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name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

18/100

25%

SI (Speed Index)

Value8.4 s

19/100

10%

TBT (Total Blocking Time)

Value3,640 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.075

95/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

testpro.io

61 ms

testpro.io

117 ms

style.min.css

34 ms

styles.css

55 ms

toggle-switch.css

87 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 69% of them (59 requests) were addressed to the original Testpro.io, 2% (2 requests) were made to Bat.bing.com and 2% (2 requests) were made to Css.zohocdn.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Mc.yandex.ru.

Content Size

1.3 MB

After Optimization

846.0 kB

In fact, the total size of Testpro.io main page is 1.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 715.1 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 125.7 kB

Original 151.7 kB
After minification 124.5 kB
After compression 26.0 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 27.2 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 125.7 kB or 83% of the original size.

Image Optimization

-80%

Potential reduce by 345.8 kB

Original 434.4 kB
After minification 88.6 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, Test Pro needs image optimization as it can save up to 345.8 kB or 80% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 19.6 kB

Original 715.1 kB
After minification 715.1 kB
After compression 695.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-13%

Potential reduce by 5.4 kB

Original 41.3 kB
After minification 41.3 kB
After compression 35.9 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. Testpro.io needs all CSS files to be minified and compressed as it can save up to 5.4 kB or 13% of the original size.

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After Optimization

The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Test Pro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.