Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

avsu.ru

Школьная карта ПЦ Аксиома

Page Load Speed

6.8 sec in total

First Response

800 ms

Resources Loaded

5.7 sec

Page Rendered

297 ms

avsu.ru screenshot

About Website

Click here to check amazing Avsu content for Russia. Otherwise, check out these important facts you probably never knew about avsu.ru

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Visit avsu.ru

Key Findings

We analyzed Avsu.ru page load time and found that the first response time was 800 ms and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

avsu.ru performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value530 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.9 s

35/100

10%

Network Requests Diagram

avsu.ru

800 ms

www.avsu.ru

1101 ms

all.js

151 ms

jquery-1.9.1.min.js

1429 ms

jquery-ui-1.9.2.custom.min.js

1475 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 79% of them (15 requests) were addressed to the original Avsu.ru, 11% (2 requests) were made to Google-analytics.com and 5% (1 request) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Avsu.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 300.8 kB (60%)

Content Size

497.4 kB

After Optimization

196.6 kB

In fact, the total size of Avsu.ru main page is 497.4 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. 15% of websites need less resources to load. Javascripts take 353.6 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 6.5 kB

  • Original 9.8 kB
  • After minification 9.0 kB
  • After compression 3.3 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 6.5 kB or 66% of the original size.

Image Optimization

-17%

Potential reduce by 13.9 kB

  • Original 81.4 kB
  • After minification 67.5 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. Obviously, Avsu needs image optimization as it can save up to 13.9 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 236.4 kB

  • Original 353.6 kB
  • After minification 353.4 kB
  • After compression 117.2 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 236.4 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 44.0 kB

  • Original 52.6 kB
  • After minification 48.5 kB
  • After compression 8.6 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. Avsu.ru needs all CSS files to be minified and compressed as it can save up to 44.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (20%)

Requests Now

15

After Optimization

12

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Avsu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

avsu.ru accessibility score

79

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

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

Names and labels

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.

Impact

Issue

High

Links do not have a discernible name

Best Practices

avsu.ru best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

avsu.ru SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Avsu.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 Avsu.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

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