www.rpz.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:15:11:f0:58:c4:45:5c:0b:25:f2:dd:11:90:26:e0:74:27 was issued on by Let's Encrypt.
With 3 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=www.rpz.cz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:15:11:f0:58:c4:45:5c:0b:25:f2:dd:11:90:26:e0:74:27Serial Number (int): 268506632328197070314714723139458915398695
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 3b:81:45:43:b7:b7:13:47:a3:ed:6e:ec:ca:bd:a2:84:cd:d9:ca:cc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 2a:30:20:06:83:ed:da:01:06:72:7e:5f:ff:53:d8:74:91:30:e2:bd
Fingerprint (sha256): 31:e8:da:d8:82:87:49:82:74:45:a8:f5:40:34:63:6c:3f:79:7a:fd:c0:0e:e0:5b:57:16:4c:94:e5:10:95:42
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.rpz.cz
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.rpz.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
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
rpz.cz
www.renaultretailgroup.cz
www.rpz.cz
www.renaultretailgroup.cz
www.rpz.cz
Other certificates including the domain name rpz.cz
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.rpz.cz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGGjCCBQKgAwIBAgISAxUR8FjERVwLJfLdEZAm4HQnMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA5MTkxNzI1MDBaFw0x NzEyMTgxNzI1MDBaMBUxEzARBgNVBAMTCnd3dy5ycHouY3owggIiMA0GCSqGSIb3 DQEBAQUAA4ICDwAwggIKAoICAQDVuvpUa5xgzCJvAW2dyqisLuqny8mV/ixwSKGm 8a6DjgOGtldvjbMBrn+cWDFyhStDV6ybThvKLPuk5FJGAes8YxAMrGw5OJB+av28 CttlMCHCyyMT+7iLPiHOHBlxniZkL+TNa79xR5UwRMsQ0//mjJ7jXGkMHkoLRsV4 7FFlpHi+oJgb/wdYUzvqkOZ8C4o8lQHag0qkwwYLFf1nP5owSqarmIwPxFhCAfWx zjPweEYBvdMaS4zGgdVqcT6WUYrILIDTfk8rxAqn+WhYkmDV6GlsQSeEFr1ii2Ge r4i/RTHMUYEYEcI7xjzx443h6wlUTUpK0FMTGo/RV60UQv8hRTwSqmEylUq+8i7w TaX8Pxe0donWaDRl/syKJEO6L2042IWikNYEUBhGucRfKzZe+7yll97OCSsECgZJ brMTKTXaqHT6knJCrgpY0Z5JdadcdsMKOasb2H5mP3FqmoW0VDHD+bFnJDX892kP B/9k1E62F70/m9Rr51NVFhHgbxZATB5WDnk/CuvqiUGxP3S+z07s/JhD6FQ9Orut kEfweFt2E6rfN4/lM+mxpt0ab1gu9pBuC8ou+Y2X7v9on6b5BzoVCTaSq++ypx4t an7ZjgMCPXXwfOKyFyKybgZz9NEL7H+if8chwv9cnC3un6TR/QMwlY3OGmyZ2wbi s4YWmwIDAQABo4ICLTCCAikwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsG AQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQ7gUVDt7cT R6PtbuzKvaKEzdnKzDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBv BggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5s ZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5s ZXRzZW5jcnlwdC5vcmcvMDgGA1UdEQQxMC+CBnJwei5jeoIZd3d3LnJlbmF1bHRy ZXRhaWxncm91cC5jeoIKd3d3LnJwei5jejCB/gYDVR0gBIH2MIHzMAgGBmeBDAEC ATCB5gYLKwYBBAGC3xMBAQEwgdYwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0 c2VuY3J5cHQub3JnMIGrBggrBgEFBQcCAjCBngyBm1RoaXMgQ2VydGlmaWNhdGUg bWF5IG9ubHkgYmUgcmVsaWVkIHVwb24gYnkgUmVseWluZyBQYXJ0aWVzIGFuZCBv bmx5IGluIGFjY29yZGFuY2Ugd2l0aCB0aGUgQ2VydGlmaWNhdGUgUG9saWN5IGZv dW5kIGF0IGh0dHBzOi8vbGV0c2VuY3J5cHQub3JnL3JlcG9zaXRvcnkvMA0GCSqG SIb3DQEBCwUAA4IBAQBZZvX16xEn+DsHIJwRBon+cVLmzDR6Vu5gA4gBkEUCPx1N qCfPqGfaGDfHxGAyC5OG+7HFfcBeImbf+r29xgciS2dYGjDaswIepHFbRqDFf/6M zOaEWS2pXi8Ld4urC/vDkpDhKJk5Rq1q++N5C+FtVCDvdSGJCRNRdoU19KLezR1J RIEL+2K70Cr73Wj+bBrfueSufuJFbr0wg/mqHw0ZSQXOvyReR7QI6a1nlQKRSn4O I7fR5XGpQg0BGkvn02od8F4yI9vOh/dI9EkfznFiRzzPwTWEskcoMa9rVOzQ6QOW Y2WsYfYZ03j+GX9p60DTDqK+Ujsb6tlbSZk6cUHY -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA1br6VGucYMwibwFtncqo