flirtkontakt.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:d7:0e:17:8e:35:86:3a:8c:17:14:47:51:fa:9b:5e:57:d4 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=flirtkontakt.cz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:d7:0e:17:8e:35:86:3a:8c:17:14:47:51:fa:9b:5e:57:d4Serial Number (int): 421628584114154289456741100031075621427156
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: a8:fe:b5:11:84:d9:12:6f:e1:5a:db:61:77:e3:47:88:99:7c:5a:30
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): bd:69:e2:e1:e3:40:c1:56:d9:1d:14:ff:ac:1c:41:1b:33:70:24:3a
Fingerprint (sha256): 3c:4f:cb:56:48:ad:53:07:05:88:69:c5:31:aa:c1:34:d2:d3:e2:4c:b9:0d:1e:c0:05:76:ff:ab:16:59:46:21
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate flirtkontakt.cz
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for flirtkontakt.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
flirtkontakt.cz
m.flirtkontakt.cz
m.flirtkontakt.cz
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m.flirtkontakt.cz
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beta.flirtkontakt.cz
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sni.cloudflaressl.com
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flirtkontakt.cz
beta.flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
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flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
beta.flirtkontakt.cz
geilkontakt.com
flirtkontakt.cz
beta.seznamte.se
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
beta.seznamte.se
flirtkontakt.cz
flirtkontakt.cz
m.beta.seznamte.se
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flirtkontakt.cz
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m.flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
beta.flirtkontakt.cz
beta.flirtkontakt.cz
Certificate
The complete raw certificate details for flirtkontakt.cz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFajCCBFKgAwIBAgISBNcOF441hjqMFxRHUfqbXlfUMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA5MjAwODA4NDZaFw0x OTEyMTkwODA4NDZaMBoxGDAWBgNVBAMTD2ZsaXJ0a29udGFrdC5jejCCASIwDQYJ KoZIhvcNAQEBBQADggEPADCCAQoCggEBALAL0C/wlahRkHbjsMoN7rG9+n/vcwox wMUWsTdk/PAeTC/ZucJW5enMqMUH5ZbsY9Gr8p1gexfL2f+67FpFfldYjiYcB8Fy 4+cbPwmGnCGha3DFkNZd5HUTUPtZR/zKOcOyYFjL+iOjCadIx2yUYof4Wt+vKiLx BccEPobgB/KFSZ5N/w4hhQEZ2Splp9SL3WmM1mpFmPxGHzgh4ys/n3CumnrSmSBr WnrqVA6lYYOIOp2KY5eYCnYxRbeI5eh+Cib105CSPXM0+f6r2rT85TZdsxzJHoNl s7Qx2R0/dJyAfRBzupAZX6Ic2vgWvzmQGwO6IW8CPDZnxE6hadd9L5cCAwEAAaOC AngwggJ0MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYB BQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUqP61EYTZEm/hWtthd+NHiJl8 WjAwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEE YzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQu b3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQu b3JnLzAtBgNVHREEJjAkgg9mbGlydGtvbnRha3QuY3qCEW0uZmxpcnRrb250YWt0 LmN6MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYB BQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIE AgSB9gSB8wDxAHcA4mlLribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMBnd3x2/4AAAFt Te5PqwAABAMASDBGAiEAla/9o0ZIILO5qqyIBy8uK+qkNLtZ1FitjNxUmxPEwp8C IQCjFS3tIYP2ciova8pHB3hJg+/elAJcBTae1fqBVF7/LwB2ACk8UZZUyDlluqpQ /FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAABbU3uUZ0AAAQDAEcwRQIgLPSHrJEQLnuU cp+zOpNUReINBP6SiDhbsf00MnxQ2MUCIQD3hQ4uJVhcrKZTtukoG5ZjblOcOTwG 2xliqRoh3zCk2jANBgkqhkiG9w0BAQsFAAOCAQEAjawa1LR3WQhB16YrMnVpNOpN aqJB4o5+Oi9wvaQziTXOWv6xitx2KpwR57lV7JG8mKmqjlu5t9PZiTYiNUE/wkz0 lh0hsjdeRcreNk6AX8xJESR5/GK7a50uqcYWG49ixu7MM53fXWc9c9XFMzBiw/hD Bvjyhlz5PSfPyxmlsSfs2oHULxMtLIVn7aABc/iWpU381iNisUtYCxo1DiDUI6YE GTnnbGArQUuyaBDtF7uFIt0pKkKnddg3r43o4Vj2PnNHGlxEkNj0rFrgz/ei34ax kF3JKAE8rXOIXzCGVwtjJnFmeBSdJY3YoyswSp27LBCCqZpcvQcIrn2SlaYINA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsAvQL/CVqFGQduOwyg3u sb36f+9zCjHAxRaxN2T88B5ML9m5wlbl6cyoxQflluxj0avynWB7F8vZ/7rsWkV+ V1iOJhwHwXLj5xs/CYacIaFrcMWQ1l3kdRNQ+1lH/Mo5w7JgWMv6I6MJp0jHbJRi h/ha368qIvEFxwQ+huAH8oVJnk3/DiGFARnZKmWn1IvdaYzWakWY/EYfOCHjKz+f cK6aetKZIGtaeupUDqVhg4g6nYpjl5gKdjFFt4jl6H4KJvXTkJI9czT5/qvatPzl Nl2zHMkeg2WztDHZHT90nIB9EHO6kBlfohza+Ba/OZAbA7ohbwI8NmfETqFp130v lwIDAQAB -----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 421628584114154289456741100031075621427156 . . . . . . . . [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 2019-09-20 08:08:46 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-19 08:08:46 +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 'flirtkontakt.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 22223766995593177336607178559760533212658962114735607367814413082680959437681779789543217201346875307471216052232088427438587903746607760778946578758174869738660987594608492505899844055560028866891042871576627508136673795761033821990068301377349328847634131492734042309097360278889281330225849137652414921593564790584415279398971349821467928276746833852568622627870001437601601378523145629458982575670156391560541614536769650361018044720652905078435820145065577900980657708433976424092718141889332382611212017434056715505703431133666834204390325825149022312820799655544230248496942424804924300597956733410151031975831 . . . . . . . . . . . . . . . . . . . . [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) a8feb51184d9126fe15adb6177e34788997c5a30 . . . . . . . . . . . . . . . . [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 (38 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'flirtkontakt.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'm.flirtkontakt.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) 00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016d4dee4fab000004030048304602210095affda3464820b3b9aaac88072f2e2beaa434bb59d458ad8cdc549b13c4c29f022100a3152ded2183f6722a2f6bca4707784983efde94025c05369ed5fa81545eff2f007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d4dee519d000004030047304502202cf487ac91102e7b94729fb33a935445e20d04fe9288385bb1fd34327c50d8c5022100f7850e2e25585caca653b6e9281b96636e539c393c06db1962a91a21df30a4da . . . . [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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