Access sviyash.ru. Центр позитивной психологии А.Свияша

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value20.2 s

0/100

25%

SI (Speed Index)

Value16.5 s

0/100

10%

TBT (Total Blocking Time)

Value23,510 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value42.9 s

0/100

10%

sviyash.ru

937 ms

sviyash.ru

749 ms

core.css

134 ms

style.css

266 ms

style.css

395 ms

Our browser made a total of 125 requests to load all elements on the main page. We found that 59% of them (74 requests) were addressed to the original Sviyash.ru, 19% (24 requests) were made to Youtube.com and 11% (14 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Mc.yandex.ru.

Content Size

1.9 MB

After Optimization

1.7 MB

In fact, the total size of Sviyash.ru main page is 1.9 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. Only a small number of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 56.8 kB

Original 77.5 kB
After minification 71.5 kB
After compression 20.6 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. 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 56.8 kB or 73% of the original size.

Image Optimization

-0%

Potential reduce by 338 B

Original 531.6 kB
After minification 531.2 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. Sviyash images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 114.6 kB

Original 1.0 MB
After minification 1.0 MB
After compression 914.7 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 114.6 kB or 11% of the original size.

CSS Optimization

-10%

Potential reduce by 24.2 kB

Original 254.1 kB
After minification 254.1 kB
After compression 229.9 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. Sviyash.ru has all CSS files already compressed.

Requests Now

102

After Optimization

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sviyash. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

Missing source maps for large first-party JavaScript

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

N/A
Language Claimed

RU
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sviyash.ru can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Russian. Our system also found out that Sviyash.ru 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

sviyash.ru

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

Центр позитивной психологии А.Свияша

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

sviyash.ru

sviyash.ru

core.css

style.css

style.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

sviyash.ru

sviyash.ru

core.css

style.css

style.css

style.css

style.css

style.css

bootstrap.css

bootstrap-ext.css

owl.carousel.css

owl.theme.default.css

jquery.mmenu.css

jquery.mmenu.positioning.css

style.css

style.css

style.css

style.css

style.css

style.css

style.css

bootstrap-datetimepicker.css

style.css

style.css

styles.css

template_styles.css

core.js

jquery-3.3.1.js

bootstrap.bundle.js

owl.carousel.js

jquery.mmenu.js

script.js

script.js

script.js

script.js

script.js

jquery.maskedinput.min.js

moment-with-locales.js

bootstrap-datetimepicker.min.js

script.js

script.js

script.js

script.js