www.primocar.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:5a:d7:a1:ea:77:2e:ba:50:a0:54:e2:20:01:06:db:d8:c3 was issued on by Let's Encrypt.
With 2 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.primocar.cz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:5a:d7:a1:ea:77:2e:ba:50:a0:54:e2:20:01:06:db:d8:c3Serial Number (int): 379361181484339889463211304346133282412739
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 9e:b3:f7:a1:68:55:ed:e1:d6:e2:4f:c3:db:9f:bf:df:8b:bd:fd:f5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): a4:f5:e7:12:3e:81:a0:6c:66:27:ae:b4:bb:62:c5:4b:85:28:d9:1f
Fingerprint (sha256): e4:d9:e6:a8:41:fb:3c:a4:b2:9e:bc:91:8c:19:a8:d6:87:f9:6a:b8:44:36:64:e7:3d:bf:1e:11:04:ad:ba:64
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.primocar.cz
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.primocar.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
primocar.cz
www.primocar.cz
www.primocar.cz
Other certificates including the domain name primocar.cz
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.primocar.cz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGYzCCBUugAwIBAgISBFrXoep3LrpQoFTiIAEG29jDMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMjIwODI4NDZaFw0y MDA1MjIwODI4NDZaMBoxGDAWBgNVBAMTD3d3dy5wcmltb2Nhci5jejCCAiIwDQYJ KoZIhvcNAQEBBQADggIPADCCAgoCggIBAMM2WJwN7/kWoOdvxxQM6ISOcUk6VmrI H9N9MD/KeVYTBclLzfarRcCMfa6YmhPup3Zj64zjtz7R8lcOVYs0wpWcyN+nUOLd PHPFvps+9PATzFxlRfs0wKNf7kiTInZ234pC2jgC68pWPZLzqJOZ9uyibp7HAbPU Lc5F4U4B2NUe3BJZDo2RKkBcRvECoskCGIKAkkyDkBL7+QFN/3pGLSbPchRFzlUM +s0DDldh1aqOv5Jxaigv8wnIBjHQeCmp3gElhVctIu12aK36vCyA/bTKNIbUa9fj a4ktKBaju240u/ozk0vbd+k8A17jqQggEg5RkS9L2Lg3EH/Hl9hgTCcZwTc5b451 vrzZOj9gE8DMyCFDRU9nKQynyuyAUlAL2NqDzYBkuuV/73bGsRaii8TYsmIsKy9h N4RH+TmlKb3DjdC4OGYzop82uPSAqU8K6ExjKxZcZmE5SLyMkVcNMPiu+WPlZuVe yOrXHMjfmFQE7v5gexLncf28jUd5wx6LDt57fpSPRuxO6KM0WeCDzT0/gnieJJ7q MiDfmQKfnybXAxACdmx9QM2X/oOWmx4xHBw3Q62tvOpaXZfkTceAZi7jqPfUG07d kftILOnjqjMFb+6oiZmyG/DGDRP6SJAI5ptZE0QvdNz+K08f13/ltVSOrhWS7Ixy J6ZobWdMPtizAgMBAAGjggJxMIICbTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJ6z 96FoVe3h1uJPw9ufv9+Lvf31MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZy8wJwYDVR0RBCAwHoILcHJpbW9jYXIuY3qCD3d3 dy5wcmltb2Nhci5jejBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEB ATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQQG CisGAQQB1nkCBAIEgfUEgfIA8AB1APCVpFnyANGCQBAtL5OIjq1L/h1H45nh0DSm sKiqjrJzAAABcGw6VAgAAAQDAEYwRAIgIMdFJeg9KjRNmI/RGp0qXjBIHVvfK4hu AreUacGKsxoCIEdrrTOcQVt7fn0ygnWDmkqMKJ5GJ3AlUm5TSjxN4tG2AHcAsh4F zIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFwbDpV+gAABAMASDBGAiEA vn1QR8moFN7CB30jj8qYoe7rj/c1mBmZxf0XrOV7c54CIQDiF34xIX/7tD4cWdD3 idE4uLELCzFs1Rhj+zZWx+UIbzANBgkqhkiG9w0BAQsFAAOCAQEAhGhQUC05jeKo qqnINfKZojAzIhNNg+x1o+98Y8TdybK6N9+xnqn6vJpi3Q5evC4SElIgnfc8+i9S lqtWqSOCnIudhhlxuSY/HLY/UN/rTdqghRIM0fVRFQxWyzNev8B7sKMRKmlcTEj4 DVQB1+MjN68HH8gpKBpow4cZcB3H6RM6L91stGDUFh644+KcPq2NeuiJvVi0LkSY HpQtFsaMcZhDGkuksDbuV0jQ2YkCjWly4YIJO0HSKgD8elswoPV+KM2i5uekLIkj G7dyBx0LEW/+a5qYHBAQH6gRCSbs9dfxhcTAYyKqVU/I305+psNH/FEiKcK75fnI 0K3CSVlnLg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwzZYnA3v+Rag52/HFAzo hI5xSTpWasgf030wP8p5VhMFyUvN9qtFwIx9rpiaE+6ndmPrjOO3PtHyVw5VizTC