DV SSL/TLS Certificate for mapy.info-hradec.cz

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the mapy.info-hradec.cz DV SSL/TLS Certificate

This certificate with serial number 05:37:76:ca:95:9e:74:2c:a0:a9:76:55:9a:0f:5b:1a:a5:b0 for mapy.info-hradec.cz was issued on by Let's Encrypt.

This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for mapy.info-hradec.cz provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:37:76:ca:95:9e:74:2c:a0:a9:76:55:9a:0f:5b:1a:a5:b0
Serial Number (int): 454434860621553927665721374792818680833456
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: fe:41:83:44:c4:99:df:b2:0b:8f:d0:06:27:e5:25:10:f4:7f:fb:5b
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 74:bd:3d:80:50:4d:12:f9:d6:c8:07:7a:86:80:19:10:34:76:80:59
Fingerprint (SHA-256): ef:5b:20:f6:11:df:b7:ae:fd:46:01:b7:4c:76:03:0b:81:7c:e1:f8:81:d6:42:3d:ab:7f:fe:66:39:54:36:d9

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/49.crl

Check the revocation status for certificate mapy.info-hradec.cz
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for mapy.info-hradec.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

mapy.info-hradec.cz

X.509 Certificate

The complete raw X.509 certificate details for mapy.info-hradec.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyJpMSL+8qafOYWO6dpbC
y9o6MMMpfwoJjiLR1xpU0N5HKDtFYHVehwvneObyf3nAj+hVSNfn3RlLhyEmiOlf
teBeMUC9ypugbtxlTC9aTCYgmVEwdPuKqBZe8blZLr7rS7fKIvN8/2PJu5u00p4D
8DdfcXX9a/VkyOn/Zzk1zGgN392oHdH3Ca4CcFHr7AiiVU6lbPVAPIRQp2dv9you
ar9tEUW1RoGe/m8NWxcuEmecWDK/jOOTQCPvSeId7Qq1aFjwUMHGD2HAqLY5KM+z
sZ9edjAijiZvLSt9muP6fdB3p4J5BgUNoSXALxMdX3YZr0b6F/5WrbgtlIKIA+lF
CQIDAQAB
-----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 454434860621553927665721374792818680833456
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-24 06:20:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-22 06:20:38 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'mapy.info-hradec.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
 . . . . . . . . . . . . . . . . [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 25323748165453159686666169877808541508500674344845881824345895002920284021879976772314410804797948339103684041078686864922843476735354278539296132238014821372358733177661464431241031704889659456157837670392751395172128225953508644019482574946307154725465354690862200279078368626538884670221633055464954322699352700296560985142191671949236457045472921001109572196040538801075914946808066833485969425156436978477702362866018222850281219713029222639560486384894402302556073740570859878177767236800386752858913297720288445852793732977320420717863625284656478715441837305730666633537508955779578080783787714686834233132297
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							fe418344c499dfb20b8fd00627e52510f47ffb5b
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mapy.info-hradec.cz'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/49.crl'
 . . . . . . . . . . . . . . . . [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)
							00f1007700dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a00000197a0ce16150000040300483046022100b37ea96473102399fa7a8070ef882d85d7265ad139fead8d427e514583512e3c022100caf57c6dfff811c0af20cb71b3aff3552575ba304c25a5d18d608e5ae57fb2620076007d591e12e1782a7b1c61677c5efdf8d0875c14a04e959eb9032fd90e8c2e79b800000197a0ce1d9900000403004730450220682ff020747081da9612f6f598fc81291fe9105bc85a6a61f875624c56d3b8e1022100a434bd6a8c7f1d6ee36119365d1dff93703721066a547dcb7ba6673a700809a7
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		00923f170e4fac09c12bf1a87d417e670336784bfeacf52272dbc719f718b527342278fe3086ac1b8e712d40b168ff36f66d4f97be0b42b41503de4c785428e8df066233182772b44f6bf782d6e94915922853d06ccb0bc572e03900733813b5968dd662058ae7b4ec83fe254b73f86ab4fe91b65265413293842a363acd749c6ecf3e87413d6ac740a20196f794488d82739e25610e009382910c562c37186df561a57fd9ed15d7cea4579da0a4d225124bb804e8cd2da09a2cfa26531a4ffe3d7c775e0e7b53a031e700440879fc58cd4eb76f5097ff75837260d018ca1cae3b093737bf73548d3f0e776fb4e79d047655429c7b1198bedd211abb548234140c