Report Summary

  • 23

    Performance

    Renders faster than
    43% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 88

    SEO

    Google-friendlier than
    66% of websites

avsim.su

[06.08.2022] 09-12UTC Практический экзамен на позиции Хабаровск подход.. - Avsim.su

Page Load Speed

3.5 sec in total

First Response

312 ms

Resources Loaded

2.7 sec

Page Rendered

436 ms

avsim.su screenshot

About Website

Visit avsim.su now to see the best up-to-date Avsim content for Russia and also check out these interesting facts you probably never knew about avsim.su

Visit avsim.su

Key Findings

We analyzed Avsim.su page load time and found that the first response time was 312 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

avsim.su performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value21,430 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.091

92/100

15%

TTI (Time to Interactive)

Value32.9 s

0/100

10%

Network Requests Diagram

avsim.su

312 ms

www.avsim.su

475 ms

bootstrap.min.css

15 ms

bootstrap-theme.min.css

25 ms

jquery.fancybox.css

26 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 27% of them (18 requests) were addressed to the original Avsim.su, 10% (7 requests) were made to Yandex.st and 9% (6 requests) were made to Directadvert.ru. The less responsive or slowest element that took the longest time to load (645 ms) relates to the external source W.uptolike.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 490.2 kB (33%)

Content Size

1.5 MB

After Optimization

995.2 kB

In fact, the total size of Avsim.su main page is 1.5 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. 55% of websites need less resources to load. Images take 794.5 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 110.2 kB

  • Original 149.7 kB
  • After minification 145.9 kB
  • After compression 39.5 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 110.2 kB or 74% of the original size.

Image Optimization

-5%

Potential reduce by 36.1 kB

  • Original 794.5 kB
  • After minification 758.5 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. Avsim images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 239.2 kB

  • Original 414.9 kB
  • After minification 414.7 kB
  • After compression 175.7 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 239.2 kB or 58% of the original size.

CSS Optimization

-83%

Potential reduce by 104.7 kB

  • Original 126.3 kB
  • After minification 126.2 kB
  • After compression 21.6 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. Avsim.su needs all CSS files to be minified and compressed as it can save up to 104.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (47%)

Requests Now

59

After Optimization

31

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Avsim. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

avsim.su accessibility score

90

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

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

Best Practices

avsim.su best practices score

67

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

avsim.su SEO score

88

Search Engine Optimization Advices

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Avsim.su 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 Avsim.su 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 Avsim. 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: