registrace.udh.gov.cz

Issued by R3

About this certificate

This digital certificate with serial number 04:2b:e1:1d:0f:67:fc:f4:f1:c9:31:ec:24:a3:b1:2a:ce:3e was issued on by Let's Encrypt.

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=registrace.udh.gov.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:2b:e1:1d:0f:67:fc:f4:f1:c9:31:ec:24:a3:b1:2a:ce:3e
Serial Number (int): 363380512692776775232746253381722325044798
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 2d:39:d8:ad:5a:af:e4:41:3d:a8:b6:e6:27:d0:88:b5:e7:a9:80:53
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5d:10:92:35:a0:62:c2:2d:be:d3:42:8a:75:00:2d:2e:d0:86:ad:40
Fingerprint (sha256): 19:cd:20:0d:1f:c0:f4:09:c6:10:e6:fb:ee:eb:83:16:fd:16:2f:e2:46:4d:c2:90:00:17:d5:08:b0:f8:dd:f3

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

Revocation information

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

Check the revocation status for certificate registrace.udh.gov.cz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for registrace.udh.gov.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

registrace.udh.gov.cz

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Certificate

The complete raw certificate details for registrace.udh.gov.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7eG0SExnwvHAQ2XV1Y7y
wWs12E4tEMCiZdnAnRUJ7qCaz779nuxkk6q7OGzLxrGuTDODrxWNoNnEiNnykx4W
zebREAdjKoToXQglwwDDF0Umo0IVGOZxtRlzHKye2noxiIDSgQgDUuTV6zas6tVw
WrNjhizgwG9EOIdWGm+CaV41lCzqOXvwlBadQ/QDxPT0RfH/xxsN0Bww3r6RgrhU
InEfGG7HbXrOEGWJeF5PztsrzAALJcp+JKOIm7bw1GxwM2s6G7l2tLJAJzPbZrwU
9TfuWlfSxWfTxUtLPm20dqCQGGbdWcqO6lMyMol3w0Q7rN70aZPgtGPswmFpKV+p
1wIDAQAB
-----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 363380512692776775232746253381722325044798
 . . . . . . . . [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 2023-12-05 09:00:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-04 09:00:22 +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 'registrace.udh.gov.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 30029777180041791297591448068433484349205539915146376427200127280251117535662591875990936041917433944765692886627195101441528035892076688938971140729735964627120180909292964997320787482452905920804406536417653677699032886134910548192284475826392174682459391646005359068714602243225573340063546875086526317371824090572795381055217242944542270460865985024121950450862807275942462100667028097119357860500414386125707698774170635675182919593010191362640207784518354639392433433102623439773173254970602185365028086436010583747019105718980413433940639595011438519395118704822305024730826138322049351741429130178309558086103
 . . . . . . . . . . . . . . . . . . . . [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)
							2d39d8ad5aafe4413da8b6e627d088b5e7a98053
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'registrace.udh.gov.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)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c396bec8c00000403004630440220511c2b98afc4e751acf2a713a14845d79b347c7f5437235267089e8b1bff0d5402200fe1ac44428f76ae41e4aee01b2e0825cc3bc66cbb6d58b4a3856c8b51c9c07e007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018c396bec94000004030047304502206804931e17e082ca7b2391502f76dc09db260aa4c168394b394a66b9a22cdcf90221009355a5e94333c6d58325657b05af5c8c590a8f24b157827444fba0c593ec175e
 . . . . [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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