unizdrav.cz

Issued by R3

About this certificate

This digital certificate with serial number 03:cb:11:f4:27:3f:dd:a4:3e:a9:b6:43:e4:0a:a1:3c:54:ea 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:cb:11:f4:27:3f:dd:a4:3e:a9:b6:43:e4:0a:a1:3c:54:ea
Serial Number (int): 330438042872667017618453559117132492199146
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e8:bd:00:05:0e:60:cd:e6:91:85:2f:bb:e4:06:5c:82:f1:f3:2a:ae
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 58:7b:a9:5d:e8:97:67:3b:32:eb:ba:a4:b1:46:41:c8:72:5c:de:e3
Fingerprint (sha256): 34:23:7d:6e:dd:ec:9d:8a:5b:0b:0f:76:f9:35:7d:2b:74:f4:98:66:51:a8:29:89:6e:63:49:a5:49:6c:ee:52

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 330438042872667017618453559117132492199146
 . . . . . . . . [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 2023-11-10 22:00:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-08 22:00:12 +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 742007448335180572044867618685311677693846448260149482757820492801786397374144448225189055689391820627832854091360187212931665842370118359821857866353561672888808704844125089457397234693260857503213367281216512999046468737966506640501163410374426242642754787523004202152378275002428839038651215990151291407666535096579418918884980694452677415813074460413672857956574202920845783483429574746451804846925581441862371822940552057037692962204819876483819489784438841871888932147734449295155698761563916826682096929255423088354731185612622602365817485635658373818855062204166405562793426471553422508662927056369876664136035019723788120220737111861847336843216974696552900686122876382357646259141774553699713321402954771099569531700078436186023439438135108475037430510419675918977766961870826884528029350418663210193926852292359102676819297479005406109600580511215592244126056621955709992907709202847163147090660312882972301349500859114934525362280553258309710390922428154622139923002761214784412653873284798651403925585990044270479733098515840654601664593401556419574573035366543596866404713186164359236719158028049663897905622546989896670209953647781028242069438589427418518335289888811798406852981281725285619847714443169863794230158861
 . . . . . . . . . . . . . . . . . . . . [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)
							e8bd00050e60cde691852fbbe4065c82f1f32aae
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bbb76e4b80000040300483046022100829fbe6968713a11df1c0b0d7544acf9603a95e694e825ec4031279268278143022100efe50aebc1da7e84764eacc7d212cf6c59a526d69ed559d82bb60ba15cb4fe0e007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018bbb76e554000004030047304502210095205c50a868c87bef81981ee176a5ccda25010d32d9e79985c8ba2448f98061022072288889e1719f7008e21c4b0d75ef7751c274cdcd4b8419e588bb6efd381cca
 . . . . [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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