www.ktf.hk

Issued by StartCom Class 1 Primary Intermediate Server CA

About this certificate


This digital certificate with serial number 06:58:a3:1c:a0:b9:6c was issued on by StartCom Ltd..

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.

Cerificate errors/warnings *beta

  • ERROR: KeyUsage extension SHOULD be marked as critical when present
  • WARNING: Certificate contains unknown extension ([2.5.29.18])
  • ERROR: Certificate has key usage [KeyAgreement] set

www.ktf.hk

Country: CN

StartCom Ltd.

Organization: StartCom Ltd.
Organization unit: Secure Digital Certificate Signing
Country: CN

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 06:58:a3:1c:a0:b9:6c
Serial Number (int): 1786307443472748
Serial Number lenght: 51 bits, 7 octets

SubjectKeyId: 2a:2b:ff:d5:48:bd:da:f6:bd:16:2d:08:25:e5:b8:19:6f:cf:04:cd
AuthorityKeyId: eb:42:34:d0:98:b0:ab:9f:f4:1b:6b:08:f7:cc:64:2e:ef:0e:2c:45

Fingerprint (sha1): 77:26:9d:b9:fc:e3:a8:7f:a4:12:39:1d:27:04:11:ce:b7:7e:f4:7f
Fingerprint (sha256): d9:da:58:7e:be:4b:d2:8c:73:5d:8a:ec:33:2a:2f:4c:f2:9d:75:a0:93:c2:56:99:4b:5a:84:93:3d:ce:e5:50

Issuing Certificate URL: http://aia.startssl.com/certs/sub.class1.server.ca.crt

Revocation information

OCSP Server: http://ocsp.startssl.com/sub/class1/server/ca
CRL Distribution Point: http://crl.startssl.com/crt1-crl.crl

Check the revocation status for the current certificate on www.ktf.hk
2
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
Key Agreement

