Tools & Wizards About Us
a4servis.ru screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

a4servis.ru

А4 Сервис: ремонт компьютеров, заправка картриджей в Новокузнецке

Page Load Speed

3.8 sec in total

First Response

460 ms

Resources Loaded

2.7 sec

Page Rendered

726 ms

a4servis.ru screenshot

About Website

Click here to check amazing A 4 Servis content. Otherwise, check out these important facts you probably never knew about a4servis.ru

А4 Сервис это: ремонт компьютеров, ноутбуков, принтеров, заправка и ремонт картриджей, полиграфия и оцифровка видео, монтаж сетей и видеонаблюдения, ИТ-аутсорсинг в Новокузнецке.

Visit a4servis.ru

Key Findings

We analyzed A4servis.ru page load time and found that the first response time was 460 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

a4servis.ru performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value3.6 s

87/100

10%

TBT (Total Blocking Time)

Value1,450 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.791

5/100

15%

TTI (Time to Interactive)

Value13.7 s

10/100

10%

Network Requests Diagram

a4servis.ru

460 ms

api.js

49 ms

DGWidgetLoader.js

131 ms

DGWidgetLoader.js

696 ms

icon

41 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 71% of them (47 requests) were addressed to the original A4servis.ru, 11% (7 requests) were made to Widgets.2gis.com and 3% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain A4servis.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 49.3 kB (6%)

Content Size

893.2 kB

After Optimization

843.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of A4servis.ru main page is 893.2 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. 30% of websites need less resources to load. Images take 530.8 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 38.9 kB

  • Original 49.4 kB
  • After minification 41.2 kB
  • After compression 10.5 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. This page needs HTML code to be minified as it can gain 8.1 kB, which is 17% 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 38.9 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 9.0 kB

  • Original 530.8 kB
  • After minification 521.9 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. A 4 Servis images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.1 kB

  • Original 288.6 kB
  • After minification 288.5 kB
  • After compression 287.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 361 B

  • Original 24.4 kB
  • After minification 24.4 kB
  • After compression 24.1 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. A4servis.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (23%)

Requests Now

56

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A 4 Servis. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

a4servis.ru

a4servis.ru

460 ms

api.js

api.js

49 ms

DGWidgetLoader.js

DGWidgetLoader.js

131 ms

DGWidgetLoader.js

DGWidgetLoader.js

696 ms

icon

icon

41 ms

materialize.css

materialize.css

392 ms

style.css

style.css

270 ms

jquery-2.1.1.min.js

jquery-2.1.1.min.js

28 ms

materialize.js

materialize.js

533 ms

init.js

init.js

266 ms

recaptcha__en.js

recaptcha__en.js

29 ms

1-64x64.png

1-64x64.png

215 ms

2-64x64.png

2-64x64.png

261 ms

3-64x64.png

3-64x64.png

348 ms

4-64x64.png

4-64x64.png

350 ms

5-64x64.png

5-64x64.png

348 ms

7-64x64.png

7-64x64.png

390 ms

6-64x64.png

6-64x64.png

469 ms

1.png

1.png

480 ms

2.png

2.png

477 ms

3.png

3.png

480 ms

4.png

4.png

659 ms

5.png

5.png

598 ms

7.png

7.png

619 ms

6.png

6.png

613 ms

back1.jpg

back1.jpg

745 ms

back2.jpg

back2.jpg

764 ms

canon.jpg

canon.jpg

729 ms

epson.jpg

epson.jpg

764 ms

hp.jpg

hp.jpg

765 ms

konica.jpg

konica.jpg

780 ms

kyocera.jpg

kyocera.jpg

931 ms

oki.jpg

oki.jpg

932 ms

ricoh.jpg

ricoh.jpg

932 ms

samsung.jpg

samsung.jpg

932 ms

sharp.jpg

sharp.jpg

931 ms

xerox.jpg

xerox.jpg

933 ms

back3.jpg

back3.jpg

989 ms

back4.jpg

back4.jpg

1141 ms

back5.jpg

back5.jpg

1008 ms

back6.jpg

back6.jpg

1017 ms

back7.jpg

back7.jpg

1014 ms

1.png

1.png

965 ms

2.png

2.png

911 ms

3.png

3.png

928 ms

4.png

4.png

936 ms

back8.jpg

back8.jpg

1024 ms

widget

widget

293 ms

widget

widget

292 ms

Roboto-Regular.woff

Roboto-Regular.woff

746 ms

Roboto-Medium.woff

Roboto-Medium.woff

696 ms

Roboto-Light.woff

Roboto-Light.woff

710 ms

Roboto-Thin.woff

Roboto-Thin.woff

722 ms

Roboto-Bold.woff

Roboto-Bold.woff

734 ms

flUhRq6tzZclQEJ-Vdg-IuiaDsNZ.ttf

flUhRq6tzZclQEJ-Vdg-IuiaDsNZ.ttf

47 ms

watch.js

watch.js

12 ms

analytics.js

analytics.js

36 ms

collect

collect

18 ms

collect

collect

41 ms

js

js

73 ms

ga-audiences

ga-audiences

18 ms

widget

widget

333 ms

widget

widget

680 ms

firmsonmap.css

firmsonmap.css

262 ms

loader.js

loader.js

699 ms

firmsonmap.js

firmsonmap.js

816 ms

Accessibility Review

a4servis.ru accessibility score

86

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

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>).

Best Practices

a4servis.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

High

Missing source maps for large first-party JavaScript

SEO Factors

a4servis.ru SEO score

90

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 A4servis.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 A4servis.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

a4servis.ru

Open Graph description is not detected on the main page of A 4 Servis. 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: