Tools & Wizards About Us
zebra-center.ru screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

zebra-center.ru

Реабилитационный центр для наркоманов, алкоголиков и их семей - РЦ «Зебра и К»

Page Load Speed

5.3 sec in total

First Response

526 ms

Resources Loaded

4.3 sec

Page Rendered

389 ms

zebra-center.ru screenshot

About Website

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

Реабилитационный центр «Зебра и К» помогает выздоравливать людям с алкогольной или наркозависимостью, а также членам их семей. Самостоятельно бросить пить или употреблять наркотики нереально.

Visit zebra-center.ru

Key Findings

We analyzed Zebra-center.ru page load time and found that the first response time was 526 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

zebra-center.ru performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value12.5 s

0/100

25%

SI (Speed Index)

Value15.0 s

1/100

10%

TBT (Total Blocking Time)

Value2,230 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value17.5 s

4/100

10%

Network Requests Diagram

zebra-center.ru

526 ms

zebra-center.ru

704 ms

Maket38.css

135 ms

accordion.css

269 ms

responsive-menu.css

401 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 60% of them (31 requests) were addressed to the original Zebra-center.ru, 10% (5 requests) were made to Youtube.com and 6% (3 requests) were made to Mc.yandex.com. The less responsive or slowest element that took the longest time to load (988 ms) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 65.8 kB (10%)

Content Size

651.4 kB

After Optimization

585.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zebra-center.ru main page is 651.4 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. 35% of websites need less resources to load. Javascripts take 309.8 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 39.8 kB

  • Original 55.4 kB
  • After minification 52.4 kB
  • After compression 15.6 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 39.8 kB or 72% of the original size.

Image Optimization

-4%

Potential reduce by 9.4 kB

  • Original 211.6 kB
  • After minification 202.2 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. Zebra Center images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 10.0 kB

  • Original 309.8 kB
  • After minification 309.8 kB
  • After compression 299.8 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

-9%

Potential reduce by 6.6 kB

  • Original 74.6 kB
  • After minification 74.6 kB
  • After compression 68.0 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. Zebra-center.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (46%)

Requests Now

48

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zebra Center. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zebra-center.ru

zebra-center.ru

526 ms

zebra-center.ru

zebra-center.ru

704 ms

Maket38.css

Maket38.css

135 ms

accordion.css

accordion.css

269 ms

responsive-menu.css

responsive-menu.css

401 ms

style2.css

style2.css

402 ms

menu.css

menu.css

403 ms

lifted.css

lifted.css

404 ms

jquery-1.10.1.min.js

jquery-1.10.1.min.js

541 ms

jquery.mousewheel-3.0.6.pack.js

jquery.mousewheel-3.0.6.pack.js

402 ms

jquery.fancybox.css

jquery.fancybox.css

534 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

535 ms

jquery.fancybox-buttons.css

jquery.fancybox-buttons.css

536 ms

jquery.fancybox-buttons.js

jquery.fancybox-buttons.js

537 ms

jquery.fancybox-media.js

jquery.fancybox-media.js

537 ms

jquery.fancybox-thumbs.css

jquery.fancybox-thumbs.css

667 ms

jquery.fancybox-thumbs.js

jquery.fancybox-thumbs.js

668 ms

3_1_6ACA5CFF_4AAA3CFF_1_pageviews

3_1_6ACA5CFF_4AAA3CFF_1_pageviews

637 ms

cycounter

cycounter

793 ms

LA8des_top-1300.jpg

LA8des_top-1300.jpg

140 ms

LA8des_bot-1300.jpg

LA8des_bot-1300.jpg

137 ms

logo08v02-full.png

logo08v02-full.png

142 ms

search.png

search.png

138 ms

map.jpg

map.jpg

492 ms

Zebra-banner32.jpg

Zebra-banner32.jpg

140 ms

fpg_logo.jpg

fpg_logo.jpg

461 ms

te-100-2.png

te-100-2.png

462 ms

vk100-r2.png

vk100-r2.png

462 ms

znz2-400-min.jpg

znz2-400-min.jpg

463 ms

div1.png

div1.png

463 ms

group-therapy.jpg

group-therapy.jpg

492 ms

01-img_1059pre.jpg

01-img_1059pre.jpg

491 ms

tag.js

tag.js

988 ms

PEG5LOp_DuE

PEG5LOp_DuE

117 ms

scroll-up.png

scroll-up.png

468 ms

support.js

support.js

902 ms

www-player.css

www-player.css

13 ms

www-embed-player.js

www-embed-player.js

42 ms

base.js

base.js

71 ms

ad_status.js

ad_status.js

175 ms

lB2r1l3yswtlwD88HfgQC7ml66kn6Dc0jEMUbI36aeo.js

lB2r1l3yswtlwD88HfgQC7ml66kn6Dc0jEMUbI36aeo.js

133 ms

embed.js

embed.js

61 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

69 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

70 ms

id

id

26 ms

Create

Create

92 ms

GenerateIT

GenerateIT

17 ms

zebra-center.ru.json

zebra-center.ru.json

613 ms

advert.gif

advert.gif

710 ms

legacy.support.js

legacy.support.js

868 ms

sync_cookie_image_decide

sync_cookie_image_decide

171 ms

1

1

138 ms

Accessibility Review

zebra-center.ru accessibility score

78

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

zebra-center.ru best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

zebra-center.ru SEO score

86

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zebra-center.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 Zebra-center.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

zebra-center.ru

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