Tools & Wizards About Us
dv-comp.ru screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

dv-comp.ru

ДВ компьютерс - компьютеры, принтеры, сетевое оборудование оптом и в розницу в Комсомольске-на-Амуре.

Page Load Speed

4 sec in total

First Response

155 ms

Resources Loaded

3.8 sec

Page Rendered

139 ms

dv-comp.ru screenshot

About Website

Welcome to dv-comp.ru homepage info - get ready to check Dv Comp best content for Russia right away, or after learning these important things about dv-comp.ru

Компьютеры, ноутбуки, мониторы, переферия для ПК по привлекательным ценам в Комсомольске-на-Амуре. Купить компьютерную мышь, клавиатуру, материнскую плату, видеокарту недорого в Комсомольске-на-Амуре.

Visit dv-comp.ru

Key Findings

We analyzed Dv-comp.ru page load time and found that the first response time was 155 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

dv-comp.ru performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value8.4 s

18/100

10%

TBT (Total Blocking Time)

Value2,200 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

dv-comp.ru

155 ms

dvcomp.ru

1122 ms

bootstrap.min.css

635 ms

stylesheet_min-41.css

768 ms

opencart_pro.css

642 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Dv-comp.ru, 68% (30 requests) were made to User43214.clients-cdnnow.ru and 11% (5 requests) were made to Dvcomp.ru. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Yastatic.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 362.0 kB (44%)

Content Size

826.1 kB

After Optimization

464.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dv-comp.ru main page is 826.1 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. 25% of websites need less resources to load. Images take 355.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 151.0 kB

  • Original 175.1 kB
  • After minification 148.2 kB
  • After compression 24.2 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 26.9 kB, which is 15% 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 151.0 kB or 86% of the original size.

Image Optimization

-48%

Potential reduce by 172.2 kB

  • Original 355.1 kB
  • After minification 182.9 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, Dv Comp needs image optimization as it can save up to 172.2 kB or 48% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-7%

Potential reduce by 12.4 kB

  • Original 190.1 kB
  • After minification 190.1 kB
  • After compression 177.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-25%

Potential reduce by 26.4 kB

  • Original 105.8 kB
  • After minification 105.8 kB
  • After compression 79.3 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. Dv-comp.ru needs all CSS files to be minified and compressed as it can save up to 26.4 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (54%)

Requests Now

39

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dv Comp. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dv-comp.ru

dv-comp.ru

155 ms

dvcomp.ru

dvcomp.ru

1122 ms

bootstrap.min.css

bootstrap.min.css

635 ms

stylesheet_min-41.css

stylesheet_min-41.css

768 ms

opencart_pro.css

opencart_pro.css

642 ms

jquery-2.1.1.min.js

jquery-2.1.1.min.js

668 ms

owl.carousel.min.js

owl.carousel.min.js

654 ms

ajax_search_sphinx.js

ajax_search_sphinx.js

664 ms

aim.js

aim.js

754 ms

amazoncategory.js

amazoncategory.js

762 ms

js

js

83 ms

stylesheet_gotti_dv.css

stylesheet_gotti_dv.css

808 ms

810 ms

email-decode.min.js

email-decode.min.js

22 ms

font-awesome.min.css

font-awesome.min.css

475 ms

bootstrap.min.js

bootstrap.min.js

272 ms

common.js

common.js

501 ms

663 ms

dv_logo-240x90.972117558402.png

dv_logo-240x90.972117558402.png

133 ms

1unnamed-21x21.jpg

1unnamed-21x21.jpg

123 ms

no_image-21x21.png

no_image-21x21.png

122 ms

158298_a3e2d-228x228.jpg

158298_a3e2d-228x228.jpg

127 ms

b7450-_prod_img_0-228x228.jpg

b7450-_prod_img_0-228x228.jpg

132 ms

no431_3-228x228.jpg

no431_3-228x228.jpg

130 ms

8659543_f818ed349af248289af07eae60c69ebc_0-228x228.jpg

8659543_f818ed349af248289af07eae60c69ebc_0-228x228.jpg

253 ms

Softwares-228x228.jpg

Softwares-228x228.jpg

254 ms

comp-228x228.jpg

comp-228x228.jpg

258 ms

page16_usb-1140x380-228x228.jpg

page16_usb-1140x380-228x228.jpg

257 ms

c8c3b9dd8a942bbb7604cfeda59beeca-228x228.jpeg

c8c3b9dd8a942bbb7604cfeda59beeca-228x228.jpeg

269 ms

8642443_49-228x228.jpg

8642443_49-228x228.jpg

263 ms

14251_4df12-228x228.jpg

14251_4df12-228x228.jpg

367 ms

aydio-228x228.png

aydio-228x228.png

657 ms

8657345_d88f8f8ee74d7502744fc5d6cb092540_0-228x228.jpg

8657345_d88f8f8ee74d7502744fc5d6cb092540_0-228x228.jpg

379 ms

termouzel-hp-lj-m401-m425-orig-v-sbore-228x228.jpg

termouzel-hp-lj-m401-m425-orig-v-sbore-228x228.jpg

385 ms

5c7b8c010bc52f82c81e0a2617343dfe-228x228.jpg

5c7b8c010bc52f82c81e0a2617343dfe-228x228.jpg

395 ms

logo_it.png

logo_it.png

252 ms

Roboto-Regular.ttf

Roboto-Regular.ttf

563 ms

Roboto-Bold.ttf

Roboto-Bold.ttf

615 ms

hit;gotti

hit;gotti

532 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

554 ms

full-e375679eab0e00a5e81ddbb027f673d8841bde2c.js

full-e375679eab0e00a5e81ddbb027f673d8841bde2c.js

1844 ms

tag.js

tag.js

910 ms

advert.gif

advert.gif

669 ms

sync_cookie_image_decide

sync_cookie_image_decide

137 ms

Accessibility Review

dv-comp.ru accessibility score

85

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Best Practices

dv-comp.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

dv-comp.ru SEO score

91

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 uses 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 Dv-comp.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 Dv-comp.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

dv-comp.ru

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