Tools & Wizards About Us
cvg.ru screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

cvg.ru

Компания CVGAUDIO | Профессиональные системы фонового звука

Page Load Speed

6.8 sec in total

First Response

525 ms

Resources Loaded

6.2 sec

Page Rendered

155 ms

cvg.ru screenshot

About Website

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

Компания CVGAUDIO | Профессиональные системы фонового звука. Продажа и установка оборудования для систем транляции фоновой музыки и речевого оповещения.

Visit cvg.ru

Key Findings

We analyzed Cvg.ru page load time and found that the first response time was 525 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

cvg.ru performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value510 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.022

100/100

15%

TTI (Time to Interactive)

Value9.7 s

29/100

10%

Network Requests Diagram

cvg.ru

525 ms

www.cvg.ru

2625 ms

style.css

339 ms

test.css

483 ms

jquery-1.12.4.min.js

848 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 87% of them (45 requests) were addressed to the original Cvg.ru, 6% (3 requests) were made to Mc.yandex.ru and 2% (1 request) were made to Site.yandex.net. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Cvg.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 222.6 kB (21%)

Content Size

1.1 MB

After Optimization

835.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cvg.ru main page is 1.1 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. 30% of websites need less resources to load. Images take 741.2 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 26.2 kB

  • Original 37.9 kB
  • After minification 35.3 kB
  • After compression 11.7 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 26.2 kB or 69% of the original size.

Image Optimization

-3%

Potential reduce by 24.2 kB

  • Original 741.2 kB
  • After minification 717.0 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. Cvg images are well optimized though.

JavaScript Optimization

-53%

Potential reduce by 103.2 kB

  • Original 194.6 kB
  • After minification 174.7 kB
  • After compression 91.4 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 103.2 kB or 53% of the original size.

CSS Optimization

-82%

Potential reduce by 68.9 kB

  • Original 84.2 kB
  • After minification 72.4 kB
  • After compression 15.3 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. Cvg.ru needs all CSS files to be minified and compressed as it can save up to 68.9 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (24%)

Requests Now

50

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cvg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cvg.ru

cvg.ru

525 ms

www.cvg.ru

www.cvg.ru

2625 ms

style.css

style.css

339 ms

test.css

test.css

483 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

848 ms

thickbox.js

thickbox.js

547 ms

thickbox.css

thickbox.css

534 ms

style_main.css

style_main.css

574 ms

mobilyslider.js

mobilyslider.js

584 ms

scripts.js

scripts.js

629 ms

cardSend.js

cardSend.js

712 ms

jquery.maskedinput.min.js

jquery.maskedinput.min.js

676 ms

fon_vertical2.gif

fon_vertical2.gif

144 ms

fon_h1.gif

fon_h1.gif

149 ms

banner_rebox.jpg

banner_rebox.jpg

259 ms

banner_powerlogic.jpg

banner_powerlogic.jpg

436 ms

banner_120.jpg

banner_120.jpg

452 ms

banner_119.jpg

banner_119.jpg

399 ms

banner_118.jpg

banner_118.jpg

474 ms

banner_117.jpg

banner_117.jpg

632 ms

banner_111.jpg

banner_111.jpg

414 ms

banner_113.jpg

banner_113.jpg

665 ms

banner_115.jpg

banner_115.jpg

569 ms

banner_106.jpg

banner_106.jpg

582 ms

radius_l_b_grey.jpg

radius_l_b_grey.jpg

580 ms

2024_06_14_ico.jpg

2024_06_14_ico.jpg

618 ms

2024_03_21_ico.jpg

2024_03_21_ico.jpg

700 ms

2024_02_13_ico.jpg

2024_02_13_ico.jpg

710 ms

2024_02_03_ico.jpg

2024_02_03_ico.jpg

727 ms

2024_01_20_ico.jpg

2024_01_20_ico.jpg

760 ms

radius_l_b_sergol.jpg

radius_l_b_sergol.jpg

775 ms

you_tube.png

you_tube.png

798 ms

vk.png

vk.png

828 ms

procast.png

procast.png

839 ms

fon_vertical1.gif

fon_vertical1.gif

871 ms

map_home_m.gif

map_home_m.gif

900 ms

px.gif

px.gif

917 ms

bag_top_main.gif

bag_top_main.gif

930 ms

logo2_main.gif

logo2_main.gif

958 ms

search.png

search.png

970 ms

all.js

all.js

649 ms

tag.js

tag.js

41 ms

backs.svg

backs.svg

998 ms

loadingAnimation.gif

loadingAnimation.gif

1010 ms

bullets.png

bullets.png

1026 ms

prev_next.png

prev_next.png

1029 ms

advert.gif

advert.gif

681 ms

jquery.min.js

jquery.min.js

624 ms

1

1

406 ms

1

1

274 ms

print.css

print.css

152 ms

sync_cookie_image_decide

sync_cookie_image_decide

153 ms

Accessibility Review

cvg.ru accessibility score

76

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

Best Practices

cvg.ru best practices score

75

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

SEO Factors

cvg.ru SEO score

77

Search Engine Optimization Advices

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 Cvg.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 Cvg.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

cvg.ru

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