Saturday, January 22, 2022

Your guide to Core Web Vitals tactics using Cloudflare and WebpageTest - Search Engine Land

Last updated Wednesday, January 12, 2022 09:48 ET , Source: NewsService

One of the best ways to be able to perform tactical edits to webpage code and improve Core Web Vitals scores is to set up a comparison, like A/B testing. As a developer you can run Lighthouse in your local development environment and test as you make changes. It is still useful to tests production code, which you have to do anyway when you’re not the developer.

We used a nifty demonstration stack in our Core Web Vitals Site Clinic just last December in the SMX Build: SEO for Developers. We will continue to use it in the upcoming SMX Master Class training, and from now onward with our SEO for Developers series of posts.

Here is how to test Core Web Vitals scores and code changes using Cloudflare Workers as a reverse proxy and WebpageTest. All these services are free and we’re certainly not the first to use them. Patrick Meenhan, WebpageTest developer, thought it all up. We’ll outline how to get started without all the heavy lifting.

Cloudflare and WebpageTest

The Cloudflare Workers app gives us our reverse proxy testbed and transforming code using the proxy environment. While a playground at cloudflareworkers.com exists, fragmented URLs at that address prevent us from testing without a Cloudflare account (the free one works). You do not need a WebpageTest account.

Once you’ve got a Cloudflare account, navigate to Workers and click to create a new worker with the Create a Service button. This will populate a sample JavaScript worker with a UI editor you can access with the...

Read Full Story: https://searchengineland.com/your-guide-to-core-web-vitals-tactics-using-cloudflare-and-webpagetest-350763

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