Access s4u.com.ua. Купить Сервер Киев: Украина - Продажа Сервера БУ Dell HP, Цена, Конфигуратор

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.4 s

60/100

10%

s4u.com.ua

437 ms

s4u.com.ua

553 ms

styles.min.css

239 ms

my.css

355 ms

noty.css

356 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 72% of them (49 requests) were addressed to the original S4u.com.ua, 12% (8 requests) were made to Fonts.gstatic.com and 7% (5 requests) were made to Gravatar.com. The less responsive or slowest element that took the longest time to load (945 ms) belongs to the original domain S4u.com.ua.

Content Size

1.1 MB

After Optimization

967.9 kB

In fact, the total size of S4u.com.ua main page is 1.1 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. 50% of websites need less resources to load. Images take 809.4 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 49.1 kB

Original 61.8 kB
After minification 55.4 kB
After compression 12.7 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 49.1 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 32.9 kB

Original 809.4 kB
After minification 776.5 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. S 4 U images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 78.5 kB

Original 226.5 kB
After minification 224.5 kB
After compression 148.0 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 78.5 kB or 35% of the original size.

CSS Optimization

-8%

Potential reduce by 2.6 kB

Original 33.4 kB
After minification 33.2 kB
After compression 30.8 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. S4u.com.ua has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of S 4 U. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 5 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 interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

High

robots.txt is not valid

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

UK
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise S4u.com.ua can be misinterpreted by Google and other search engines. Our service has detected that Ukrainian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that S4u.com.ua 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

s4u.com.ua

Open Graph description is not detected on the main page of S 4 U. 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

Купить Сервер Киев: Украина - Продажа Сервера БУ Dell HP, Цена, Конфигуратор

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)

Network Requests Diagram

s4u.com.ua

s4u.com.ua

styles.min.css

my.css

noty.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

s4u.com.ua

s4u.com.ua

styles.min.css

my.css

noty.css

js

jot.css

css

edge.6.0.0.min.js

scripts.js

jquery-ui.min.js

jquery.fancybox.min.js

tree.js

ajax.js

owl.carousel.min.js

jquery.bxslider.min.js

jquery.tooltipster.min.js

jquery.countdown.min.js

jquery.magnific-popup.min.js

custom.js

configurator.js

custom_2.js

noty.min.js

shop.js

commerce.js

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logo.svg

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