equestrians.cz
Issued by R3
About this certificate
This digital certificate with serial number 04:0a:50:31:fb:bf:42:94:30:d3:7f:5c:67:44:60:16:ce:16 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=equestrians.cz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:0a:50:31:fb:bf:42:94:30:d3:7f:5c:67:44:60:16:ce:16Serial Number (int): 351958565164497227416553754775351276785174
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: cf:5a:b3:fb:ad:b1:2f:a4:0e:05:31:a8:bb:11:ba:40:5f:de:d8:80
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 28:e5:05:b7:69:a7:d3:43:31:4d:a5:c3:88:67:5d:ed:d4:85:75:bd
Fingerprint (sha256): 20:72:87:0b:b2:1d:28:37:98:ed:6b:9a:4a:34:3c:64:16:58:7e:e5:c5:b6:a3:bf:7c:75:d3:e0:49:3f:45:0c
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate equestrians.cz
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for equestrians.cz
Public Key Algorithm
RSA
Key Size
2048
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
equestrians.cz
www.equestrians.cz
www.equestrians.cz
Other certificates including the domain name equestrians.cz
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Certificate
The complete raw certificate details for equestrians.cz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFNzCCBB+gAwIBAgISBApQMfu/QpQw039cZ0RgFs4WMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA0MjAxNzUzMjdaFw0yMzA3MTkxNzUzMjZaMBkxFzAVBgNVBAMT DmVxdWVzdHJpYW5zLmN6MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA +QO230KSAl5MghNNy9Zdh6FDkQffLGo3EnijpwNM38CaHmP8B2Rpz/I+ItWKvw9f apdLOFwUPz24SPS2feai70IQQWeQkJU0gJdXN/L5hDRYKmnXWLCLI0O6P2CB7ghp 7egjbxUxFhjW0QYBWoaLhkGlUmwbcY2DvzNN2xcmviRLZNPFrRZs/ZR8NC6mGkGz kCARgjWT30BArGpcXPPm8RpeLQ+pLK90XcnF9qOrsI1mq1lX6HsX3yeofqHQHwa7 I2nrXmiPE4r4YpgQlqIN43SsJb9UCck/4QBYocapT/3cReM5++6WyAR8hux5VApY XNyj841s9huHu7XKL7AgrwIDAQABo4ICXjCCAlowDgYDVR0PAQH/BAQDAgWgMB0G A1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1Ud DgQWBBTPWrP7rbEvpA4FMai7EbpAX97YgDAfBgNVHSMEGDAWgBQULrMXt1hWy65Q CUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9y My5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3Jn LzAtBgNVHREEJjAkgg5lcXVlc3RyaWFucy5jeoISd3d3LmVxdWVzdHJpYW5zLmN6 MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUH AgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB 9gSB8wDxAHYAtz77JN+cTbp18jnFulj0bF38Qs96nzXEnh0JgSXttJkAAAGHoAOr jgAABAMARzBFAiEA8NJOPn28oSIDsVApAKSkN6iEDozvj45QxFzOO7kD1mUCIATZ PUlIOaVQu24mhWoG3rQsO/Tv3ckPn2GkoJxiSfXwAHcA6D7Q2j71BjUy51covIlr yQPTy9ERa+zraeF3fW0GvW4AAAGHoAOrlQAABAMASDBGAiEA0iLCHnVoCaIuIl6m 1A2xeYypTeuv4Qs0eAkzHRiPd+sCIQDUrHujgRV7lm60fIb4Sjshv5RQgGePRSJz dgzkDr4N9zANBgkqhkiG9w0BAQsFAAOCAQEAc4JBnlWYnax5h4bgZF7lUx41I84o P9C3XtiAGSWLjOyPWBbXNTKvngRIJeWctCbNVCq7HCWMYj0c+x0Su20byo8phJuT YlGSV/gr6kKO7P5TlMh/iv4Fvr66n4I62fml4Ld7RakzLO9yQbdqeWZ74jthocBH 0j6FaeIKH3U8t46LlDPjNb52huEVpJqM7rRF/5hPi5EcPz8Ya0fiCou8Sp49gzgU /2wFyeJNe+XN1YU0D0sciNzEKT5iHz4D2JEXdB3D6sqlri0/0PviMFfDi0EdEqvz 8449WT2uon4ZxjZT8nTbvYJPt5vkRl6d/iNDOImHynpMlJpTd9KD4UEFfw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA+QO230KSAl5MghNNy9Zd h6FDkQffLGo3EnijpwNM38CaHmP8B2Rpz/I+ItWKvw9fapdLOFwUPz24SPS2feai 70IQQWeQkJU0gJdXN/L5hDRYKmnXWLCLI0O6P2CB7ghp7egjbxUxFhjW0QYBWoaL hkGlUmwbcY2DvzNN2xcmviRLZNPFrRZs/ZR8NC6mGkGzkCARgjWT30BArGpcXPPm 8RpeLQ+pLK90XcnF9qOrsI1mq1lX6HsX3yeofqHQHwa7I2nrXmiPE4r4YpgQlqIN 43SsJb9UCck/4QBYocapT/3cReM5++6WyAR8hux5VApYXNyj841s9huHu7XKL7Ag rwIDAQAB -----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 351958565164497227416553754775351276785174 . . . . . . . . [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 'R3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-04-20 17:53:27 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-19 17:53:26 +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 'equestrians.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 (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 31435169547927792115410695346905731812307048808376225508622909826780919327098143766736561168569269909513029850187656778567897143328625579487589246308738582919419911680740290061212746999650889812897388132039542609634556552731790979308778199552209465525167573324678649339676763045534671960253445634939672689061690180090810911858118937721051864396440025807271002261994798228065923043019350584205366199020526981370510437484249923872271494628820997329874089135026810058190964044652113536176458825970227669354730482141832055714508896694666147954101895551564556696561034159069934570582521235497179402848255427390218716586159 . . . . . . . . . . . . . . . . . . . . [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) cf5ab3fbadb12fa40e0531a8bb11ba405fded880 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (38 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'equestrians.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.equestrians.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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000187a003ab8e0000040300473045022100f0d24e3e7dbca12203b1502900a4a437a8840e8cef8f8e50c45cce3bb903d665022004d93d494839a550bb6e26856a06deb42c3bf4efddc90f9f61a4a09c6249f5f0007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000187a003ab950000040300483046022100d222c21e756809a22e225ea6d40db1798ca94debafe10b347809331d188f77eb022100d4ac7ba381157b966eb47c86f84a3b21bf945080678f452273760ce40ebe0df7 . . . . [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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