Access challenge-your-limits.herokuapp.com. Puzzle for Software Engineer 1

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value2.9 s

94/100

10%

TBT (Total Blocking Time)

Value1,070 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

challenge-your-limits.herokuapp.com

62 ms

application-755fd94341a497bb69b4e91b50cfb70a938eebf015553522b93db68f9e1e38da.css

23 ms

application-3dcbcc8af60db613101bf82e82842e23c147cab978aec752b6652cff01ba9ac5.js

188 ms

adsbygoogle.js

5 ms

ga.js

52 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 33% of them (4 requests) were addressed to the original Challenge-your-limits.herokuapp.com, 33% (4 requests) were made to Pagead2.googlesyndication.com and 17% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (336 ms) relates to the external source Googleads.g.doubleclick.net.

Content Size

308.9 kB

After Optimization

90.0 kB

In fact, the total size of Challenge-your-limits.herokuapp.com main page is 308.9 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. 35% of websites need less resources to load. Javascripts take 169.9 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 4.3 kB

Original 6.2 kB
After minification 4.3 kB
After compression 1.9 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. This page needs HTML code to be minified as it can gain 1.9 kB, which is 31% 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 4.3 kB or 69% of the original size.

JavaScript Optimization

-62%

Potential reduce by 104.9 kB

Original 169.9 kB
After minification 166.3 kB
After compression 64.9 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 104.9 kB or 62% of the original size.

CSS Optimization

-83%

Potential reduce by 109.7 kB

Original 132.8 kB
After minification 131.8 kB
After compression 23.2 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. Challenge-your-limits.herokuapp.com needs all CSS files to be minified and compressed as it can save up to 109.7 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Challenge Your Limits Herokuapp. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.