klufsport.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f8:10:32:0f:cf:5c:1f:01:15:b6:19:45:e6:6c:90:cc:11 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=klufsport.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f8:10:32:0f:cf:5c:1f:01:15:b6:19:45:e6:6c:90:cc:11
Serial Number (int): 345748412375113848072091104333619744787473
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9f:de:ec:67:ae:e9:1a:e0:b7:c8:6e:46:09:da:b1:6e:57:df:df:19
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 33:7f:97:56:b2:60:a3:f6:61:b7:c0:2e:e4:a1:93:4f:a2:5d:60:b3
Fingerprint (sha256): 49:dd:47:4b:b3:20:e7:e8:77:d9:f0:02:3a:7e:bc:50:c9:4e:75:95:81:eb:85:34:82:e2:58:73:a2:f1:22:d1

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 klufsport.pl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for klufsport.pl

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

klufsport.pl
www.klufsport.pl

Other certificates including the domain name klufsport.pl

(limited to 100 certificates)
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl
klufsport.pl

Certificate

The complete raw certificate details for klufsport.pl in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGFTCCBP2gAwIBAgISA/gQMg/PXB8BFbYZReZskMwRMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODA1MjYxMjE0MjFaFw0x
ODA4MjQxMjE0MjFaMBcxFTATBgNVBAMTDGtsdWZzcG9ydC5wbDCCASIwDQYJKoZI
hvcNAQEBBQADggEPADCCAQoCggEBAMYnev49c2tsjd3SrP/n31sggcIRfvhJ+C6F
0ke0ECKf3rZ7wToIqEfL5oXDIvAqNNg4XHsBq+k5/z3RTpK5Rt2EHasDOk4Sy2Pj
Uic0WM78uYDArJoywUZKL9jE/dyurM+btvE8g3eh3nE47AMantWlha2/ZDnJmwir
RBhSl5IX/n9I6Zqrbj3hn3DSKepAYkx8DqOjYQVYlLA5N+lR+cRli59Ch6iwqXgr
xOCNrt+NFKT0iO5FrizYdSL5TdzkVjOaCRLTaL582Nz2+sqKPek2qVU1Ex9YMEOS
tjZ7FZbubOat36KmRGNYOuN5tWrOjQrI1mnvagXbPv4TNsXuBAcCAwEAAaOCAyYw
ggMiMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUH
AwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUn97sZ67pGuC3yG5GCdqxblff3xkw
HwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBh
MC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3Jn
MC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3Jn
LzApBgNVHREEIjAgggxrbHVmc3BvcnQucGyCEHd3dy5rbHVmc3BvcnQucGwwgf4G
A1UdIASB9jCB8zAIBgZngQwBAgEwgeYGCysGAQQBgt8TAQEBMIHWMCYGCCsGAQUF
BwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCBqwYIKwYBBQUHAgIwgZ4M
gZtUaGlzIENlcnRpZmljYXRlIG1heSBvbmx5IGJlIHJlbGllZCB1cG9uIGJ5IFJl
bHlpbmcgUGFydGllcyBhbmQgb25seSBpbiBhY2NvcmRhbmNlIHdpdGggdGhlIENl
cnRpZmljYXRlIFBvbGljeSBmb3VuZCBhdCBodHRwczovL2xldHNlbmNyeXB0Lm9y
Zy9yZXBvc2l0b3J5LzCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB2ANt0r+7LKeyx
/so+cW0s5bmquzb3hHGDx12dTze2H79kAAABY5yV7TIAAAQDAEcwRQIgVSU+6DNy
8AJ3XmFJ0LvOemTEJ1dvJGVVpl8Gfypmx/ACIQDxZt0kaD/qx/W4sxaLOIoIcuU2
XekQMguiVqxwadTjvQB2ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4
AAABY5yV7UIAAAQDAEcwRQIgXIjwtbD/gOhu8ORnvPLf6wG77SzTKPuLa96Bo/sj
ocwCIQDSCb3OTS3+pXYafEvE9n9TFM6yN5KNcWEOEXpXjnIMiDANBgkqhkiG9w0B
AQsFAAOCAQEAGhfPVWfMKuYrUWKlF5B0tH7qYpYzw4Vl8kG+4xXbDzY8oU6PGCL2
me69ooBbdhcIp8miGKsUYfgt3bT8XfaswkpspcnRXIUZ5Hn5w4MoxbGWeL5uVyhD
KkJyAqV4kSRn0vHdzSAxv9K61dwWmJ+Ko4dpYSFa/EYqb81bLIfJ1wjP2ek2n062
bFd3faYrK5TFEKu9uy9vzAo3ryfdIWlC4F+t7+8V6AQiOLahI3j69flYJ1NxUZf8
B4i2BnLnhanSRAJvlSwWPyN23cbmzsYAVhybozSZeNrHslInZte4gJbLUz1bvRlO
wQuBHfa8fwToaBqkRrWU6+SskeknHvoixw==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxid6/j1za2yN3dKs/+ff
WyCBwhF++En4LoXSR7QQIp/etnvBOgioR8vmhcMi8Co02DhcewGr6Tn/PdFOkrlG
3YQdqwM6ThLLY+NSJzRYzvy5gMCsmjLBRkov2MT93K6sz5u28TyDd6HecTjsAxqe
1aWFrb9kOcmbCKtEGFKXkhf+f0jpmqtuPeGfcNIp6kBiTHwOo6NhBViUsDk36VH5
xGWLn0KHqLCpeCvE4I2u340UpPSI7kWuLNh1IvlN3ORWM5oJEtNovnzY3Pb6yoo9
6TapVTUTH1gwQ5K2NnsVlu5s5q3foqZEY1g643m1as6NCsjWae9qBds+/hM2xe4E
BwIDAQAB
-----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 345748412375113848072091104333619744787473
 . . . . . . . . [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 2018-05-26 12:14:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-08-24 12:14:21 +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 'klufsport.pl'
 . . . . . . . . [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 25014652914780225538545119890812631576699513311885526321959606444914669584177155125479168920022164585778595203523992532294715082017295812159453948474291956624496467872269477992008749941716391675223594113785751587376975796681597133079440176672530332354302310199337546071882814241321172500116459651175707625508193159115436585443004983171873509679111932504238590165532484600231485980816840701443253085419708166226542977840741803433220064970643115747593955805370289153344943400327335461027470380058127126782457838964198715462426808283494105025830201613299511479170101510483054252254139665265660039878138240273377355760647
 . . . . . . . . . . . . . . . . . . . . [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)
							9fdeec67aee91ae0b7c86e4609dab16e57dfdf19
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'klufsport.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.klufsport.pl'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600db74afeecb29ecb1feca3e716d2ce5b9aabb36f7847183c75d9d4f37b61fbf64000001639c95ed320000040300473045022055253ee83372f002775e6149d0bbce7a64c427576f246555a65f067f2a66c7f0022100f166dd24683feac7f5b8b3168b388a0872e5365de910320ba256ac7069d4e3bd007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001639c95ed42000004030047304502205c88f0b5b0ff80e86ef0e467bcf2dfeb01bbed2cd328fb8b6bde81a3fb23a1cc022100d209bdce4d2dfea5761a7c4bc4f67f5314ceb237928d71610e117a578e720c88
 . . . . [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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