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Questions tagged [gtmetrix]

GTmetrix was developed by Carbon60 as a tool for customers to easily test the performance of their webpages.

GTmetrix was developed by Carbon60 as a tool for customers to easily test the performance of their webpages. Questions relating to the GTmetrix tool.

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How to enable gzip compression and leverage browser caching in Pinterest, Twitter and facebook Javascript files.

As part of performance tuning, GTMetrix is suggesting to enable enable Enable gzip compression and leverage browser caching with Pinterest, Twitter and facebook JS files. These are usually done from the server they are served from. I am not able to…
theUiDeveloper
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Gt Metrix time between requests

The above is my sites waterfall via GT Metrix. All seems fine but I'm curios as to why regardless of whether the site takes 0.6 second or 1.2 seconds there is always a considerable delay to the last four requests. The last four requests in order…
user4563161
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FCP and DLC differences between Pagespeed Insight and GTmetrix

I would like to ask a question about FCP and DCL result differences on my website. (NSFW website) These are my FCP and DCL results via GTmetrix and Google Pagespeed insight; https://gtmetrix.com/reports/www.pornstarlab.com/ciRzOyRR If you click on…
Calvin Belfort
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Why YSlow is not detecting my cookie-free domains?

I have moved all my static assets to cloudfront.net, and when I view my source code, my CSS and JS and images are already hosted in cloudfront.net. But when I check GTmetrix.com, my use cookie-free domains is still graded F, and my main domain is…
jehzlau
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SSL exception cURL error 35

I was doing a rutinary check of my web at GTMETRIX when I get this error message: Analysis Error An error occurred fetching the page: HTTPS error: SSL connect attempt failed error:14077410:SSL routines:SSL23_GET_SERVER_HELLO:sslv3 alert…
lmfnoah
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Who can I get HTTP_USER_AGENT of GTmetrix and Pingdom?

Do anyone know who can I get the HTTP_USER_AGENT of Testing Tools like GTmetrix and pingdom. To be more precise please check this link which get the User agent of Google Pagespeed => PageSpeed Insights 99/100 because of Google Analytics - How can I…
vikas
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Gtmetrix / Specify image dimensions

So I did a test on my website on gtmetrix and all the rows are green (>90%) only the first one which is "Specify image dimensions" is at 23%. This is my html code:
paulalexandru
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Why polyfills is being called multiple times on page load?

Website in Angular 15, served with cloud function. After an analysis using GTMetrix, I realized that polyfills is being called too many times. Does anyone have any idea what I might have done wrong? Or is this expected…
Renan A.
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If we delete paused GTM tags, will it improve the website performance ? Will it reduce the unused JS?

I am trying to improve the performance of my website ... but i am not sure if i delete the paused GTM tags will it help me in any way or not ? If yes then how it will help, like by reducing the size of unused js ?
Vishal
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Preload for script and css with file build in Nextjs

I have question and still not found the solution for apply preload css and js when run yarn build ; yarn start I have found this in website https://vercel.com/ and want apply that in my website use nextJs version 12.3.1 Currently my script and css…
Minh Vo
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GTmetrix Lighthouse Error on Wordpress Site

I'm having an issues which I can't pass the Lighthouse analysis for my Elementor Wordpress site using GTmetrix. I found the cause of the issue is because I have a render-blocking javascript element, which is Vanta.js that I used as my animation…
Rickyslash
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How to Automate web performance tools in React Application other than lighthouse

I am looking for a web performance tool that can be added to the localhost CI-CD Pipeline rather than manually entering the URL in PageSpeed Insights for performance check, I have heard about Pingdom but don't really know how to implement or add it…
ali
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low gtmetrix performance score in angular project

I've tried everything, every kind of getting build such as --prod, --aot but everytime I get low performance score on gtmetrix and lighthouse i have gtagmanager, clarity, google analytics load after 3second when viewInit started in…
Hossein Sadeghi
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Shopify Avoid unload event listeners

Scan my site and found this Avoid unload event listeners. enter image description here I check my asset folder line 13 and got this codes. Tried to do as what it says here https://developer.mozilla.org/en-US/docs/Web/API/Window/pagehide_event which…
Chiyo 千代
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GTmetrix about speed issue

I am new here and I was recommended by someone from Hostinger. The guy who was developing my website just needed to move away and now I will try to contact someone new. I was checking that the webpage is too slow, so I am now trying to understand…
Gabriel Vieira
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