Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

ar-conf.ru

Default Web Site Page

Page Load Speed

25 sec in total

First Response

617 ms

Resources Loaded

21.3 sec

Page Rendered

3 sec

ar-conf.ru screenshot

About Website

Visit ar-conf.ru now to see the best up-to-date Ar Conf content for Russia and also check out these interesting facts you probably never knew about ar-conf.ru

Посетите международную инновационную конференцию по Дополненной Реальности(Augmented Reality). AR Conference познакомит Вас с ключевыми аспектами применения AR-технологий в сферах бизнеса и науки

Visit ar-conf.ru

Key Findings

We analyzed Ar-conf.ru page load time and found that the first response time was 617 ms and then it took 24.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

ar-conf.ru performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value6.0 s

46/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.545

13/100

15%

TTI (Time to Interactive)

Value10.7 s

22/100

10%

Network Requests Diagram

ru

617 ms

d21e44e4856b2e8f1fd9f917da68f549

196 ms

main.css

165 ms

extended.css

251 ms

css

286 ms

Our browser made a total of 232 requests to load all elements on the main page. We found that 15% of them (35 requests) were addressed to the original Ar-conf.ru, 60% (140 requests) were made to Smileexpo.ru and 5% (11 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (13 sec) relates to the external source Smileexpo.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.0 MB (9%)

Content Size

21.8 MB

After Optimization

19.8 MB

In fact, the total size of Ar-conf.ru main page is 21.8 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 21.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 114.4 kB

  • Original 135.2 kB
  • After minification 108.4 kB
  • After compression 20.9 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. This page needs HTML code to be minified as it can gain 26.8 kB, which is 20% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 114.4 kB or 85% of the original size.

Image Optimization

-8%

Potential reduce by 1.8 MB

  • Original 21.5 MB
  • After minification 19.8 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. Ar Conf images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 52.7 kB

  • Original 83.4 kB
  • After minification 83.4 kB
  • After compression 30.7 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 52.7 kB or 63% of the original size.

CSS Optimization

-82%

Potential reduce by 95.4 kB

  • Original 116.1 kB
  • After minification 96.2 kB
  • After compression 20.7 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. Ar-conf.ru needs all CSS files to be minified and compressed as it can save up to 95.4 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (20%)

Requests Now

218

After Optimization

174

The browser has sent 218 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ar Conf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ar-conf.ru accessibility score

77

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

ARIA IDs are not unique

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

Tables and lists

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

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

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

Best Practices

ar-conf.ru best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Requests the notification permission on page load

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

High

Page has valid source maps

SEO Factors

ar-conf.ru SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ar-conf.ru can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Russian language. Our system also found out that Ar-conf.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 Ar Conf. 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: