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Umbrella filtering not working? Check for DNS hijacking / redirection by your ISP


1 comment

  • pravin.rasal

    Hi,I have seen this issue, Users machine not able to reach umbrella DNS. DNSleak test showing his ISP provide name instead of Cisco opnedns.

    There are many users not sure which ISP they are using. How we can fix this so that all traffic goes via umbrella.


    Please suggest


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