Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

acmnvie.com

Javascript désactivé - ACM FR

Page Load Speed

4.1 sec in total

First Response

338 ms

Resources Loaded

3.3 sec

Page Rendered

408 ms

acmnvie.com screenshot

About Website

Click here to check amazing ACM Nvie content. Otherwise, check out these important facts you probably never knew about acmnvie.com

Visit acmnvie.com

Key Findings

We analyzed Acmnvie.com page load time and found that the first response time was 338 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

acmnvie.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0.093

91/100

15%

TTI (Time to Interactive)

Value8.1 s

41/100

10%

Network Requests Diagram

acmnvie.com

338 ms

index.html

302 ms

index.html

934 ms

font-awesome.css

38 ms

css

60 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Acmnvie.com, 83% (52 requests) were made to Acmnvie.fr and 6% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Acmnvie.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 444.5 kB (22%)

Content Size

2.0 MB

After Optimization

1.6 MB

In fact, the total size of Acmnvie.com main page is 2.0 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. 40% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 48.0 kB

  • Original 57.5 kB
  • After minification 42.7 kB
  • After compression 9.5 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 14.8 kB, which is 26% 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 48.0 kB or 84% of the original size.

Image Optimization

-4%

Potential reduce by 53.6 kB

  • Original 1.5 MB
  • After minification 1.5 MB

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. ACM Nvie images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 246.2 kB

  • Original 336.0 kB
  • After minification 260.4 kB
  • After compression 89.8 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 246.2 kB or 73% of the original size.

CSS Optimization

-81%

Potential reduce by 96.7 kB

  • Original 119.0 kB
  • After minification 113.5 kB
  • After compression 22.4 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. Acmnvie.com needs all CSS files to be minified and compressed as it can save up to 96.7 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (40%)

Requests Now

55

After Optimization

33

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ACM Nvie. 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 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

acmnvie.com accessibility score

100

Accessibility Issues

Best Practices

acmnvie.com best practices score

75

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

High

Page has valid source maps

SEO Factors

acmnvie.com SEO score

98

Search Engine Optimization Advices

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Acmnvie.com 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 Acmnvie.com main page’s claimed encoding is windows-1252. 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 ACM Nvie. 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: