Category:Open DNS Resolvers: Difference between revisions
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This is often referred to as 'DNS Amplification Attacks'.
=What if I run DNS servers on purpose?=
It is quite legitimate for people to run DNS servers on their Network - in these cases, then access to them should be restricted or limited.
If you run an Authoritative DNS server, configure it only to return records for your domain.
If you run a Caching resolver, configure it to only return records for your users (firewall to only allow your users).
=How to Fix Routers?=
See the pages below for details on specific routers
[[Category:Router]]
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