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Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

jerc-tbm.com

Sans titre

Page Load Speed

2.9 sec in total

First Response

1.1 sec

Resources Loaded

1.6 sec

Page Rendered

107 ms

jerc-tbm.com screenshot

About Website

Visit jerc-tbm.com now to see the best up-to-date Jerc Tbm content and also check out these interesting facts you probably never knew about jerc-tbm.com

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Key Findings

We analyzed Jerc-tbm.com page load time and found that the first response time was 1.1 sec and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

jerc-tbm.com performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value12.8 s

0/100

25%

SI (Speed Index)

Value19.3 s

0/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value1.83

0/100

15%

TTI (Time to Interactive)

Value43.0 s

0/100

10%

Network Requests Diagram

jerc-tbm.com

1122 ms

wa_global_style.css

110 ms

jquery.js

347 ms

webacappella_core.js

345 ms

wa_swfobject.js

178 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that all of those requests were addressed to Jerc-tbm.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Jerc-tbm.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 152.1 kB (70%)

Content Size

216.6 kB

After Optimization

64.6 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Jerc-tbm.com main page is 216.6 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. Only 10% of websites need less resources to load. Javascripts take 204.7 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 6.4 kB

  • Original 9.3 kB
  • After minification 9.2 kB
  • After compression 2.9 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 6.4 kB or 68% of the original size.

JavaScript Optimization

-70%

Potential reduce by 143.8 kB

  • Original 204.7 kB
  • After minification 178.8 kB
  • After compression 60.8 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 143.8 kB or 70% of the original size.

CSS Optimization

-71%

Potential reduce by 1.9 kB

  • Original 2.7 kB
  • After minification 2.2 kB
  • After compression 777 B

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. Jerc-tbm.com needs all CSS files to be minified and compressed as it can save up to 1.9 kB or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (67%)

Requests Now

9

After Optimization

3

  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jerc Tbm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

jerc-tbm.com

jerc-tbm.com

1122 ms

wa_global_style.css

wa_global_style.css

110 ms

jquery.js

jquery.js

347 ms

webacappella_core.js

webacappella_core.js

345 ms

wa_swfobject.js

wa_swfobject.js

178 ms

jquery.mousewheel.js

jquery.mousewheel.js

182 ms

webacappella.css

webacappella.css

199 ms

webacappella_tools.js

webacappella_tools.js

227 ms

wa_common_messages_fr.js

wa_common_messages_fr.js

371 ms

wa_site_global_settings.js

wa_site_global_settings.js

113 ms

Accessibility Review

jerc-tbm.com accessibility score

86

Accessibility Issues

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

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Best Practices

jerc-tbm.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

jerc-tbm.com SEO score

82

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jerc-tbm.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 Jerc-tbm.com 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.

Social Sharing Optimization

jerc-tbm.com

Open Graph description is not detected on the main page of Jerc Tbm. 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: