To set the address stored in the DNS cache database expiry limit:
Select Options
Select Plug-Ins
Highlight DNS Cache
Click Settings
Check DNS record expire in and enter the amount of days after which the address will be deleted from the database. Please note that these days are counted from the last day you used this record.
Press OK.
We strongly recommend that you do not increase the expiry period or limit the database by unchecking these checkboxes.
You can quickly access the plug-in's properties by right clicking on its name in the Left Panel of Outpost Firewall's main window.
Setting the limit of the DNS database