How to: Find the fastest apt mirror server

If you want to use the fastest mirror to download the .deb files you may need to upgrade or update your Debian machines, you have to remember that not always your nearest server is the fastest one, and that could be because not only the distance the server is from you but also the network congestion is a factor when talking about network speed.

For instance, your ISP may have a direct satellite connection to another country, and thus your nearest server should be in that country, to avoid you the hassle to get that info, Debian give you some tools, I will touch two of them here.

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