Report Summary

  • 83

    Performance

    Renders faster than
    87% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

cours-anglais-paris-16.com

Cours d'anglais à Paris (75016) - Cours d'anglais pour les entreprises et les particuliers | Cours d'anglais Paris 16

Page Load Speed

2.5 sec in total

First Response

416 ms

Resources Loaded

1.8 sec

Page Rendered

218 ms

About Website

Click here to check amazing Cours Anglais Paris 16 content. Otherwise, check out these important facts you probably never knew about cours-anglais-paris-16.com

Cours d'anglais à Paris (75016) par Sharon Le Vavasseur, Américaine, Professeur à l'École Polytechnique. Cours d'anglais oral par Skype possible.

Visit cours-anglais-paris-16.com

Key Findings

We analyzed Cours-anglais-paris-16.com page load time and found that the first response time was 416 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

cours-anglais-paris-16.com performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

42/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.2 s

99/100

10%

Network Requests Diagram

cours-anglais-paris-16.com

416 ms

layout.css

480 ms

jimgMenukwicks.css

475 ms

jquery.js

640 ms

jquery-easing-1.3.pack.js

549 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 95% of them (38 requests) were addressed to the original Cours-anglais-paris-16.com, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (792 ms) belongs to the original domain Cours-anglais-paris-16.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 62.1 kB (20%)

Content Size

317.2 kB

After Optimization

255.1 kB

In fact, the total size of Cours-anglais-paris-16.com main page is 317.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 216.0 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 8.8 kB

  • Original 12.5 kB
  • After minification 10.7 kB
  • After compression 3.7 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 1.8 kB, which is 14% 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 8.8 kB or 71% of the original size.

Image Optimization

-3%

Potential reduce by 5.5 kB

  • Original 216.0 kB
  • After minification 210.5 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. Cours Anglais Paris 16 images are well optimized though.

JavaScript Optimization

-52%

Potential reduce by 42.2 kB

  • Original 81.4 kB
  • After minification 81.1 kB
  • After compression 39.1 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 42.2 kB or 52% of the original size.

CSS Optimization

-76%

Potential reduce by 5.6 kB

  • Original 7.4 kB
  • After minification 6.3 kB
  • After compression 1.8 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. Cours-anglais-paris-16.com needs all CSS files to be minified and compressed as it can save up to 5.6 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (28%)

Requests Now

39

After Optimization

28

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cours Anglais Paris 16. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

cours-anglais-paris-16.com accessibility score

84

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

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

Impact

Issue

High

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

Best Practices

cours-anglais-paris-16.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

cours-anglais-paris-16.com SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cours-anglais-paris-16.com can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it does not match the claimed English language. Our system also found out that Cours-anglais-paris-16.com main page’s claimed encoding is iso-8859-1. 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 Cours Anglais Paris 16. 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: