www.rpz.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:02:40:2b:f6:b6:ee:10:0b:58:71:58:cd:47:32:fb:96:c7 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): 03:02:40:2b:f6:b6:ee:10:0b:58:71:58:cd:47:32:fb:96:c7Serial Number (int): 262102721393583733384887458172816185857735
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: a3:ed:62:64:51:57:a5:21:78:d3:d3:eb:c2:4a:c9:23:b7:84:37:a5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 65:23:92:48:4a:d0:9f:43:95:c9:a6:96:41:70:c7:18:47:88:df:08
Fingerprint (sha256): 65:ca:1f:a7:4b:76:fa:59:d7:4c:d2:76:26:8c:68:8d:49:a3:97:ce:2c:1e:51:17:97:48:7e:d7:de:05:ff:ef
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----- MIIGGjCCBQKgAwIBAgISAwJAK/a27hALWHFYzUcy+5bHMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODAyMDIwNjM5MzNaFw0x ODA1MDMwNjM5MzNaMBUxEzARBgNVBAMTCnd3dy5ycHouY3owggIiMA0GCSqGSIb3 DQEBAQUAA4ICDwAwggIKAoICAQDURKOa4HPfxB70BQ+SjUKpvvRjrWttqw1gc2fh 19qw6DMQZYae+70ceSm9pFE8VfFMT/vtm2cLHuruyyPyEzCIhsJ0LnFXnpcGn42m J3g7gBl5ODeOPi+lUsgeFo4jHxfHcD8abAY7HK7GmaR242gGn2EWESxIsSgwKXI+ yY9ABZwNUifURIfhRZXuiNgMC0dpelEtf6UeHHRIuvdNm7yeH4Ab7hYcEtg7A9I2 5OFeB5SVXxIGVBVR5uYvi5vxeKFqISMttnIPgIfQyWliHP4pR56rAW909yZwIAqO +ciIwiFM5Z/5syh9nUrxqDaKWrhy7a7N/I+QosLkPAgRUnKYqgBAGcH9qdzJXt/n coWv0AczO+SqZifCBzB8cGjoRl50ZH0r6M0E7lQJz0obq3kOW3lIv4E9B+QZBbYY IzAc2qOWIAIX1QrvkT4fPy7lutqcnKEw/1Gdos3GNRZnP4nXf157MfNMEcnNQY6j Y4tXVUM6zDj99WT/RyP3gDtyABVD7HRv4g6NEiFNBGhxVyx9NhurtlUtLc+qfWqd I2gvgu9PJLzIt0+vZLo0GeiXwopqLk92SVOyxtibf5lk0piWaDWil0BEiRwoFlwe U9yforhUZgyKSFz0TOjrt25v2a9+y6ZlhGGr/0itsIpw7MGhKY+cU8dQoKx959LN /W21UwIDAQABo4ICLTCCAikwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsG AQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSj7WJkUVel IXjT0+vCSskjt4Q3pTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBv BggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5s ZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5s ZXRzZW5jcnlwdC5vcmcvMDgGA1UdEQQxMC+CBnJwei5jeoIZd3d3LnJlbmF1bHRy ZXRhaWxncm91cC5jeoIKd3d3LnJwei5jejCB/gYDVR0gBIH2MIHzMAgGBmeBDAEC ATCB5gYLKwYBBAGC3xMBAQEwgdYwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0 c2VuY3J5cHQub3JnMIGrBggrBgEFBQcCAjCBngyBm1RoaXMgQ2VydGlmaWNhdGUg bWF5IG9ubHkgYmUgcmVsaWVkIHVwb24gYnkgUmVseWluZyBQYXJ0aWVzIGFuZCBv bmx5IGluIGFjY29yZGFuY2Ugd2l0aCB0aGUgQ2VydGlmaWNhdGUgUG9saWN5IGZv dW5kIGF0IGh0dHBzOi8vbGV0c2VuY3J5cHQub3JnL3JlcG9zaXRvcnkvMA0GCSqG SIb3DQEBCwUAA4IBAQAT6pMyISTQ/7RLaN+x3YbpuU4c1c63mYuK4DSfurVmXiMW AtieQ9xMwiYplXmeWNuu9ZWJQC/c059FYxLo8b2cn+AFAqAAFCcHFr6uklEh/8lc W9Cp2thUcPgAqEvWaoVrZfMorPP1zm2QJLYc26flI8jnpfjnRd3uwgCpoaIlWdhy kKIV3kmPDHc43ShvSRnWk1AxLEwCuCGlyP9GrcpmheTtUuX88R0LU+fjXb9fTLN0 