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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%

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.

Content Size

1.7 MB

After Optimization

783.4 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 397 B

Original 302.5 kB
After minification 302.5 kB
After compression 302.1 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 Now

102

After Optimization

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 Issues

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.

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

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

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

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

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

qlaster.ru

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:

Report Summary

Performance

Accessibility

Best Practices

SEO

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

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

qlaster.ru

adsbygoogle.js

show_ads_impl.js

context.js

font-awesome.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

qlaster.ru

adsbygoogle.js

show_ads_impl.js

context.js

font-awesome.css

font.css

global.css

style.css

adaptive.css

img_icon12.png

img_icon9.png

img_icon8.png

img_icon18.png

img_icon13.png

img_icon14.png

img_icon17.png

img_icon6.png

img_icon16.png

img_icon20.png

img_icon4.png

img_icon2.png

zrt_lookup.html

ads

hit

logo.png

bag.png

city_bord_bot.png

city_drop_ugol.png

head_ugol.png

Arimo.woff

fontawesome-webfont.woff

Blogger%20Sans.woff

img_icon10.png

img_icon3.png

img_icon7.png

img_icon15.png

img_icon19.png

img_icon11.png

img_icon5.png

img_icon1.png

img_icon21.png

1576496_725x0.jpg

1576499_231x0.jpg