Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

czm.su

Наркологический реабилитационный центр – Центр Здоровой Молодежи

Page Load Speed

39.3 sec in total

First Response

717 ms

Resources Loaded

32.8 sec

Page Rendered

5.7 sec

czm.su screenshot

About Website

Welcome to czm.su homepage info - get ready to check Czm best content for Russia right away, or after learning these important things about czm.su

Центр Здоровой Молодежи оказывает услуги по лечению и реабилитации наркотической и алкогольной зависимостей. Бесплатная консультация по номеру телефона: 8 (800) 333-20-07!

Visit czm.su

Key Findings

We analyzed Czm.su page load time and found that the first response time was 717 ms and then it took 38.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

czm.su performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

26/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value1,450 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.096

90/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

Network Requests Diagram

czm.su

717 ms

www.czm.su

2945 ms

system.base.css

357 ms

system.menus.css

366 ms

system.messages.css

4345 ms

Our browser made a total of 122 requests to load all elements on the main page. We found that 85% of them (104 requests) were addressed to the original Czm.su, 4% (5 requests) were made to Facebook.com and 3% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Czm.su.

Page Optimization Overview & Recommendations

Page size can be reduced by 668.2 kB (24%)

Content Size

2.8 MB

After Optimization

2.1 MB

In fact, the total size of Czm.su main page is 2.8 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. 50% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 85.5 kB

  • Original 108.4 kB
  • After minification 104.7 kB
  • After compression 22.9 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 85.5 kB or 79% of the original size.

Image Optimization

-6%

Potential reduce by 125.2 kB

  • Original 2.1 MB
  • After minification 2.0 MB

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. Czm images are well optimized though.

JavaScript Optimization

-79%

Potential reduce by 326.4 kB

  • Original 413.6 kB
  • After minification 285.1 kB
  • After compression 87.2 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 326.4 kB or 79% of the original size.

CSS Optimization

-88%

Potential reduce by 131.1 kB

  • Original 149.7 kB
  • After minification 116.7 kB
  • After compression 18.6 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. Czm.su needs all CSS files to be minified and compressed as it can save up to 131.1 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (47%)

Requests Now

115

After Optimization

61

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Czm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

czm.su accessibility score

91

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

Links do not have a discernible name

Best Practices

czm.su 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

czm.su 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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Czm.su can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Czm.su 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

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