Language Selection

English French German Italian Portuguese Spanish

Why run your own DNS server? (Spamassassin)

Filed under
Software

If you have a sizable quantity of mail delivery, like greater than 20k messages per day, you are advised to run your own caching DNS server as it benefits your Spamassassin deployment in both speed and reliability. This article describes why it is important to operate your own local caching DNS resolver, and how to enable it on your server.

Why is it important to run your own DNS server?

Spamassassin makes many DNS queries during scanning. It tests various IP-based blacklists, URI-based blacklists and other network queryable rules. If you run these commands you will see how long it takes individual DNS queries to complete.

Rest here




More in Tux Machines

Argos Uses GNU/Linux, Windows Leads Only to Malware

Last year we reported that another British giant, Ryman (smaller than Argos, but still a highstreet chain), had moved to GNU/Linux. They told me that had dumped it due to Windows malware. Read more

Linux 4.1 Has Improvements For The Multi-Queue Block Layer

The latest good stuff for the Linux 4.1 kernel are the block core improvements, which mostly are focused on improving the multi-queue block layer (blk-mq). Read more

Watch Out Google, DARPA Just Open Sourced All This Swish 'Dark Web' Search Tech

Google appears to be an indomitable force. But, with today’s release from the US military’s research arm of its Memex search technologies and Europe’s competition investigation into the Mountain View giant, it might be a propitious time for tech-minded entrepreneurs to start building a Google killer. Read more

ExTiX 15.2 Is Based on Ubuntu 15.04 and Debian 8 Jessie, Features LXQt and KDE Editions

After announcing his new RaspArch distribution that helps users run the powerful Arch Linux distribution on a Raspberry Pi 2 Model B computer board, Arne Exton informed Softpedia about the immediate availability for download of the ExTiX 15.2 Linux operating system. Read more