unizdrav.cz

Issued by R3

About this certificate

This digital certificate with serial number 03:dc:35:6e:fa:bd:56:52:63:23:03:0c:bb:51:01:11:f7:a3 was issued on by Let's Encrypt.

With 3 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=unizdrav.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:dc:35:6e:fa:bd:56:52:63:23:03:0c:bb:51:01:11:f7:a3
Serial Number (int): 336270003839921480213152699741986480060323
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 95:fb:1a:7a:e1:ab:ff:5a:63:dc:6c:9a:56:43:8a:15:6f:df:72:57
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f4:89:21:9a:66:60:f5:ea:20:59:cd:e1:f1:9a:1e:35:f8:93:b9:44
Fingerprint (sha256): 94:f3:91:f2:dd:ef:dd:fe:66:8d:4d:2c:56:f3:85:f8:72:6d:6f:30:fa:74:c3:d7:4f:b1:7e:c7:ee:89:aa:d1

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

Revocation information

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

Check the revocation status for certificate unizdrav.cz

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for unizdrav.cz

Public Key Algorithm

RSA

Key Size

4096

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

autoconfig.unizdrav.cz
unizdrav.cz
www.unizdrav.cz

Other certificates including the domain name unizdrav.cz

(limited to 100 certificates)
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.sk
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.sk
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz
unizdrav.cz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 336270003839921480213152699741986480060323
 . . . . . . . . [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 2024-01-12 22:00:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-11 22:00:19 +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 'unizdrav.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 832528962737355543418819672278285616393850133912439457946689979012338728292540123972831813501653094501036698383356476428080531423712050494835553678001982353583908192312357183521567165679595869228913086424045262010753700267472661930883034351335145048851772970871624949010736093439869634129957296281471724146546083611119194931196248099238474837106871785172881411642341908312705693429630111483690219140859459940567691503720808681649541863345412268813956579329866027134389913980653979972752567747886263754210773052744314048104370210060423279617287236266796019058471414785827500632242039518710256497724828526561090977569973780131871436927686907378686693515842477626844639288831374407419973178996059225629974137698460107450502791943119563815404341964354136072943021734656880292514883523033844119779736187344139096454274252158856247518964396632374585099177026226796734129290357473394015341273265979013045056411047454794323281325467550413899552381006162420972698192102362382617005233366210779678060649685909121024650192197717644030289182863259261714364711432576136788824327163387673815167173362748476500190736231181596026378491980019275251369820181840617976768724508598625572522583539407038266019067624997251960280958363559686524948767000391
 . . . . . . . . . . . . . . . . . . . . [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)
							95fb1a7ae1abff5a63dc6c9a56438a156fdf7257
 . . . . . . . . . . . . . . . . [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 (56 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autoconfig.unizdrav.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'unizdrav.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.unizdrav.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)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cffe7a705000004030047304502204126a2ff55c990f466b092762bb98af03b6cf26b9ecec8374445bb254d37b01d022100f8e26177c473383d971580e2c2049dfee61fa198855e994a08c8490ac2e7887400750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018cffe7a97b000004030046304402206cb2d6d3800ae4bca144aec16c2061735988c1821ff6d07770aecb62866f2488022019d3fc5c38b23b712a5598943dbea1e824020d9658f0cfc8f18471ff1b4fa341
 . . . . [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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