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Report Summary

About Website

Click here to check amazing Centralevisa content. Otherwise, check out these important facts you probably never knew about centralevisa.com

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

32/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value600 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value0.245

51/100

15%

TTI (Time to Interactive)

Value4.5 s

83/100

10%

centralevisa.com

231 ms

www.centralevisa.com

313 ms

index.cfm

210 ms

gabarit23.css

105 ms

liste_rayons23.css

194 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 68% of them (23 requests) were addressed to the original Centralevisa.com, 9% (3 requests) were made to Google-analytics.com and 9% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (474 ms) belongs to the original domain Centralevisa.com.

Content Size

828.2 kB

After Optimization

407.5 kB

In fact, the total size of Centralevisa.com main page is 828.2 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. 60% of websites need less resources to load. CSS take 286.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 15.8 kB

Original 20.6 kB
After minification 20.6 kB
After compression 4.8 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 15.8 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 968 B

Original 269.6 kB
After minification 268.7 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. Centralevisa images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 163.8 kB

Original 251.9 kB
After minification 248.7 kB
After compression 88.1 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 163.8 kB or 65% of the original size.

CSS Optimization

-84%

Potential reduce by 240.2 kB

Original 286.1 kB
After minification 280.3 kB
After compression 45.9 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. Centralevisa.com needs all CSS files to be minified and compressed as it can save up to 240.2 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centralevisa. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

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

Search Engine Optimization Advices

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

High

Links are not crawlable

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

Language and Encoding

Language Detected

EN
Language Claimed

FR
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centralevisa.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed French language. Our system also found out that Centralevisa.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

centralevisa.com

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

centralevisa.com

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)