www.audiopro.cz

Issued by R3

About this certificate

This digital certificate with serial number 03:16:b6:fe:c2:32:d4:fc:b8:11:10:bd:8f:b9:aa:3b:f7:f2 was issued on by Let's Encrypt.

With 6 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=www.audiopro.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:16:b6:fe:c2:32:d4:fc:b8:11:10:bd:8f:b9:aa:3b:f7:f2
Serial Number (int): 269066312144991096245908260444271732848626
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ae:51:d9:f0:22:3c:65:7d:c1:47:b8:89:12:cc:63:90:25:8e:29:f0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 25:ac:84:89:57:18:19:7c:8c:a3:b0:d1:ef:f7:e3:85:a2:b6:9f:e4
Fingerprint (sha256): 5d:a2:ef:b6:dd:74:18:30:41:f2:2d:aa:91:99:b9:d7:04:eb:8e:56:b9:d2:02:71:5b:24:3b:77:21:15:8a:a7

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

Revocation information

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

Check the revocation status for certificate www.audiopro.cz

6

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.audiopro.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

smartvideo.cz
www.audiopro.cz
www.smartvideo.cz
www.zasedackanaklic.cz
www.zasedackynaklic.cz
wwww.kreatek.cz

Other certificates including the domain name audiopro.cz

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.audiopro.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA8TzyVYLEaF8INdpSToCb
9EMwNna+JA+3sGhjS9uCTOl23TsOP8GjRzcd+z6eGVxfQ3UwDKW9pqYjA1DJEtqA
WC0zQr6oWCK37voPWDzgioqF3ilKC3Inky/mPER28Vplz4sdBOVT0XPy/7EKpOEp
HO83SEhZ3sBcBPbzrjhQhtL56U9+s49H2HhgsQrR2uo6FgDvjjv1Bdq1nhs9ILZ+
prCkMxkqsfqys/eAEu4lejHzsoLfqBH1g/AJuuKddLmYMrIVgzsUcW0zfO9az+uW
L9qViyzFVUtni/G3r9XRggLXTKhfcHoJeV2OHeDrBJMah4ui/Y2w0RwVLWrorO06
6ZTDeQ8OHMhXa7XFWVirargQr0G5gnKpeGzpe8nbKp+BIXk67F4qDrrMV5T0m+lO
v2Tz7yrP1lVdr4sg2h19sR0g7exe+JXWqeDWjTzpwGvgXx72LE7k/+0B8fhNK47w
+Kn8ehesjqvESj6++0qsfpAdLk2uNOUhXaScVVJw/oKkL8tVCcGQMr9xt3DXpxWM
p1C3x2zZVdmCgUmxGIxLdPMl2ZX6fp4tA4pTnEuKfTIkQOM//NWzJzkIe8qH3Jg0
le0QN4PgL0LWt0YjMkaqXeIlltdnh+Sh/qg6di6f8UUEjlZvrCb10LVRSJsVxY4t
HaPLVuwPUmQMgOsOnKsA3fkCAwEAAQ==
-----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 269066312144991096245908260444271732848626
 . . . . . . . . [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 2024-04-15 19:47:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-14 19:47:51 +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 'www.audiopro.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 984165472368236417137997826505454013294046396709012175340285936081975296315127288655530491138638953251518197126002535698739245586735452553627226540981060729503912414937680356519286243430799511621535085459869957434021262275428459272119791366124305447344630292732396332101190418247564393879188527266936633030436251157351077819462496365426951990782769591079345392815437548833116260133600385012689141628845225874133996468702724984092887619249216137544310836119829944275533439215632388693716456758221323702237780792276465953460919198769215442371982684093564719727053844457295940785200565720592439578031968114397553301857217612344549963389550756085004091989183906161309160756395603489021122102698984009716214364053568315087751051657725448528734547845996980622967052882246008610858227254462645381187322240961359949916008521032704975985339310303750681450639891429814628876321705342073945046908749812814439872865594949093953487322475080285608423346789843541399707099947554779402307328196139702127492500368513147060639374778637821782160194510414544344037996101608006606385866203757304006761014943286512646672785440553189355784239650880515379288140841063432329164199535684897778372324239317888734431304111524325734262168474794617550793319964153
 . . . . . . . . . . . . . . . . . . . . [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)
							ae51d9f0223c657dc147b88912cc6390258e29f0
 . . . . . . . . . . . . . . . . [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 (118 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smartvideo.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.audiopro.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.smartvideo.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zasedackanaklic.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zasedackynaklic.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wwww.kreatek.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee00750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018ee3842774000004030046304402205475dc6a63d6e87516cc65a361fc7422943303f83e02516e08a7723b6c728233022027325ae69bc66e25ac009924b5def567c23f0475c6a022c1d3d671eb2d3dfe920075001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca0000018ee384274300000403004630440220759514397c76f18c1818e5d6234b1b5996b0a3fd4bcbd76143e8d6106926985702201105b0dad29433fb7f04f63328fdf042ad2aa4e4812d6d1cea759755d766e9ea
 . . . . [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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