Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

qlaster.ru

Кластер - справочник организаций и предприятий Екатеринбурга. Телефоны, адреса и отзывы о компаниях - Qlaster.ru

Page Load Speed

28.2 sec in total

First Response

11.6 sec

Resources Loaded

16.4 sec

Page Rendered

254 ms

qlaster.ru screenshot

About Website

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

Кластер - это справочник организаций и предприятий Екатеринбурга. Телефоны, адреса, официальные сайты, отзывы о компаниях и цены на товары и услуги смотрите в каталоге Qlaster.ru

Visit qlaster.ru

Key Findings

We analyzed Qlaster.ru page load time and found that the first response time was 11.6 sec and then it took 16.6 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

qlaster.ru performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value24.0 s

0/100

25%

SI (Speed Index)

Value21.5 s

0/100

10%

TBT (Total Blocking Time)

Value13,040 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value51.7 s

0/100

10%

Network Requests Diagram

qlaster.ru

11601 ms

adsbygoogle.js

98 ms

show_ads_impl.js

261 ms

context.js

998 ms

font-awesome.css

308 ms

Our browser made a total of 116 requests to load all elements on the main page. We found that 84% of them (98 requests) were addressed to the original Qlaster.ru, 5% (6 requests) were made to Api-maps.yandex.ru and 2% (2 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (11.6 sec) belongs to the original domain Qlaster.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 904.5 kB (54%)

Content Size

1.7 MB

After Optimization

782.8 kB

In fact, the total size of Qlaster.ru main page is 1.7 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. HTML takes 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 895.1 kB

  • Original 1.0 MB
  • After minification 568.2 kB
  • After compression 135.8 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 462.8 kB, which is 45% 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 895.1 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 8.3 kB

  • Original 315.8 kB
  • After minification 307.5 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. Qlaster images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 398 B

  • Original 301.9 kB
  • After minification 301.9 kB
  • After compression 301.5 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

-2%

Potential reduce by 647 B

  • Original 38.6 kB
  • After minification 38.6 kB
  • After compression 38.0 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. Qlaster.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 66 (65%)

Requests Now

102

After Optimization

36

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qlaster. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

qlaster.ru accessibility score

84

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

<frame> or <iframe> elements do not have a title

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

qlaster.ru best practices score

58

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

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

qlaster.ru SEO score

80

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 doesn't use 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 Qlaster.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 Qlaster.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

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