rC7qp8vJlf4scEihpvGug44DhrZXb42zAa5/nFgxcoUrQ1esm04byiz7pORSRgHr PGMQDKxsOTiQfmr9vArbZTAhwssjE/u4iz4hzhwZcZ4mZC/kzWu/cUeVMETLENP/ 5oye41xpDB5KC0bFeOxRZaR4vqCYG/8HWFM76pDmfAuKPJUB2oNKpMMGCxX9Zz+a MEqmq5iMD8RYQgH1sc4z8HhGAb3TGkuMxoHVanE+llGKyCyA035PK8QKp/loWJJg 1ehpbEEnhBa9Yothnq+Iv0UxzFGBGBHCO8Y88eON4esJVE1KStBTExqP0VetFEL/ IUU8EqphMpVKvvIu8E2l/D8XtHaJ1mg0Zf7MiiRDui9tONiFopDWBFAYRrnEXys2 Xvu8pZfezgkrBAoGSW6zEyk12qh0+pJyQq4KWNGeSXWnXHbDCjmrG9h+Zj9xapqF tFQxw/mxZyQ1/PdpDwf/ZNROthe9P5vUa+dTVRYR4G8WQEweVg55Pwrr6olBsT90 vs9O7PyYQ+hUPTq7rZBH8HhbdhOq3zeP5TPpsabdGm9YLvaQbgvKLvmNl+7/aJ+m +Qc6FQk2kqvvsqceLWp+2Y4DAj118Hzishcism4Gc/TRC+x/on/HIcL/XJwt7p+k 0f0DMJWNzhpsmdsG4rOGFpsCAwEAAQ== -----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 268506632328197070314714723139458915398695 . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-09-19 17:25:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-12-18 17:25:00 +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.rpz.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 871943886016666606562491069428865393218813618366950395001343730632085802915273693841578598885683273589521056972157787495427921268412087768610788857658311686528266290738478693370117412568030954973192243235078278137791198057253663018635481123539506404818682489643472140856321858477555417356003268793776210285196420720659432132363290576779415038930996391747573631497102330692198334845535814380650724690279203232914540045965952641045505617318694769596279888417906687516680149819476463532241185085286510152854499387262615552225327640296921176506887794724524507849118852642113795537297951029645210617941676564739525438200768297057941852201516158930363619046885293307429968137650596197528379852042973272387052492828946735434119676787431081891483461901522483090653202680409591006702832172224530940270684044037532162795463397827175582828173242327282270941747623803156719675582304466961678613400677738037441706012578304977335537762628476262194248422018317852044550084855196833579270307632701744983552411370594145051581275443811715175034127827148107885264496061684608494574652322730484726105298088563245741691985543048385687950405029345529235126489153052663102641883744692775543026039541225985583349901703552836890132582313904706463572318099099 . . . . . . . . . . . . . . . . . . . . [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) 3b814543b7b71347a3ed6eeccabda284cdd9cacc . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (49 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rpz.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.renaultretailgroup.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.rpz.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 (246 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 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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) 005966f5f5eb1127f83b07209c110689fe7152e6cc347a56ee600388019045023f1d4da827cfa867da1837c7c460320b9386fbb1c57dc05e2266dffabdbdc607224b67581a30dab3021ea4715b46a0c57ffe8ccce684592da95e2f0b778bab0bfbc39290e128993946ad6afbe3790be16d5420ef752189091351768535f4a2decd1d4944810bfb62bbd02afbdd68fe6c1adfb9e4ae7ee2456ebd3083f9aa1f0d194905cebf245e47b408e9ad679502914a7e0e23b7d1e571a9420d011a4be7d36a1df05e3223dbce87f748f4491fce7162473ccfc13584b2472831af6b54ecd0e903966365ac61f619d378fe197f69eb40d30ea2be523b1bead95b49993a7141d8