42 votes
Accepted

How to improve extremely slow page load time on a 23MB web page full of SVGs?

From what you've stated in the comments (now chat), I understand that you cannot reduce the size of these SVG files, you cannot replace them with thumbnails (e.g. small png files), and you cannot ...
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24 votes

How to improve extremely slow page load time on a 23MB web page full of SVGs?

I don't think using separate SVG files for the images would be any better because that would take even more time to load because of separate HTTP requests. Efficient handling of linked images is ...
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  • 341
10 votes

How to optimize the load time of initial connection and SSL handshake phase of a web page on a 3G network?

Initial Connection You will find that the initial connection includes negotiating the SSL, so since the handshake is high, its a good indicator that something is seriously wrong with the way you have ...
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  • 32.6k
8 votes

How to optimize the load time of initial connection and SSL handshake phase of a web page on a 3G network?

Reading the title of your question, there are two things you can do to speed up the initial connection and SSL/TLS handshake. These work for any connection, not just 3G, so you should use these as ...
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  • 2,241
5 votes
Accepted

Theme load speed - do a few seconds matter?

Tests https://gtmetrix.com/ http://www.webpagetest.org/ Speed is important - every second costs money. Every second of delay in page loading time can result in a 7% decrease of online sales.
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  • 9,599
5 votes
Accepted

HTTP over HTTPS speed

HTTPS has more overhead, mainly at the connection setup, and is thus slower. See https://security.stackexchange.com/questions/64825/is-there-ever-a-good-reason-not-to-use-tls-ssl/64832#64832 for more ...
5 votes

Confused about missing width and/or height attributes

Adding the height and width attributes to your IMG SRC HTML tag allows the browser to know how much space to leave for an image. Without these values, the browser gives an image no space until the ...
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  • 2,476
5 votes

Opt out of performance monitoring on site hosted by GoDaddy

2020 Solution: How to opt-out of this GoDaddy's program and remove the inserted script: Login to your GoDaddy account Go to your My Products Under Web Hosting, click Manage on the right-most of the ...
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4 votes
Accepted

How to make content load faster for mobile on a responsive design site?

If a block of content is hidden with CSS, the browser still needs to download the HTML inside that element. All browsers except Opera download the images, too. (In fact, since Opera has switched to ...
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4 votes
Accepted

Why would my site load slower after I switched to https?

This is a question that might be too broad for this platform. It's true that encryption carries a computational overhead, but with the right configuration, it can be negligible. This video from the ...
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4 votes

Confused about missing width and/or height attributes

The browser requests this for performance. Say you have a paragraph of text with an image of 100x100 pixels in the top left corner. Browser builds the page, no image yet, so it builds it with just ...
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  • 6,736
4 votes
Accepted

Are static websites significantly faster than dynamic?

For a typical site on a server which is not under heavy use the difference should be negligible - certainly nowhere near 500ms. That said, generalization is difficult and very site/application ...
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  • 5,945
4 votes
Accepted

How can I enable "Avg Page Load Time (sec)" and "Avg Page Download Time(sec)" in my Google Analytics?

The second screenshot you have provided comes from Analytics. You can find it under Behavior>Site Speed>Page Timings. However, the first screenshot I believe is from the legacy version of ...
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  • 2,856
3 votes

Does Google value DOMContentLoaded or Load Time more as a ranking signal

Google only uses the initial page load time (without CSS, JS, and images) as an explicit ranking signal. Google only explicitly penalizes very slow sites. If your site takes more than 7 seconds ...
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3 votes

Why would my site load slower after I switched to https?

Encrypting all the data adds a little computational overhead, but on a decent server this is no issue. What's really annoying about TLS is that the initial connection takes a long time. You may ...
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3 votes

How to find which script is causing my website to keep loading

Use the below links to find out which scripts/resources are taking longer time to load: Notes: These are performance tests for your webpage. https://developers.google.com/speed/pagespeed/insights/ ...
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  • 958
2 votes

Best way to optimize joomla cache. Difference between Global configuration cache and system cache plugin

As I understand it, the global settings version caches the views and parameters of components and modules, rather than the content. This means that if you change the content, then the change will be ...
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  • 1,925
2 votes

Will asynchronous JavaScript affect SEO?

Crawlers are pretty good with handling JS now a days. Page load times I think is more important in terms of User Experience and will effect your CTR as well many other engagement metrics which ...
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  • 3,648
2 votes

Theme load speed - do a few seconds matter?

I think you are looking for the Google page speed insight : https://developers.google.com/speed/pagespeed/insights/?hl=fr If you want more tool, i posted some in this post : Testing SEO website
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  • 312
2 votes

How to find out javascript functions for above the fold?

You'll want to move render blocking content to the top of your pages while putting as much javascript and css at the bottom of your pages that doesn't block the rendering of your above the fold ...
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  • 4,720
2 votes
Accepted

Why does loading of an external "async defer" javascript code happen before page load?

The page is only fully loaded when all linked resources (including <script async defer) have loaded. This is when the onload event fires. However, the DOMContentLoaded event is likely to fire ...
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  • 41.4k
2 votes
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Long waiting time on page load may be caused by https?

Cloudflare by default does not cache HTML content. I suggest that you write a Page Rule to cache static HTML. Here we go: login to your cloudflare account using the dropdown in the top-left, select ...
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2 votes

Optimisation test services allude to 'inline script block #5', what does this mean

As noted in Seb's comment immediately under the question, this indicates there is a script or asset request blocking your page being rendered. More than likely, it is a javascript or css call for a ...
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2 votes
Accepted

Will adding background images using JavaScript improve SEO?

SEO-wise, no. Speed is a very small factor in ranking so unless your current load time is 20s+ it won't make a difference. For your visitors however, it is a worthwhile goal. Slow load times may ...
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2 votes
Accepted

Template or flat file for CMS?

I'd estimate that 90% of websites use a content management system with templates these days. The advantages of doing so have almost nothing to do with speed and everything to do with convenience. A ...
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2 votes

How to find which script is causing my website to keep loading

There are a number of things that could cause this, and they are not necessarily a problem: Streaming media (videos, audio, etc.) on your page. This can add to the overall load time, as until it's ...
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2 votes
Accepted

Should we improve time to first byte or Page Speed Insights score for SEO?

There are only two page load speed metrics that really matter: Time until the HTML page is delivered (without assets such as images, CSS, and JS) Time until the first screen of content is loaded and ...
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2 votes
Accepted

gstatic.com/generate_204 believed to be slowing down my website

It's a connectivity checker in Chromium products (Google Chrome and other browsers based on Chromium) that tries to confirm whether the user has full internet access. As the name suggests, it ...
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  • 601
2 votes
Accepted

Which is more important in terms of SEO? TTFB or page fully loaded speed?

Only page load speed, not TTFB, is directly taken into account by Google's Core Web Vitals for ranking, and thus directly affects a page's SEO. A slow TTFB can certainly lead to slow page load speed ...
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1 vote

Why is serving cached content to logged in users against recommendations?

One important consideration is how dynamic the content on your site is. If the content changes frequently because of updates, a search, or some other criteria, a visitor might see a cached page ...
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  • 7,676

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