lZzI36dQ4t08c8W+mz708BPMXGVF+zTAo1/uSJMidnbfikLaOALrylY9kvOok5n2 7KJunscBs9QtzkXhTgHY1R7cElkOjZEqQFxG8QKiyQIYgoCSTIOQEvv5AU3/ekYt Js9yFEXOVQz6zQMOV2HVqo6/knFqKC/zCcgGMdB4KaneASWFVy0i7XZorfq8LID9 tMo0htRr1+NriS0oFqO7bjS7+jOTS9t36TwDXuOpCCASDlGRL0vYuDcQf8eX2GBM JxnBNzlvjnW+vNk6P2ATwMzIIUNFT2cpDKfK7IBSUAvY2oPNgGS65X/vdsaxFqKL xNiyYiwrL2E3hEf5OaUpvcON0Lg4ZjOinza49ICpTwroTGMrFlxmYTlIvIyRVw0w +K75Y+Vm5V7I6tccyN+YVATu/mB7Eudx/byNR3nDHosO3nt+lI9G7E7oozRZ4IPN PT+CeJ4knuoyIN+ZAp+fJtcDEAJ2bH1AzZf+g5abHjEcHDdDra286lpdl+RNx4Bm LuOo99QbTt2R+0gs6eOqMwVv7qiJmbIb8MYNE/pIkAjmm1kTRC903P4rTx/Xf+W1 VI6uFZLsjHInpmhtZ0w+2LMCAwEAAQ== -----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 379361181484339889463211304346133282412739 . . . . . . . . [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 2020-02-22 08:28:46 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-22 08:28:46 +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.primocar.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 796396659169305143271775632825884822227925698915712739071553880419181889703753958537269818852607971485358546092194856747479404259352777902855742554539806629450716578450000538504089386987552160919498666764076227825614924105282289699005467645040646816831657929485235608778923839182242957553069010903970813947266325012173136268256820609067251471609330378578915000141396774065524888047834947908177836163899603193036007492978339697935936312842210239816299757681442250387998898138630185113521396096353809636669022614278369063533955617602924277243431695479606438988095285024334662823692673944255765377576508149544034834082187710206606331243551920739361565017103794648945766146413316493035029607687681630721744540821883160502493632737843692509503216951090114654602767137678650820888692921077714755230156995860221972690945490239946969269452595661077952468626361333418316543721954389052037102866008947650621463460087445807284095848325724060830724088258445877748889689554715608339637553330695260669154513087329848946449083113779805314400908640322792526185582985821356451685096726141401533773297669226068975462877705841706930063905307485413937565067592944183485218493463744728997460023244954401324349928820110904102005860180935387787990828767411 . . . . . . . . . . . . . . . . . . . . [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) 9eb3f7a16855ede1d6e24fc3db9fbfdf8bbdfdf5 . . . . . . . . . . . . . . . . [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 (32 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'primocar.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.primocar.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 (69 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001706c3a54080000040300463044022020c74525e83d2a344d988fd11a9d2a5e30481d5bdf2b886e02b79469c18ab31a0220476bad339c415b7b7e7d328275839a4a8c289e46277025526e534a3c4de2d1b6007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001706c3a55fa0000040300483046022100be7d5047c9a814dec2077d238fca98a1eeeb8ff735981999c5fd17ace57b739e022100e2177e31217ffbb43e1c59d0f789d138b8b10b0b316cd51863fb3656c7e5086f . . . . [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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