It's no easy to block my clients and ask them to clean up their machines.
They will switch to another service instead of cleaning.


Mahdi A. Mahdi

From: Rainer Duffner <>
Sent: Monday, April 9, 2018 9:12 PM
To: Mahdi Adnan
Subject: Re: DGA Attack mitigation

Am 09.04.2018 um 20:04 schrieb Mahdi Adnan via Unbound-users 

Im running 20 Unbound servers and around 20% of response are NXDOMAIN, for 
queries coming from my clients.

Block those IPs that are obviously p4wned until they clean up their PCs?

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