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Restricting access from specific countries
Message
From
08/01/2007 17:16:45
Michel Fournier
Level Extreme Inc.
Petit-Rocher, New Brunswick, Canada
 
General information
Forum:
ASP.NET
Category:
Other
Title:
Re: Restricting access from specific countries
Environment versions
Environment:
VB 8.0
OS:
Windows XP SP2
Database:
Visual FoxPro
Miscellaneous
Thread ID:
01183554
Message ID:
01183645
Views:
15
>The formula to convert an IP Address of the form A.B.C.D to an IP Number is:
>
>IP Number = A x (256*256*256) + B x (256*256) + C x 256 + D
>
>Which is the same as:
>
>IP Number = A x 16777216 + B x 65536 + C x 256 + D"

Thanks, this is very interesting.
Michel Fournier
Level Extreme Inc.
Designer, architect, owner of the Level Extreme Platform
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