www.primocar.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:d2:77:dd:dd:18:bd:43:ec:3b:a2:76:cd:21:74:78:f8:60 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:d2:77:dd:dd:18:bd:43:ec:3b:a2:76:cd:21:74:78:f8:60Serial Number (int): 420067770893914778187411934670805471393888
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 6d:b0:41:54:fb:a6:71:f3:7c:eb:34:a3:29:07:8a:2e:e7:b6:a0:24
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 03:47:e5:9c:a0:67:7e:98:c3:ae:7d:d6:7c:4a:4c:b1:54:08:56:2a
Fingerprint (sha256): 87:e9:56:df:50:5b:a3:1f:dc:03:be:a0:f8:b1:30:96:38:75:b9:8e:52:33:27:c5:e7:c4:89:a0:a8:7e:70:5b
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----- MIIGYzCCBUugAwIBAgISBNJ33d0YvUPsO6J2zSF0ePhgMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMjAxMTM4MzJaFw0y MDAzMTkxMTM4MzJaMBoxGDAWBgNVBAMTD3d3dy5wcmltb2Nhci5jejCCAiIwDQYJ KoZIhvcNAQEBBQADggIPADCCAgoCggIBANPBZ3RdM8rzEjZyFysngEMRrzU6LNak jprMydV9MRENEzcPJJEKYdL1zXV3GRz+FAnCM8hnpxDnDQMze4X/YlK8l9rvMv// 6MS4K3veb+z51EW7O8TKOhzqjgblcd6bpl11h0N++HU/FwHcGll2MpZaLJrOUyqV Sj190NB7Lk59uzrf1+4B7w/5lO1f1a2ml24kdvfY6cHH65MYy2SHJo2c5lUvRENE QBG2RekTR6LLUa223kqfw5IStn83uvVFjTX+YEMC+F1udPrPILHfiLKL6QcSOeee c773gQX4Tn61TYYurJJS6rSMhLzhwUIWEZReJ8ZblBZixPrzzZ5HmsOUi7C3clGe /0LJMZEaKLiq8t7UzTv8GW4x2rn3sPbrv0AsoWKdzHWtMtjtlMpPJ3nYvGCF2RCB J5buzpx6sgfxQX4O9Di4mLo2xxIBM2r+n859SbArc4BeythK3FWQlW+YezeZTuKr XJuJUQjEr1P3qHJuXKu/dMpkvzBrYgv+WOrWmkVt5bXVxm4bk1+NR1cIoxSJzwni GKcSdhUy5HXVtipPupi1oaVIkMDMqwikZUoVauNHhjuanuF2g4t46RZko2Mdq0le 7L/iFcUmsc/XO4QNFPEJF1kwqGkWWf2wTcg/VakhvbbvJDgek+rnw1CPtTfxHym4 oxV5GnaRhRwbAgMBAAGjggJxMIICbTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFG2w QVT7pnHzfOs0oykHii7ntqAkMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZy8wJwYDVR0RBCAwHoILcHJpbW9jYXIuY3qCD3d3 dy5wcmltb2Nhci5jejBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEB ATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQQG CisGAQQB1nkCBAIEgfUEgfIA8AB3AG9Tdqwx8DEZ2JkApFEV/3cVHBHZAsEAKQaN sgiaN9kTAAABbyNRDzkAAAQDAEgwRgIhAJSEp7XsO2K+rxT7GyH+eaMB1x0HUpfx x++BAfL4OvtLAiEAgWporvu6LjVEdn4HvGWQugDylsdWGxgLIuOoYILvFXQAdQAH t1wb5X1o//Gwxh0jFce65ld8V5S3au68YToaadOiHAAAAW8jUQ87AAAEAwBGMEQC IEOaUuYqkj972w+9sOVQUt6buB596YPhVh2Z60+C/nAgAiAzXrkfvFR7Hxl36Edn HHMVp/9VCj4Gnu5ZXCNTydTWNDANBgkqhkiG9w0BAQsFAAOCAQEAkl1NAN4fupCK uaQhAg2OLfYnjZ7cy4AnK62D7M7aCzImSp4fiITvvfCAQFR4daVxXFycoszSxbp9 oW8MaF+/gDNz9y7M5qio1p9VVJQlauQCU1fI8kdFjJVsZmu9xUhUFBvOpaW/SYHx mq8KndWIpBuYToLxhqVc2GQxLB0tKQU5JPQkTKE9iLLD/AnowL0Vxyj8j6Rh7Yf2 4XcrP83zpHwZr7ZhhuOHy5QtuBsLl0G9Iem5EtaOMq3f/BVT/lt1jBWQ/2Sgi6Zj JMuFB7cPX+1Vmf1rq4WZgWDhqPimzQaoYPJpHwBS3o7bCyYCxnSdfvxksHIi96sp HCy/Ve8RbQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA08FndF0zyvMSNnIXKyeA QxGvNTos1qSOmszJ1X0xEQ0TNw8kkQph0vXNdXcZHP4UCcIzyGenEOcNAzN7hf9i UryX2u8y///oxLgre95v7PnURbs7xMo6HOqOBuVx3pumXXWHQ374dT8XAdwaWXYy