Access chesspro.ru. ChessPro. Шахматы

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value11.2 s

0/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value690 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0.046

99/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

chesspro.ru

533 ms

chesspro.ru

1087 ms

jquery.min.js

21 ms

jquery-ui-1.8.6.custom.css

788 ms

main.css

657 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 89% of them (104 requests) were addressed to the original Chesspro.ru, 3% (4 requests) were made to Site.yandex.net and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Chesspro.ru.

Content Size

5.2 MB

After Optimization

4.8 MB

In fact, the total size of Chesspro.ru main page is 5.2 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. 70% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 89.3 kB

Original 112.6 kB
After minification 103.2 kB
After compression 23.3 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 89.3 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 118.5 kB

Original 4.7 MB
After minification 4.6 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. Chess Pro images are well optimized though.

JavaScript Optimization

-50%

Potential reduce by 142.1 kB

Original 285.6 kB
After minification 282.9 kB
After compression 143.6 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 142.1 kB or 50% of the original size.

CSS Optimization

-81%

Potential reduce by 42.9 kB

Original 52.9 kB
After minification 39.4 kB
After compression 10.0 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. Chesspro.ru needs all CSS files to be minified and compressed as it can save up to 42.9 kB or 81% of the original size.

Requests Now

115

After Optimization

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chess 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 15 to 1 for JavaScripts 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

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

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

RU
Language Claimed

N/A
Encoding

WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chesspro.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 Chesspro.ru main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

chesspro.ru

Open Graph description is not detected on the main page of Chess Pro. 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

ChessPro. Шахматы

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

chesspro.ru

chesspro.ru

jquery.min.js

jquery-ui-1.8.6.custom.css

main.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

chesspro.ru

chesspro.ru

jquery.min.js

jquery-ui-1.8.6.custom.css

main.css

jflow.style.css

context.js

swfobject.js

jquery-ui-1.10.4.custom.min.js

main.js

jquery.jcarousel.min3.js

jflow.plus.js

main-page.js

top_back.gif

flag_rus.gif

flag_eng.gif

titul12.gif

104.png

213.png

ourbannernew2.gif

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4105_150x150.jpg

268.png

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