Access vega.fnacspectacles.com. Place de concert, festival, théatre, billet sport, exposition, musée

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value13.2 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value620 ms

48/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.7 s

23/100

10%

index.do

3259 ms

baselib.js

166 ms

fnac.js

249 ms

style.css

248 ms

kameleoon.js

457 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that 88% of them (84 requests) were addressed to the original Vega.fnacspectacles.com, 3% (3 requests) were made to Ssl.google-analytics.com and 2% (2 requests) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Vega.fnacspectacles.com.

Content Size

1.1 MB

After Optimization

864.7 kB

In fact, the total size of Vega.fnacspectacles.com main page is 1.1 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 648.7 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 190.4 kB

Original 226.3 kB
After minification 215.2 kB
After compression 35.9 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 190.4 kB or 84% of the original size.

Image Optimization

-3%

Potential reduce by 18.2 kB

Original 648.7 kB
After minification 630.5 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. Vega Fnac Spectacles images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 14.9 kB

Original 116.8 kB
After minification 116.8 kB
After compression 101.9 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 14.9 kB or 13% of the original size.

CSS Optimization

-27%

Potential reduce by 35.5 kB

Original 131.9 kB
After minification 131.9 kB
After compression 96.3 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. Vega.fnacspectacles.com needs all CSS files to be minified and compressed as it can save up to 35.5 kB or 27% of the original size.

Requests Now

After Optimization

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vega Fnac Spectacles. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-hidden="true"] elements contain focusable descendents

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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.

High

Image elements do not have [alt] attributes

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Page is blocked from indexing

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

FR
Language Claimed

N/A
Encoding

ISO-8859-15

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vega.fnacspectacles.com can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Vega.fnacspectacles.com main page’s claimed encoding is iso-8859-15. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Vega Fnac Spectacles. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Place de concert, festival, théatre, billet sport, exposition, musée - Achetez votre billet pas cher sur Fnac Spectacles

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

index.do

baselib.js

fnac.js

style.css

kameleoon.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

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Accessibility Review

Accessibility Issues

Best Practices

Areas of Improvement

SEO Factors

Search Engine Optimization Advices

Language and Encoding

Language Detected

Language Claimed

Encoding

Social Sharing Optimization

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