Two-Minute Tech Tuesdays - ActiveDNS

This week's episode of Two-Minute Tech Tuesday is about ActiveDNS (vmod_activedns), a Varnish Enterprise VMOD that performs DNS updates at runtime. This is useful in combination with the UDO VMOD and allows you to use dynamic backends for loadbalancing.


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5/31/22 4:02 PM
by Thijs Feryn

Two-Minute Tech Tuesdays - Ykey

Welcome back to Two-Minute Tech Tuesday! In this week’s episode, we'll take a closer look at Ykey. Ykey is a Varnish Enterprise VMOD that performs tag-based invalidation.


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1/11/22 4:59 AM
by Thijs Feryn

Legit Bot or Not? Make Sure Search Engines can Index your Content

How can you tell whether bots visiting your website actually are who they say they are? Are they bad bots with malicious intent or are they good bots crawling your site to index your content properly? It’s a given that if you want your content to appear in search results, you have to let search engines do the automated work of indexing it. Which means, of course, opening the door (including premium content behind a paywall) to different search engines’ web crawlers for indexing. 

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8/25/21 11:56 PM
by Alexandra Lehner

Understanding Multi-Tenant Web Traffic with Fine-Grained Statistics

It’s not unusual for companies to want to understand their web traffic in greater depth. Being able to collect fine-grained statistics provides valuable insight into web performance and potential improvements. 

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8/19/21 8:49 PM
by Ian Vaughan

Varnish Software Blog

The Varnish blog is where our team writes about all things related to Varnish Cache and Varnish Software...or simply vents.



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