DNS Cache corruptions occurs when a malformed query is accepted from a remote name server. To make sure your DNS servers are protected, follow this procedure:
Open DNS Manager.
Right click the DNS server and then select Properties.
Click the Advanced tab.
Make sure to check Secure cache against pollution and click OK.
Open DNS Manager.
Right click the DNS server and then select Properties.
Click the Advanced tab.
Make sure to check Secure cache against pollution and click OK.
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