www.primocar.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:df:d4:3c:76:12:31:7f:56:5f:eb:3d:89:fe:ed:2f:51:13 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): 03:df:d4:3c:76:12:31:7f:56:5f:eb:3d:89:fe:ed:2f:51:13Serial Number (int): 337501935886333690410024669030266010816787
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: b4:1b:f5:54:24:5a:00:d5:1c:07:ac:dd:33:ac:d5:39:66:9b:d5:73
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): b7:cb:e7:6a:1c:65:62:7c:25:45:10:08:b1:4e:c2:08:b0:68:6d:12
Fingerprint (sha256): f7:11:50:8f:4d:22:23:75:eb:31:12:3a:71:0c:ef:f7:55:e6:ad:03:46:2e:12:f0:ec:8e:f1:1f:78:a1:e3:f3
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----- MIIGYzCCBUugAwIBAgISA9/UPHYSMX9WX+s9if7tL1ETMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTUxMTI0MzZaFw0y MDAxMTMxMTI0MzZaMBoxGDAWBgNVBAMTD3d3dy5wcmltb2Nhci5jejCCAiIwDQYJ KoZIhvcNAQEBBQADggIPADCCAgoCggIBALf1lQZ1a/nYtuifjWFqKflVoxH4wmYd II7Ms9T4dyMJFpgvYJXlR27fEUHsxJ0be4QyXtemQ5zriHM5Zf/xXhvM2JIY/BnU cxuU/DyV/o7zVQy2gFaiLiAHx2fuc8ULbxj5y9/JCE6PlLnNUexoqWgKSExInl0L G05Q+e9J/KealwRczQ5YOx//FUtDj8bOD0yEF0jB03MBzNEJNJ3XecLfPhArUm09 ej5haFeZjPsOVr7szSarGX+GTkY3eOCO3ewl22ELrYeaaNS3FO9jQjRPX+r/1dCl 1DbnLtBCL36NKgs2aik8FWr+5Siqi0e18ZmK/s3Iqqg7VMEdCVLaBAdB6skuDmnx BgdemSOxLRo0RUtVm7I6uRjM6ugKu2Rq3hEOyiultTAcOha0i6mtVm/pNxB/Tpn1 mCb/SDf4zL1VG/IpJSu1sY11L6i6iDTB+4vLXaAWJLM9BRGRF3y8MRZy1RcvJ6F2 mzWcwtHljFl6XjG/aniw8Gr7ejR5lswiBbuCpN15uTZbeTTI4dUJ7asWZkTmNTKD T1Pu5Zhf1Jlkz3F9Co1xCS4y9J40D+nOLHuh62hSPrVMvmSsgMYWEDjyV124Ji3f szcrNLY3J1LmYGYYWQCwv80m6hirTSQiZAK+rlLsumAFOp+dhdm/YMCIbhKRa8Ak cqZsBDWZ07xlAgMBAAGjggJxMIICbTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFLQb 9VQkWgDVHAes3TOs1Tlmm9VzMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZy8wJwYDVR0RBCAwHoILcHJpbW9jYXIuY3qCD3d3 dy5wcmltb2Nhci5jejBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEB ATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQQG CisGAQQB1nkCBAIEgfUEgfIA8AB2APCVpFnyANGCQBAtL5OIjq1L/h1H45nh0DSm sKiqjrJzAAABbc9gl10AAAQDAEcwRQIhAN9690xFzDe6f8stzd84loMk86Q62oZy Rs/3Tvp0eoDUAiAjNtZ5Syv5HQ+tFOG8uWHygK+AWNvoqNzBBDpxVeLSRAB2ACk8 UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAABbc9gl04AAAQDAEcwRQIh ALhOhuZLZnpd7z6q/kcqH3XNBTL0OvnKGtTecSU8klszAiBBgsRJg2GP1/LgRgFO hW0I+SZi05yVwgtVIhXEe95G+zANBgkqhkiG9w0BAQsFAAOCAQEAQ48kZrFCo/fg 7/jm5RLL0wL3HyeDhvDw9Gpwpa181GcH6DO4qxH1BcLZaw5bhghLkFei+AvpveE0 7A4hcYHA7X7WBmhtCQIv7cn2uU87urYY1oH5MTsWfax66Y0/f356vGJON/6V4lEi MRxA7ceXKX/xZbgJyOe5+X+44URZsrvIomAfIOpJ3NHat+mAmgQX75OwyvVO9LmJ Rq0cT2Y7Lj8bwo6rTZ4DRuzdb6Kgbwmc1MHlgV6JuR5/wxRh01vNHOq+YOq8svD1 O9Bkvk9xBN3tbHAuvlyxkiujyu9j1K8NKJj1z1aavvUweIyBY0z7weTnjlI9n//r OJO5iuHOYw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAt/WVBnVr+di26J+NYWop +VWjEfjCZh0gjsyz1Ph3IwkWmC9gleVHbt8RQezEnRt7hDJe16ZDnOuIczll//Fe G8zYkhj8GdRzG5T8PJX+jvNVDLaAVqIuIAfHZ+5zxQtvGPnL38kITo+Uuc1R7Gip aApITEieXQsbTlD570n8p5qXBFzNDlg7H/8VS0OPxs4PTIQXSMHTcwHM0Qk0ndd5 wt8+ECtSbT16PmFoV5mM+w5WvuzNJqsZf4ZORjd44I7d7CXbYQuth5po1LcU72NC NE9f6v/V0KXUNucu0EIvfo0qCzZqKTwVav7lKKqLR7XxmYr+zciqqDtUwR0JUtoE B0HqyS4OafEGB16ZI7EtGjRFS1Wbsjq5GMzq6Aq7ZGreEQ7KK6W1MBw6FrSLqa1W b+k3EH9OmfWYJv9IN/jMvVUb8iklK7WxjXUvqLqINMH7i8tdoBYksz0FEZEXfLwx FnLVFy8noXabNZzC0eWMWXpeMb9qeLDwavt6NHmWzCIFu4Kk3Xm5Nlt5NMjh1Qnt qxZmROY1MoNPU+7lmF/UmWTPcX0KjXEJLjL0njQP6c4se6HraFI+tUy+ZKyAxhYQ OPJXXbgmLd+zNys0tjcnUuZgZhhZALC/zSbqGKtNJCJkAr6uUuy6YAU6n52F2b9g wIhuEpFrwCRypmwENZnTvGUCAwEAAQ== -----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 337501935886333690410024669030266010816787 . . . . . . . . [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 2019-10-15 11:24:36 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-13 11:24:36 +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 750488488193999328681549328516575309503266773992728489759984493143104139013190766504017789276635792366492041365774423301072025861358329181402568487522573873053545597775473234598342939074421935842119769336696986865455460563640681444532290966665448762384591670823310547471406976893726515378714080727284039685432832471934583528001875921581769533947696087560384691674409211472120395413079732298537326416797807382015466635824367870360451851265995406592121765785636524953264057258084938933427298872817716833784445160693094203178088828472323198618583011567750164557196510200275544079769708595783557353895555893634143644689196878626098889095044884715028179391974012897932609495946157018450363886649998629650560439410539111617310758157146473875423458194588401478398243698919015173758752264347062968836806767946024856308070991015344491851786266960108745513516971972161843577505392438882602000178088386275086693435894820493570458191998548129474384289057293665768450828475060201828692887525767744312041413772320551249909659660138277415311245971555065217723104286169984461860768032640360693667697487825907234476833479494154816185936518178957286006095480008590238176098128533768154298880777380068876061652369075646319944582510940680018479073705061 . . . . . . . . . . . . . . . . . . . . [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) b41bf554245a00d51c07acdd33acd539669bd573 . . . . . . . . . . . . . . . . [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) 00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dcf60975d0000040300473045022100df7af74c45cc37ba7fcb2dcddf38968324f3a43ada867246cff74efa747a80d402202336d6794b2bf91d0fad14e1bcb961f280af8058dbe8a8dcc1043a7155e2d244007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dcf60974e0000040300473045022100b84e86e64b667a5def3eaafe472a1f75cd0532f43af9ca1ad4de71253c925b3302204182c44983618fd7f2e046014e856d08f92662d39c95c20b552215c47bde46fb . . . . [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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