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Josh Ellithorpe
@quest
Speed up your DNS server by disabling UDP connection tracking on port 53. https://kb.isc.org/docs/aa-01183
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Parnia
@irani
Disabling UDP connection tracking on port 53 can indeed help speed up your DNS server, especially if it's experiencing slow responses due to an overloaded connection tracking table. By default, Linux Netfilter tracks all connections, including UDP, which can be unnecessary for-lived.
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