4.3 sec in total
232 ms
3 sec
1.1 sec
Welcome to xerfi.fr homepage info - get ready to check Xerfi best content right away, or after learning these important things about xerfi.fr
Xerfi est le leader des études sectorielles. Xerfi.com présente son catalogue d'études de marché en France et à l'international sur l’ensemble des marchés pertinents.
Visit xerfi.frWe analyzed Xerfi.fr page load time and found that the first response time was 232 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
xerfi.fr performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value8.0 s
2/100
25%
Value6.5 s
39/100
10%
Value720 ms
41/100
30%
Value0.024
100/100
15%
Value8.9 s
35/100
10%
232 ms
784 ms
252 ms
358 ms
276 ms
Our browser made a total of 92 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Xerfi.fr, 84% (77 requests) were made to Xerfi.com and 7% (6 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Xerfi.com.
Page size can be reduced by 503.3 kB (18%)
2.7 MB
2.2 MB
In fact, the total size of Xerfi.fr main page is 2.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 94.6 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 13.2 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 94.6 kB or 82% of the original size.
Potential reduce by 59.8 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Xerfi images are well optimized though.
Potential reduce by 294.3 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 294.3 kB or 55% of the original size.
Potential reduce by 54.6 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Xerfi.fr needs all CSS files to be minified and compressed as it can save up to 54.6 kB or 83% of the original size.
Number of requests can be reduced by 35 (43%)
82
47
The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xerfi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
xerfi.fr
232 ms
www.xerfi.com
784 ms
din-14.css
252 ms
design.css
358 ms
designnew.css
276 ms
jquery-3.4.1.min.js
456 ms
jquery-ui.min.js
34 ms
design.js
370 ms
wowslider-style.css
156 ms
wowslider-jquery.js
245 ms
wowslider.js
189 ms
wowslider-script.js
236 ms
p.css
53 ms
ga.js
353 ms
XerfiComSlider.html
457 ms
XerfiComSlider.html
436 ms
Xerfi-l-economie-reeelle.png
450 ms
menu.png
447 ms
Panier-header.png
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AvatarBlanc.png
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Rechercher.png
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Logo-Specific-home.png
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BT-rechercher.png
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Menu0.png
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Puceblue.png
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pictoajoutpanier.png
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suite.png
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Visuel_specific.jpg
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presse.png
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visuel-22SAE77.png
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visuel-22BAT68.png
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formation-professionnelle.png
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22SAE77.jpg
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close-univers.svg
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plus-univers.svg
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VisuelsUnivers-Specific.png
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VisuelsUnivers-Abo.png
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ICDM.jpg
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JDN.jpg
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Challenges.jpg
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bullet.png
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panier-noir.svg
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amex.png
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mastercard.png
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__utm.gif
159 ms
css
255 ms
css
261 ms
style.css
690 ms
style.css
687 ms
jquery.js
707 ms
wowslider.js
746 ms
script.js
745 ms
jquery.js
765 ms
wowslider.js
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script.js
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visa.png
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paypal.png
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fb.svg
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tweet.svg
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collect
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linkin.svg
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case-coche.svg
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arrows.png
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pause.png
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presse.png
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bullet.png
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arrows.png
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Slider-Univers-specific.jpg
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pause.png
265 ms
xerfi.fr accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
Links do not have a discernible name
xerfi.fr best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
xerfi.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Xerfi.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Xerfi.fr main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
xerfi.fr
Open Graph description is not detected on the main page of Xerfi. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: