Tools & Wizards About Us
avc.ru screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

avc.ru

АВ-центр – аудио видеооборудование для AV-индустрии

Page Load Speed

3.5 sec in total

First Response

504 ms

Resources Loaded

2.9 sec

Page Rendered

116 ms

avc.ru screenshot

About Website

Visit avc.ru now to see the best up-to-date AV C content for Russia and also check out these interesting facts you probably never knew about avc.ru

«АВ-Центр» - дистрибьютор профессионального звукового оборудования для систем фоновой музыкальной трансляции и речевого оповещения, кабельной и коммутационной продукции для аудио-видео индустрии.

Visit avc.ru

Key Findings

We analyzed Avc.ru page load time and found that the first response time was 504 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

avc.ru performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

81/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

24/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0.202

61/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

avc.ru

504 ms

avc.ru

859 ms

template_abed876b41ed771903523aceb7b7be31_v1.css

245 ms

core.min.js

479 ms

kernel_main_v1.js

581 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 97% of them (28 requests) were addressed to the original Avc.ru, 3% (1 request) were made to Bitrix.info. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Avc.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 112.1 kB (16%)

Content Size

714.2 kB

After Optimization

602.1 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Avc.ru main page is 714.2 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. 50% of websites need less resources to load. Javascripts take 557.9 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 99.6 kB

  • Original 113.0 kB
  • After minification 74.8 kB
  • After compression 13.4 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 38.2 kB, which is 34% 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 99.6 kB or 88% of the original size.

JavaScript Optimization

-2%

Potential reduce by 9.8 kB

  • Original 557.9 kB
  • After minification 557.9 kB
  • After compression 548.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-6%

Potential reduce by 2.6 kB

  • Original 43.3 kB
  • After minification 43.3 kB
  • After compression 40.6 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. Avc.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 9 (41%)

Requests Now

22

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of AV C. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

avc.ru

avc.ru

504 ms

avc.ru

avc.ru

859 ms

template_abed876b41ed771903523aceb7b7be31_v1.css

template_abed876b41ed771903523aceb7b7be31_v1.css

245 ms

core.min.js

core.min.js

479 ms

kernel_main_v1.js

kernel_main_v1.js

581 ms

core_ls.min.js

core_ls.min.js

456 ms

protobuf.min.js

protobuf.min.js

580 ms

model.min.js

model.min.js

461 ms

rest.client.min.js

rest.client.min.js

459 ms

pull.client.min.js

pull.client.min.js

577 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

706 ms

template_9c53c3cc4b3da051d36f5fe0258f8809_v1.js

template_9c53c3cc4b3da051d36f5fe0258f8809_v1.js

1218 ms

Logotype_main_big.svg

Logotype_main_big.svg

598 ms

Logotype_main_big_black.svg

Logotype_main_big_black.svg

698 ms

telegram.svg

telegram.svg

701 ms

youtube.svg

youtube.svg

700 ms

search.svg

search.svg

719 ms

BANNER%201.webp

BANNER%201.webp

1070 ms

Atellio%20banner%202.webp

Atellio%20banner%202.webp

832 ms

BANNER%203.webp

BANNER%203.webp

947 ms

PREVIEW.webp

PREVIEW.webp

832 ms

preview.webp

preview.webp

967 ms

preloader.gif

preloader.gif

670 ms

TT-Firs-Neue-Regular.woff

TT-Firs-Neue-Regular.woff

747 ms

TT-Firs-Neue-Medium.woff

TT-Firs-Neue-Medium.woff

743 ms

TT-Firs-Neue-DemiBold.woff

TT-Firs-Neue-DemiBold.woff

865 ms

TT-Firs-Neue-Bold.woff

TT-Firs-Neue-Bold.woff

773 ms

TT-Bluescreens-Medium.woff

TT-Bluescreens-Medium.woff

859 ms

ba.js

ba.js

282 ms

Accessibility Review

avc.ru accessibility score

72

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

Links do not have a discernible name

High

<object> elements do not have alternate text

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

avc.ru best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

avc.ru SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Avc.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Avc.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

avc.ru

Open Graph data is detected on the main page of AV C. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: