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How to Flush DNS Cache on Ubuntu

Sep 23, 2018, 22:00 (0 Talkback[s])
(Other stories by Shahriar Shovon)

This article is about flushing DNS on Ubuntu. But to understand why it is necessary, first you have to understand how DNS works and a little bit about DNS caching.

The journey through the DNS servers takes a while and till it’s complete and a domain name can be resolved to IP addresses, you won’t be able to connect to any website or server on the internet. To solve this issue, DNS caching is used

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