This digital certificate with serial number 72:5d:be:d8:31:e9:77:31 was issued on
by National Institute of Informatics.
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)
Subscriber certificates authorityInformationAccess extension should contain the HTTP URL of the issuing CA’s certificate
(BRs: 7.1.2.3)
National Institute of Technology
Organization:National Institute of Technology Organization unit: Yonago College
Locality:Academe Country:JP
National Institute of Informatics
Organization:National Institute of Informatics
Locality:Academe Country:JP
Time since certificate expired
This certificate has expire since
Certificate Details
Serial Number (hex): 72:5d:be:d8:31:e9:77:31
Serial Number (int): 8240952728917473073
Serial Number lenght: 63 bits, 8 octets