.uzsvm.cz
crab.uzsvm.cz
www.uzsvm.cz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAhtiy2ed3wr8jk92M2zyO
7KvAOvV+whvo0Ju5Ts17n2wf9rcIHQW0oWpZ0VRrPmtguvnkjjyDRb3tHJG0hwlz
N3Y53sEdwxgKj/+WOZ98WZRGnKjB5w160FALkBuGszsQRkR9npKfK4cN22VsusE2
mz2a0qVTy38MkbHlk0o0P1yIZSA/52LdCSpcI056ZBxRnxNCCBP8fyHNEag5HXps
PEvyrEuoyhv+I2NHjrvQ8s9//yoiiB1Ag8lmE5shQXZQtZ4Xao4de8nQywnydMaA
dyxxrO6SiPF90CqaN0ewYWj+OmEkTm8Jbwctj3srmCez5MYKHER+ceDnY0IN/Lfx
iQIDAQAB
-----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 285122453109597644262512361650185781364127
 . . . . . . . . [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 2024-01-18 10:15:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-17 10:15:33 +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 'uzsvm.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 17022790946235527615185238458114067667004953631709864045685497105827389324112613151110067935386005393870303249070612829717204941724873271844366101398991812752250950136363098593131714086847142941322427382011053214419203096703182415012897977786219844492672905960375764792902808513887496865394702086609032103182514987350248905834643537007510627616747608940412164324703378128459044031046475480347547503343462730965218014304867837868805724528337831047001858125456859860679135041405793184913303304340486452221749212266901423053882647808513620809149767294290355551885783094065387121003390234533641605654757614496706192732553
 . . . . . . . . . . . . . . . . . . . . [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)
							9c4b89a56e6a79faf815a6749a2561ff5a15b57e
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'uzsvm.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.uzsvm.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)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d1c489404000004030047304502205aaaefda7771bfd0b62a3eae901a35d69535827504ff66498ca4f3eeac92876e022100c402fae1df7e616e1b871eedd35ed64e7e353e068af7d44c4d9fa0b762de4a310076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d1c4894050000040300473045022058376677f3cfdcd53ae90026a601399180660579e0bf0baaa38974f9c9548c68022100cd0a1c140ed37d517143de7d030b02b8ae63ca5646f10c7d3475bd81cc0fa561
 . . . . [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)
		0023bf8c3c17dfe3f6a4e2f8de47a328b1bbe3937e652f18d5dd2c2da3566384b777b3783a0990df3a3a1c767f988f8850ac89aac1fe1ec7be1de06ab706ba1d4c65ddbd36679be8861f61f415cd6f56013c6549e8d5b83ffa5353de5963f74a5ee7fb370c700e11e1b8175c68950cb29b87ee65e25288a03454f9d4260041e22f088a05fb3ef8ce65ec59faa84640fdb8195873bfb91d10d766018d3957b226275b030942663c667df08957100969fb201f89060983d7ba1d574a68603c10de85e0c172422fd6ce75e97651d823e4cfc5f1fe00081a8c84c107130e8b64e7af9179759bce96b34792b606d46d84cccbeb500bbcdb08d9a3ca6b45d47808201599