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name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value5.2 s

59/100

10%

TBT (Total Blocking Time)

Value1,610 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

nissa-centre.ru

506 ms

nissa-centre.ru

529 ms

tag.js

930 ms

css

37 ms

bootstrap.min.css

130 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 57% of them (37 requests) were addressed to the original Nissa-centre.ru, 14% (9 requests) were made to Fonts.gstatic.com and 9% (6 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Yastatic.net.

Content Size

2.9 MB

After Optimization

2.3 MB

In fact, the total size of Nissa-centre.ru main page is 2.9 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. 65% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 31.3 kB

Original 40.9 kB
After minification 35.5 kB
After compression 9.6 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 5.4 kB, which is 13% 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 31.3 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 20.8 kB

Original 1.7 MB
After minification 1.7 MB

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. Nissa Centre images are well optimized though.

JavaScript Optimization

-50%

Potential reduce by 541.6 kB

Original 1.1 MB
After minification 1.1 MB
After compression 545.4 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 541.6 kB or 50% of the original size.

CSS Optimization

-13%

Potential reduce by 5.8 kB

Original 45.8 kB
After minification 45.8 kB
After compression 40.0 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. Nissa-centre.ru needs all CSS files to be minified and compressed as it can save up to 5.8 kB or 13% of the original size.

Requests Now

After Optimization

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nissa Centre. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.