Access contax.io.

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value1,360 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

contax.io

348 ms

reset.css

143 ms

jquery-ui.css

7 ms

screenNew.css

224 ms

fancybox.css

165 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 81% of them (46 requests) were addressed to the original Contax.io, 5% (3 requests) were made to Ajax.googleapis.com and 5% (3 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (700 ms) belongs to the original domain Contax.io.

Content Size

1.6 MB

After Optimization

989.7 kB

In fact, the total size of Contax.io main page is 1.6 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. 60% of websites need less resources to load. Images take 918.9 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 29.1 kB

Original 37.1 kB
After minification 30.4 kB
After compression 8.0 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. This page needs HTML code to be minified as it can gain 6.7 kB, which is 18% 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 29.1 kB or 79% of the original size.

Image Optimization

-11%

Potential reduce by 100.0 kB

Original 918.9 kB
After minification 818.9 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, Contax needs image optimization as it can save up to 100.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 366.1 kB

Original 515.3 kB
After minification 389.8 kB
After compression 149.2 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 366.1 kB or 71% of the original size.

CSS Optimization

-83%

Potential reduce by 66.8 kB

Original 80.4 kB
After minification 64.7 kB
After compression 13.6 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. Contax.io needs all CSS files to be minified and compressed as it can save up to 66.8 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Contax. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.