www.c-k-one.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:9d:6e:78:33:7b:bb:3b:b4:fc:c9:1f:2d:cf:75:89:35:3f was issued on by Let's Encrypt.

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.

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We have idenified some issues with this certificate:

  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

www.c-k-one.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 04:9d:6e:78:33:7b:bb:3b:b4:fc:c9:1f:2d:cf:75:89:35:3f
Serial Number (int): 402020314532993589929218946525003065668927
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: fa:8f:fe:47:c7:a6:de:05:79:d4:bc:3f:85:25:df:ca:1b:f3:02:75
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 52:cf:c3:45:b6:be:a7:ef:19:e5:f8:b5:0d:e8:a6:3e:2e:55:22:7b
Fingerprint (sha256): 00:0b:e5:e4:90:14:27:54:aa:08:59:94:ef:2e:b7:85:b8:ba:5b:32:2e:b2:4d:48:5f:5a:68:b5:28:22:41:7e

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

Revocation information

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

Check the revocation status for the current certificate on www.c-k-one.com
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.c-k-one.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFATCCA+mgAwIBAgISBJ1ueDN7uzu0/MkfLc91iTU/MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA4MjEwODQ1MDBaFw0x NzExMTkwODQ1MDBaMBoxGDAWBgNVBAMTD3d3dy5jLWstb25lLmNvbTCCASIwDQYJ KoZIhvcNAQEBBQADggEPADCCAQoCggEBAIwwT3ajd1yHM0s4TiqDpHz4MxvEn+1P S+EbRWDVn2mPDZ+Il+uAZUoRGFgdSRPhBHoP6yn/VIO6MHmsRoKC25EDz/Q2A1KB fySCQXC6QJY/cxjcr/FHYrpr8ETjQj1tyxvg/90pnUgWmwwupIS0oGlCgqJDAmio gsips2fa69SY+hCqQ1Y1WAPZkuE0FQQte7AtvnvK1y2dcoLQ2WKyG8CZhRkHsg0t 0SnkSqbyaixjrUjjJP+zacVgluSW1+fuvtCSxpRbmJfUSCsxZEXMMRmtl0lYkS4c 7yzkvy/PVC/iN0yanPVFwbWOhMZBrblIjpl2+coGdIzyRKymUdJnRDcCAwEAAaOC Ag8wggILMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYB BQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU+o/+R8em3gV51Lw/hSXfyhvz AnUwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEE YzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQu b3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQu b3JnLzAaBgNVHREEEzARgg93d3cuYy1rLW9uZS5jb20wgf4GA1UdIASB9jCB8zAI BgZngQwBAgEwgeYGCysGAQQBgt8TAQEBMIHWMCYGCCsGAQUFBwIBFhpodHRwOi8v Y3BzLmxldHNlbmNyeXB0Lm9yZzCBqwYIKwYBBQUHAgIwgZ4MgZtUaGlzIENlcnRp ZmljYXRlIG1heSBvbmx5IGJlIHJlbGllZCB1cG9uIGJ5IFJlbHlpbmcgUGFydGll cyBhbmQgb25seSBpbiBhY2NvcmRhbmNlIHdpdGggdGhlIENlcnRpZmljYXRlIFBv bGljeSBmb3VuZCBhdCBodHRwczovL2xldHNlbmNyeXB0Lm9yZy9yZXBvc2l0b3J5 LzANBgkqhkiG9w0BAQsFAAOCAQEAR0hkIKQqetV8LZCa2Nja8vFrc6dzxsZYxEYE RSBdFeHrvlDQ3T8kUe4WkwfpTCcpzY2VcOel0E2iXpyBCvzuTyIjK5LmoKfxjXTQ KiHcSkE70gSVhJWzbBh1vxM5gLzudDNT7H2KCTieaSql3WI8vyT6hB64pL4wlgm+ ByLlWNGb62FVkQMBocgbTgVlVCRMJ2H6FWqDpXWnO0q5LK5V9nOzbHlVKINdObep ldrw3z1IIqjswM0YdK5bLEEvKOVqecwWI202xroqlyJv+PwCSPeV8nIbk6WdYhqR EzXDnOsWPqPdHwwhhJMgNOEn21k3+1gJB7T/5iB4DDFvFde3pw== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAjDBPdqN3XIczSzhOKoOk fPgzG8Sf7U9L4RtFYNWfaY8Nn4iX64BlShEYWB1JE+EEeg/rKf9Ug7oweaxGgoLb kQPP9DYDUoF/JIJBcLpAlj9zGNyv8UdiumvwRONCPW3LG+D/3SmdSBabDC6khLSg aUKCokMCaKiCyKmzZ9rr1Jj6EKpDVjVYA9mS4TQVBC17sC2+e8rXLZ1ygtDZYrIb wJmFGQeyDS3RKeRKpvJqLGOtSOMk/7NpxWCW5JbX5+6+0JLGlFuYl9RIKzFkRcwx Ga2XSViRLhzvLOS/L89UL+I3TJqc9UXBtY6ExkGtuUiOmXb5ygZ0jPJErKZR0mdE NwIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded