tic.cheb.cz

Issued by R3

About this certificate

This digital certificate with serial number 03:22:b1:89:1b:35:ee:13:fa:27:5d:eb:9c:79:3d:5f:ae:a0 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=tic.cheb.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:22:b1:89:1b:35:ee:13:fa:27:5d:eb:9c:79:3d:5f:ae:a0
Serial Number (int): 273142443522414030573612493242484826025632
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ff:9d:37:45:13:48:61:e8:81:83:29:d4:8f:f2:7a:86:6a:7b:0d:05
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 70:d9:de:c8:bb:50:bd:0f:06:13:32:17:18:b0:b1:09:25:be:46:da
Fingerprint (sha256): f8:51:4e:7c:90:e5:03:49:38:c6:3a:16:10:3c:e0:8c:fa:8d:b6:ae:26:00:4c:0a:01:9d:4d:63:47:e4:8a:da

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

Revocation information

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

Check the revocation status for certificate tic.cheb.cz

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tic.cheb.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

tic.cheb.cz
tic.mestocheb.cz

Other certificates including the domain name cheb.cz

(limited to 100 certificates)
ssl.cheb.cz
cheb.cz
zakazky.cheb.cz
*.cheb.cz
cheb.cz
zapisyzs.cheb.cz
cheb.cz
cheb.cz
*.cheb.cz
cheb.cz
cheb.cz
zakazky.cheb.cz
cheb.cz
cheb.cz
*.cheb.cz
cheb.cz
cheb.cz
anonymizace.cheb.cz
zakazky.cheb.cz
cheb.cz
cheb.cz
cheb.cz
cheb.cz
cheb.cz
cheb.cz
*.cheb.cz
cheb.cz
tic.cheb.cz
cheb.cz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy7+ohaPtHh76t/Ll8Ol9
J0HFMbm8cVpgRsvuhRnK3BDxiycAER7pJnS4J0oRJ5C9XnCcA3L0A7yacX1j67DB
7MCOuxxcaQrkah0agX2jswL0a+3zGmnDGRSdcqrBYQ6OUKffCIBscN+gsFl30UZb
SpImj7ajSlzHGOD3f3LyYTJX0Mq0fs0WzEG7qECFmgjEs42xFtmU4Zz4K1TwRRJu
kYdzkfZPxIHmx0R6P73Jop2rwpYQPf5D2csoZsxTNTT6BDXiDwLvlsTTR/Uh9kxQ
DjnYLh9+Pi/LyYzSFD6EpaUFb9MHpSoysHPRDG4Qm3/IyNfbP4S4bhADdwAtIV1O
DQIDAQAB
-----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 273142443522414030573612493242484826025632
 . . . . . . . . [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 2024-01-23 02:05:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-22 02:05:09 +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 'tic.cheb.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 25720886132953664976045166982619697685004392778733266629398373381853963815457291536183225377755218259126946451612889641101987836032837471472101144761328935382754976165199279917258507642929011456162219056082332364845734831612421800508685897477704609242132054715664196915234410112294988971136287808769621872291559483450349349259956644162029392422018617668964643987250514918433040695142836869081110462334852441434946664242323903146349842932537098709597843647289314967400215652718837961295854438559923812156790294066453352540466063040147143251619973040364622521926074505980860283760201110785859301767481230510253083020813
 . . . . . . . . . . . . . . . . . . . . [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)
							ff9d3745134861e8818329d48ff27a866a7b0d05
 . . . . . . . . . . . . . . . . [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 (33 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tic.cheb.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tic.mestocheb.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)
							00f10076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d34476592000004030047304502205d4212c979ef2dfa0929fa262c431ae08247d1d120536051c43e02f47b39cbc20221008d63c0288e37b9b4f6b34485ad3f2fc894b828cdcd9872341437047018b6fa3400770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d344765ef00000403004830460221008ae37aad6e97da9cdb86dd198b4b0b3ee3dfc1255a55468184936ab614688051022100a5a9ae982f92bfc83786baaff77d710e9a06956d48e6152c1233198d5fd15f2f
 . . . . [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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