YMHq+DIgpipFY1VbHUs/KkPftXfSmdh5ytxVJGDfF/EBHzSU7L+/gkF9Mf8wnO4I 0/kR2bma0slvILoySZFAzqfQDniv0MQZAd9bDr+F -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA1ESjmuBz38Qe9AUPko1C qb70Y61rbasNYHNn4dfasOgzEGWGnvu9HHkpvaRRPFXxTE/77ZtnCx7q7ssj8hMw iIbCdC5xV56XBp+Npid4O4AZeTg3jj4vpVLIHhaOIx8Xx3A/GmwGOxyuxpmkduNo Bp9hFhEsSLEoMClyPsmPQAWcDVIn1ESH4UWV7ojYDAtHaXpRLX+lHhx0SLr3TZu8 nh+AG+4WHBLYOwPSNuThXgeUlV8SBlQVUebmL4ub8XihaiEjLbZyD4CH0MlpYhz+ KUeeqwFvdPcmcCAKjvnIiMIhTOWf+bMofZ1K8ag2ilq4cu2uzfyPkKLC5DwIEVJy mKoAQBnB/ancyV7f53KFr9AHMzvkqmYnwgcwfHBo6EZedGR9K+jNBO5UCc9KG6t5 Dlt5SL+BPQfkGQW2GCMwHNqjliACF9UK75E+Hz8u5branJyhMP9RnaLNxjUWZz+J 139eezHzTBHJzUGOo2OLV1VDOsw4/fVk/0cj94A7cgAVQ+x0b+IOjRIhTQRocVcs fTYbq7ZVLS3Pqn1qnSNoL4LvTyS8yLdPr2S6NBnol8KKai5PdklTssbYm3+ZZNKY lmg1opdARIkcKBZcHlPcn6K4VGYMikhc9Ezo67dub9mvfsumZYRhq/9IrbCKcOzB oSmPnFPHUKCsfefSzf1ttVMCAwEAAQ== -----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 262102721393583733384887458172816185857735 . . . . . . . . [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 2018-02-02 06:39:33 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-03 06:39:33 +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 865978382356368281642513548609849545359611364514793764001267194895228640864441757080949066343257528815344371943719941306936625947238103297042783610699727058997159085463622791862660901142783624501637271226668710082939430282575546383461534660723161273458298153621542718316026723355421982955749979557680369950490258400158942444965443008703508505571956586276488280871204886883586901837002175586844895002543945249964687961657966816859323455558339118978962147133985769525743790149442208942167862206249583445582556802852891985938756015617980100798840157464876084824613362683633936498054269295780881058089206420069289593820372237786661027639788865456886948508096158674284262325072370755223298663573325820144202387424762097869409929786343791088876687227400475575507126560477970108833655007687769197049071941208374665492898958628244074088457047348703886448766423517743428662349294200201977641634269105192011380242414815488133069576209780464110187108404002176986296687844543575300006331289463207771763726885201617670423441398742843070576402809921855481063756597848193550964277107402113194467327561188054586841786812162818049880349956774393475608566483036498205505886044542356370280516774417533617389077365745178790161164246979087480660004025683 . . . . . . . . . . . . . . . . . . . . [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) a3ed62645157a52178d3d3ebc24ac923b78437a5 . . . . . . . . . . . . . . . . [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) 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