Extended Key Usages

Server Authentication

Extensions

10 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

www.ktf.hk
ktf.hk

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIGKDCCBRCgAwIBAgIHBlijHKC5bDANBgkqhkiG9w0BAQsFADCBjDELMAkGA1UE BhMCSUwxFjAUBgNVBAoTDVN0YXJ0Q29tIEx0ZC4xKzApBgNVBAsTIlNlY3VyZSBE aWdpdGFsIENlcnRpZmljYXRlIFNpZ25pbmcxODA2BgNVBAMTL1N0YXJ0Q29tIENs YXNzIDEgUHJpbWFyeSBJbnRlcm1lZGlhdGUgU2VydmVyIENBMB4XDTE1MDkyODA3 MzA1M1oXDTE2MDkyNzE5NDIyM1owQTELMAkGA1UEBhMCQ04xEzARBgNVBAMTCnd3 dy5rdGYuaGsxHTAbBgkqhkiG9w0BCQEWDmFrZXlib3lAcXEuY29tMIIBIjANBgkq hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAn84OvfSbJQn2V12nixFQy0hk8EmcqtsG 1PC91Y9zcytnfQxu+WREJekXdwwR5Fjyg/ymOwSt+r7+VJjR1y7op45A2WhlFH1X hH5js/+bkjuNccxCpWvDoTi0110BNthb+lgxDZYMoeK30WwL7NGhrtjcmrdI2Pa1 jN99xXVD2ZNSkK3tswueinwixJd91LjoFtwz1hxKUTejnQkDAs3emvp+HlkV52KK 00rg7QPY6YQmc8M2M6E42+w6oOuNHPVcWRJCj0Hc0ujsksm+N8NTw1pgXm/qKH1M jtTjunl6cyuXe6K8UGoOKa7erGGGnltQatMGpwpmtPyIBQdAj23MIwIDAQABo4IC 1zCCAtMwCQYDVR0TBAIwADALBgNVHQ8EBAMCA6gwEwYDVR0lBAwwCgYIKwYBBQUH AwEwHQYDVR0OBBYEFCor/9VIvdr2vRYtCCXluBlvzwTNMB8GA1UdIwQYMBaAFOtC NNCYsKuf9BtrCPfMZC7vDixFMB0GA1UdEQQWMBSCCnd3dy5rdGYuaGuCBmt0Zi5o azCCAVYGA1UdIASCAU0wggFJMAgGBmeBDAECATCCATsGCysGAQQBgbU3AQIDMIIB KjAuBggrBgEFBQcCARYiaHR0cDovL3d3dy5zdGFydHNzbC5jb20vcG9saWN5LnBk ZjCB9wYIKwYBBQUHAgIwgeowJxYgU3RhcnRDb20gQ2VydGlmaWNhdGlvbiBBdXRo b3JpdHkwAwIBARqBvlRoaXMgY2VydGlmaWNhdGUgd2FzIGlzc3VlZCBhY2NvcmRp bmcgdG8gdGhlIENsYXNzIDEgVmFsaWRhdGlvbiByZXF1aXJlbWVudHMgb2YgdGhl IFN0YXJ0Q29tIENBIHBvbGljeSwgcmVsaWFuY2Ugb25seSBmb3IgdGhlIGludGVu ZGVkIHB1cnBvc2UgaW4gY29tcGxpYW5jZSBvZiB0aGUgcmVseWluZyBwYXJ0eSBv YmxpZ2F0aW9ucy4wNQYDVR0fBC4wLDAqoCigJoYkaHR0cDovL2NybC5zdGFydHNz bC5jb20vY3J0MS1jcmwuY3JsMIGOBggrBgEFBQcBAQSBgTB/MDkGCCsGAQUFBzAB hi1odHRwOi8vb2NzcC5zdGFydHNzbC5jb20vc3ViL2NsYXNzMS9zZXJ2ZXIvY2Ew QgYIKwYBBQUHMAKGNmh0dHA6Ly9haWEuc3RhcnRzc2wuY29tL2NlcnRzL3N1Yi5j bGFzczEuc2VydmVyLmNhLmNydDAjBgNVHRIEHDAahhhodHRwOi8vd3d3LnN0YXJ0 c3NsLmNvbS8wDQYJKoZIhvcNAQELBQADggEBAGCNlsvTllz/mxQT7GUdhAhjKC8u D+Nw0pUk+yF9O7TSCDLq6ScRBTBhLVq1XrotG1BbnxKcpjQXg3KM8pSJKxohxXeP Vc5yC/nbkVXzpk6xC6NcFb4AHKOEUky3ndA7kWpYSzU4inwwkI/n5RBzdBqe8Dlw YVsPdVkXEYITghumrm8Oj+tRaXhu9a3RZJYnv6QvMkxURTEVP9sv38qHHJh/5Obw GsPIEgMOcVvN3phkm1S+MzhLFPe+cNZrC0ESq4xXMImGAuWWt7osHC92yaNAZhwK sbeWK2RjHFow8bzrbXqyrAe99z1awc7FsfpmkYLIIR93fh4g27P1eh0s7So= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAn84OvfSbJQn2V12nixFQ y0hk8EmcqtsG1PC91Y9zcytnfQxu+WREJekXdwwR5Fjyg/ymOwSt+r7+VJjR1y7o p45A2WhlFH1XhH5js/+bkjuNccxCpWvDoTi0110BNthb+lgxDZYMoeK30WwL7NGh rtjcmrdI2Pa1jN99xXVD2ZNSkK3tswueinwixJd91LjoFtwz1hxKUTejnQkDAs3e mvp+HlkV52KK00rg7QPY6YQmc8M2M6E42+w6oOuNHPVcWRJCj0Hc0ujsksm+N8NT w1pgXm/qKH1MjtTjunl6cyuXe6K8UGoOKa7erGGGnltQatMGpwpmtPyIBQdAj23M IwIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded