Tools & Wizards About Us

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

cessi.com

Ergonomic Chairs, Desks & Consulting | CESSI Ergonomics

Page Load Speed

3.9 sec in total

First Response

1000 ms

Resources Loaded

2.7 sec

Page Rendered

185 ms

About Website

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

CESSI specializes in ergonomic consulting and training for commercial and industrial applications as well as remote and work from home offices.

Visit cessi.com

Key Findings

We analyzed Cessi.com page load time and found that the first response time was 1000 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

cessi.com performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value14.9 s

0/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value690 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value16.8 s

5/100

10%

Network Requests Diagram

cessi.com

1000 ms

styles.css

180 ms

widgets.css

186 ms

searchautocomplete.css

185 ms

easytabs.css

186 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 83% of them (62 requests) were addressed to the original Cessi.com, 4% (3 requests) were made to Google-analytics.com and 3% (2 requests) were made to Verify.authorize.net. The less responsive or slowest element that took the longest time to load (1000 ms) belongs to the original domain Cessi.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (61%)

Content Size

1.9 MB

After Optimization

731.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cessi.com main page is 1.9 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. 45% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 25.0 kB

  • Original 34.0 kB
  • After minification 32.5 kB
  • After compression 9.0 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 25.0 kB or 74% of the original size.

Image Optimization

-33%

Potential reduce by 183.8 kB

  • Original 560.1 kB
  • After minification 376.2 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. Obviously, CESSI needs image optimization as it can save up to 183.8 kB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-72%

Potential reduce by 815.4 kB

  • Original 1.1 MB
  • After minification 848.4 kB
  • After compression 321.9 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 815.4 kB or 72% of the original size.

CSS Optimization

-85%

Potential reduce by 138.5 kB

  • Original 162.9 kB
  • After minification 121.1 kB
  • After compression 24.4 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. Cessi.com needs all CSS files to be minified and compressed as it can save up to 138.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (51%)

Requests Now

73

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CESSI. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

cessi.com accessibility score

91

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

cessi.com best practices score

58

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cessi.com SEO score

69

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cessi.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Cessi.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

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