flirtkontakt.cz

Issued by R3

About this certificate

This digital certificate with serial number 04:0b:58:8c:3b:9d:65:b8:02:d9:ed:fe:10:52:16:bc:55:45 was issued on by Let's Encrypt.

With 3 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=flirtkontakt.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:0b:58:8c:3b:9d:65:b8:02:d9:ed:fe:10:52:16:bc:55:45
Serial Number (int): 352309949957493045729271894533564526253381
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: bc:a3:94:56:9e:27:c8:46:8e:c4:48:bf:f0:b6:07:ce:f2:8c:a4:a8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 86:d7:1f:20:c8:18:64:02:95:b4:9e:7b:4d:bb:e7:26:0c:99:ed:83
Fingerprint (sha256): d3:56:4c:c1:b8:f1:95:06:0a:a9:f2:1d:16:67:04:2c:31:1c:6e:b4:1d:10:d4:7d:d6:79:28:ab:f1:64:ab:af

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate flirtkontakt.cz

3

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

*.beta.flirtkontakt.cz
*.flirtkontakt.cz
flirtkontakt.cz

Other certificates including the domain name flirtkontakt.cz

(limited to 100 certificates)
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
sni.cloudflaressl.com
flirtkontakt.cz
flirtkontakt.cz
beta.flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
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
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
flirtkontakt.cz
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-----
MIIFFjCCA/6gAwIBAgISBAtYjDudZbgC2e3+EFIWvFVFMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzExMTIxNDA1MTJaFw0yNDAyMTAxNDA1MTFaMBoxGDAWBgNVBAMT
D2ZsaXJ0a29udGFrdC5jejCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEB
APDle7DmuV0CDpP8I4LMr+tYrXG3ZBisa4byxnyTuCkcCEkw/feBUmL4/bgdIG+d
HFBPnxx/sLX5ZA3/IAc/cRKPByefQChNG5iAo/m81sBiZmlsfeDdRzBnRue/8pSi
ojEm462ZK9AesFEG4MjjwK5nGfzkBIrMlHzYD0Zt5lhy2sbfzIU2tqe2w5V1zuID
DYU0HjP7FI2MptiMlZTeNasa5EQ8gnSIRMYJivnD1YmHYOWbfOAl5M+ujFt9vE9E
irC+RUJsR1E/I2KKUe5NawvDgsuX/t0nBozox3moF81EjgRwAmI2+SYrbGGfU5Ue
zS3LbmAvlqcdbQIdqO5w+BUCAwEAAaOCAjwwggI4MA4GA1UdDwEB/wQEAwIFoDAd
BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNV
HQ4EFgQUvKOUVp4nyEaOxEi/8LYHzvKMpKgwHwYDVR0jBBgwFoAUFC6zF7dYVsuu
UAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8v
cjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9y
Zy8wRQYDVR0RBD4wPIIWKi5iZXRhLmZsaXJ0a29udGFrdC5jeoIRKi5mbGlydGtv
bnRha3QuY3qCD2ZsaXJ0a29udGFrdC5jejATBgNVHSAEDDAKMAgGBmeBDAECATCC
AQQGCisGAQQB1nkCBAIEgfUEgfIA8AB1ADtTd3U+LbmAToswWwb+QDtn2E/D9Me9
AA0tcm/h+tQXAAABi8QQuvAAAAQDAEYwRAIgE1eK/4mJmOd3qykIdStKnHgHwR8H
yVaC+ufvBKonF0gCIBO5Q/ZjzakDfUliCGz+yszrMu+1cm4C+K2zgCeSQVA4AHcA
dv+IPwq2+5VRwmHM9Ye6NLSkzbsp3GhCCp/mZ0xaOnQAAAGLxBC7NwAABAMASDBG
AiEA2vEp3UJLsAJVgGYQ7Fgt6t71i40IDN9ieOL7eMYvujgCIQDP68/NGSWJxFOh
ULXppz4/1Q45l/ZQwAsiEtdYMd8FFDANBgkqhkiG9w0BAQsFAAOCAQEAAngxyYE9
o4oSS2+Cq+L+jEW8AOHOqcg7g2aDSRVdtpWEqLtPrCWVyIj9wzOApWQTnPBlb9co
/DQ/Lp+vB7SlJQbn+HUsYcgg4SE4UvytrqkR6SmtPlFMoPDE0V0ESfmN/Ixc84Rc
meA8npaaX4HyUurU4RhtEIlfOR+rYIM7pK4bmA9plOvxUJX+3E4TH2aQSL+xbKiN
kOphAsI5s3Pk30kdnbJcdnPjjSYTGB55cUgdnrNzWR7oHlJMyC3AmpGgsLGwbcrQ
OJ3Lg8tf7r+cCZJr0hwG6Wq6LsKiKVu+ncN7bJL5wjZu8zos+wjqBsNDhdkMpUmR
uGABshqq0HXCjQ==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8OV7sOa5XQIOk/wjgsyv
61itcbdkGKxrhvLGfJO4KRwISTD994FSYvj9uB0gb50cUE+fHH+wtflkDf8gBz9x
Eo8HJ59AKE0bmICj+bzWwGJmaWx94N1HMGdG57/ylKKiMSbjrZkr0B6wUQbgyOPA
rmcZ/OQEisyUfNgPRm3mWHLaxt/MhTa2p7bDlXXO4gMNhTQeM/sUjYym2IyVlN41
qxrkRDyCdIhExgmK+cPViYdg5Zt84CXkz66MW328T0SKsL5FQmxHUT8jYopR7k1r
C8OCy5f+3ScGjOjHeagXzUSOBHACYjb5JitsYZ9TlR7NLctuYC+Wpx1tAh2o7nD4
FQIDAQAB
-----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 352309949957493045729271894533564526253381
 . . . . . . . . [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 2023-11-12 14:05:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-10 14:05:11 +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 30410355559638287166806926265741258519862216470632376294075122914208516165454590154314128867139802475484553698580952132706798500842947344526886136354875038090856242538306196567882865997192941116436193651826319177003480227412149291477558654276701542051514523899193424890555934426870809821962626363432649133291711640911044035203779589863842111015941589968365965495036350996205391477812392548726830629928965941460952040926151796156241677906633883335650828260536417326298637398006600314563905280920464127626244254355101913761171033079034414011227535625278087994892981429299176306907188074555066897545216181828999791573013
 . . . . . . . . . . . . . . . . . . . . [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)
							bca394569e27c8468ec448bff0b607cef28ca4a8
 . . . . . . . . . . . . . . . . [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 (62 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.beta.flirtkontakt.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.flirtkontakt.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bc410baf00000040300463044022013578aff898998e777ab2908752b4a9c7807c11f07c95682fae7ef04aa271748022013b943f663cda9037d4962086cfecacceb32efb5726e02f8adb380279241503800770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018bc410bb370000040300483046022100daf129dd424bb00255806610ec582deadef58b8d080cdf6278e2fb78c62fba38022100cfebcfcd192589c453a150b5e9a73e3fd50e3997f650c00b2212d75831df0514
 . . . . [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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