www.primocar.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:9a:40:b7:cd:4d:b9:8c:9b:fa:2e:0c:e9:ba:5f:31:93:3c 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): 03:9a:40:b7:cd:4d:b9:8c:9b:fa:2e:0c:e9:ba:5f:31:93:3c
Serial Number (int): 313826367247212571777757547721698952975164
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5e:97:c4:0f:48:45:ce:29:1c:cc:2d:9d:9e:71:24:60:2e:0d:2a:f8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 13:68:26:44:f8:97:22:ce:fc:61:62:8e:00:83:1a:0a:c0:62:a3:b6
Fingerprint (sha256): 27:48:e3:e2:f2:da:e5:fa:84:1d:d3:cc:3f:e1:0a:3a:7a:ea:24:17:07:76:bc:fc:22:b8:d0:2f:da:a9:c2:db

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check 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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

primocar.cz
www.primocar.cz

Other certificates including the domain name primocar.cz

(limited to 100 certificates)
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz
www.primocar.cz

Certificate

The complete raw certificate details for www.primocar.cz in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGDjCCBPagAwIBAgISA5pAt81NuYyb+i4M6bpfMZM8MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA5MTkxNzE0MDBaFw0x
NzEyMTgxNzE0MDBaMBoxGDAWBgNVBAMTD3d3dy5wcmltb2Nhci5jejCCAiIwDQYJ
KoZIhvcNAQEBBQADggIPADCCAgoCggIBALIzzxX9KHYtE/wglBhEjP8bV/r6v2C+
pei1/SHP03we7GSsTGhCKXn24zM48DaRXunGABtuL5LbnqDTk+qv6rDE0jorpL62
DnLTfLrqXsPRPdS7T/y+ElqQDkJhQ0uvkhez7oYsD8WwbvYBMsOm9pVwIzrhlNbV
yxqrCWu6oBFSX57CL/M27t8XqStpXnXWJ54A/ciWWJspXIrkDAeag1QXC2C709w1
/np+NVXBqv8DcGGv97RlD4VnRKIdXxPKuzqM+SiMnGgW18Es1exSsJdIrbrIKJr4
K+xSBgnp7ex0M5R5ARhw4wmGSuPFIla6ZBEfmptIKEcKKMFlQzrDZTAV6bSO19T3
cc17Mx5XPpKmYhIxzUdQe8p/eQhBhFQ9r1Fs39h1Jxjv6ZbrwEiA0G2x5h4s1dFE
JK0Fbyg1ejRIkz5kc82ZrZuCgwVgzkpuGVzLKrul0LeUZkhHBFk4JAU7FWu1pO1X
EoI+VhaKtt4ARgI9ypTHzK/3rb5LYx5kadFrthR1ri0h8CgEhe9Z8JYbGnw46r1T
R1QR7D+qKXu7TR10SiEdrhEbPQEaa5Sz2kLPGyUfsvJ8gP+FswFrpQaTNtl+X60j
rlwe9X0JteYZSZvJGZbHDr8avIZGCvkB9ejxpyhH2JwRojwRgrseWUTLsznYadlC
lPnnh5u4q+3ZAgMBAAGjggIcMIICGDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw
FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFF6X
xA9IRc4pHMwtnZ5xJGAuDSr4MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z
qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50
LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50
LXgzLmxldHNlbmNyeXB0Lm9yZy8wJwYDVR0RBCAwHoILcHJpbW9jYXIuY3qCD3d3
dy5wcmltb2Nhci5jejCB/gYDVR0gBIH2MIHzMAgGBmeBDAECATCB5gYLKwYBBAGC
3xMBAQEwgdYwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3Jn
MIGrBggrBgEFBQcCAjCBngyBm1RoaXMgQ2VydGlmaWNhdGUgbWF5IG9ubHkgYmUg
cmVsaWVkIHVwb24gYnkgUmVseWluZyBQYXJ0aWVzIGFuZCBvbmx5IGluIGFjY29y
ZGFuY2Ugd2l0aCB0aGUgQ2VydGlmaWNhdGUgUG9saWN5IGZvdW5kIGF0IGh0dHBz
Oi8vbGV0c2VuY3J5cHQub3JnL3JlcG9zaXRvcnkvMA0GCSqGSIb3DQEBCwUAA4IB
AQAI0TiglUg/T9ltA8E+OFNU7IyQuIZBCxyxIez+K538/4sYKdnqc3573YZuWoRk
b5U91jtiUY/jigme+qHfquPN0lRu84IU9JqaIjGjXEi40MNk5jzEWAOdA/kvfK7q
PkbsOdnjPIeLQYeTnF0JgDIHm4bMCc0FacTXo9ECIn0tNWm2qiJTzhMfrO1LdfXD
9/1h/cOe2v3264z/kj/amK5BycaOBXE3uk4J4BAWetdIqrNX+feHWUu+3AQvmooS
a2oH3eiu6iIl8xTnK8SJ4Udkd1s5sQqsi6+15zMSkWo/bvWf0zkGU3wznC8Mj4i/
LFaV0sxNP5SQ8413R4d1ZMtM
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 313826367247212571777757547721698952975164
 . . . . . . . . [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 17:14:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-12-18 17:14:00 +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.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 727002276884859986275746655590134523854229772397323912576397008557984850243855609241310798974658322629063049309958437771589553223882670929066548979851630867714754839951873944508792790247625167902056070681328411790782012555569295136520756007603736644181762598486593057090437860639218032369383571860529977813936225096407039694327691602856218395631421812081075070192857535032562518719605266012231427114659103664899063975725261430917051109815488493417494229074715333059269250144535751045875646604565379110694061519378585928466139379283046066797154067578186712658209710506027693749433525947482576315886610525708163473125759370672418793623809833233449609258031052192301314044125044274936230079790379646877532726226655703372293095621159911658964889237573891469736664442121607885672736492161360713950327791748991922770864664634020046282250044096564064466343552776399459975658648820054895121722941746452134831778505187184745046028417521578882817498716665885009741589256812030211958842265129866496091569748067539047580073777402582508856050496219207022087147341753832816891065532496018736646252436562961508949962205286187311615851299837707569052333144589578295883027942045463419147107656793143747624831591125258818932958386764767605595493363161
 . . . . . . . . . . . . . . . . . . . . [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)
							5e97c40f4845ce291ccc2d9d9e7124602e0d2af8
 . . . . . . . . . . . . . . . . [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 (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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