satomar.cz

Issued by R3

About this certificate

This digital certificate with serial number 04:80:b2:68:92:01:fb:f0:8d:a6:1b:ef:5c:80:21:86:3d:31 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=satomar.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:80:b2:68:92:01:fb:f0:8d:a6:1b:ef:5c:80:21:86:3d:31
Serial Number (int): 392242432236433114401495650477008807673137
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ac:fc:e5:20:28:77:5b:ee:49:d8:5c:ea:91:3d:56:9f:cb:6d:bb:e3
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): fb:11:6c:56:dd:6a:24:97:b0:44:32:9f:4b:1a:6f:2e:4c:09:e6:07
Fingerprint (sha256): fd:2a:10:f8:11:c7:f2:92:3a:35:ae:37:3d:e2:0b:bb:28:70:c8:3f:4d:e8:3e:9c:54:ad:31:97:e1:d7:b1:1d

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

Revocation information

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

Check the revocation status for certificate satomar.cz

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for satomar.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

satomar.cz
www.satomar.cz

Other certificates including the domain name satomar.cz

(limited to 100 certificates)

Certificate

The complete raw certificate details for satomar.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 392242432236433114401495650477008807673137
 . . . . . . . . [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 2023-10-16 01:41:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-14 01:41:42 +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 'satomar.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 852132421312581616345916457607893553093861728019227291049869963003525197120954360403446295026555480106739082540737253098314261841295543644161798030581830146930314844378174333814197152698017276974832856880594077851433992138602517695944081166486625028752699311750978510232944118129024056758844216082031379924279583242843726520506236334164323600462763535997056228605580349470210298704716339335505226508875798737330206255203631504388514439721075120537212689629702523803957113016354817626176220408887051008806747407322944228838974071565000684920928242187901938967337656715672763095855181198529368072680972466798732230056925279736856933161362535154815320559460506496260596229313227621272946027725195166776733734797708704652958025763629391184737604373546354379912628703121426088041335953316992149223966126128520379379105163154430431881685404731390352335399117094686367952174205356535857862804723479356886973872493415806391747807173827392681824469689891977858027260503212176655058910470325282480627859684603416013249134325771486057782536433990650735551802828193290518469726958503826713320380913838458723785344354643551575339528993780324503226516188386261319279553158758163749971984644533623910229267915082640352523188392602254641869321481297
 . . . . . . . . . . . . . . . . . . . . [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)
							acfce52028775bee49d85cea913d569fcb6dbbe3
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'satomar.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.satomar.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b365c57810000040300483046022100b8da8016e2f88f5bd231040d46741f9ccf25798aa5ea2d00f0d9f9ef89975b530221009e2acc0e300fb5250964cb24246f9204abaf6694c359263915f04ba4afa5a05200770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b365c57ba0000040300483046022100a469f3fcc53d0d7e33d7db65fc94104f96fcb5852290eb38f3dac7d68806cb4d022100a8038c8a0008bf3921241bdb244dad7ce8963f21159b9913a63f88c3f4693814
 . . . . [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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