This digital certificate with serial number 0a:f5:20:82:f2:71:de:fb:45:b5:ae:54:2e:db:5a:2e:74:1f:7f:fa was issued on
by Hongkong Post.
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 certificates MUST contain the Subject Alternate Name extension
(BRs: 7.1.4.2.1)
Subscriber Certificate: authorityInformationAccess MUST contain the HTTP URL of the Issuing CA's OSCP responder.
(BRs: 7.1.2.3)
Subscriber certificates MUST have the extended key usage extension present
(BRs: 7.1.2.3)
The common name field in subscriber certificates must include only names from the SAN extension
(BRs: 7.1.4.2.2)
Subscriber Certificate: commonName is deprecated.
(BRs: 7.1.4.2.2)
Serial Number (hex): 0a:f5:20:82:f2:71:de:fb:45:b5:ae:54:2e:db:5a:2e:74:1f:7f:fa
Serial Number (int): 62556422434000341089639614969883778775401857018
Serial Number lenght: 156 bits, 20 octets