llosms5TKpVKPX3Q0HsuTn27Ot/X7gHvD/mU7V/VraaXbiR299jpwcfrkxjLZIcm jZzmVS9EQ0RAEbZF6RNHostRrbbeSp/DkhK2fze69UWNNf5gQwL4XW50+s8gsd+I sovpBxI5555zvveBBfhOfrVNhi6sklLqtIyEvOHBQhYRlF4nxluUFmLE+vPNnkea w5SLsLdyUZ7/QskxkRoouKry3tTNO/wZbjHaufew9uu/QCyhYp3Mda0y2O2Uyk8n edi8YIXZEIEnlu7OnHqyB/FBfg70OLiYujbHEgEzav6fzn1JsCtzgF7K2ErcVZCV b5h7N5lO4qtcm4lRCMSvU/eocm5cq790ymS/MGtiC/5Y6taaRW3ltdXGbhuTX41H VwijFInPCeIYpxJ2FTLkddW2Kk+6mLWhpUiQwMyrCKRlShVq40eGO5qe4XaDi3jp FmSjYx2rSV7sv+IVxSaxz9c7hA0U8QkXWTCoaRZZ/bBNyD9VqSG9tu8kOB6T6ufD UI+1N/EfKbijFXkadpGFHBsCAwEAAQ== -----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 420067770893914778187411934670805471393888 . . . . . . . . [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 2019-12-20 11:38:32 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-19 11:38:32 +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 863887007602770884517388608738249141617778032807103569515498400230250818067895619977702137987307341833399649942068557634629289842586209624984793001011396285968378711508623855509185919662085577476558498011950015045444308629427244922789454379420103347846622278399916858491113773416544746378767270008046436280634731385654511798527151716918086198988539174704529121529898739240445660630941649129640021650074267184030398003017029640637031166563513945814471984090443894385921002939475504071811246328045624928460370455497512651116320818149625881940655416093124253838498186396087225525825287530899339894488665748048049481348058467072576664655376659245503547727393777699521316460026200039791000399639436892797751449091409940611358606782971995463698851684014555359803688664218012650541643664899874348674683817189002470741533522014807411415984320676073690543482012037045492948917520207696861258510877873914581435541017823885064238480542278061340318716768825653712729268159684962615089542332993903503900964696585927021059019739058940112312565917629175061247547640450850290692290377522704319456099384351041675518173350547221697705159905980202577914651929448509628197648033688693332308658985587547830678367574720841652472113623778854032798871002139 . . . . . . . . . . . . . . . . . . . . [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) 6db04154fba671f37ceb34a329078a2ee7b6a024 . . . . . . . . . . . . . . . . [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) 00f00077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f23510f3900000403004830460221009484a7b5ec3b62beaf14fb1b21fe79a301d71d075297f1c7ef8101f2f83afb4b022100816a68aefbba2e3544767e07bc6590ba00f296c7561b180b22e3a86082ef157400750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f23510f3b00000403004630440220439a52e62a923f7bdb0fbdb0e55052de9bb81e7de983e1561d99eb4f82fe70200220335eb91fbc547b1f1977e847671c7315a7ff550a3e069eee595c2353c9d4d634 . . . . [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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