Tools & Wizards About Us
leadback.ru screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

leadback.ru

Обратный звонок для сайта и виджет callback

Page Load Speed

4.5 sec in total

First Response

447 ms

Resources Loaded

3.3 sec

Page Rendered

774 ms

leadback.ru screenshot

About Website

Click here to check amazing Leadback content for Russia. Otherwise, check out these important facts you probably never knew about leadback.ru

Умный виджет обратный звонок для сайта, который увеличивает количество звонков с сайта в 2 раза, без дополнительных вложений в рекламу. Установка на сайт за 5 минут.

Visit leadback.ru

Key Findings

We analyzed Leadback.ru page load time and found that the first response time was 447 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

leadback.ru performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

84/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value11.8 s

4/100

10%

TBT (Total Blocking Time)

Value440 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.026

100/100

15%

TTI (Time to Interactive)

Value20.1 s

2/100

10%

Network Requests Diagram

leadback.ru

447 ms

leadback.ru

435 ms

bootstrap.min.css

200 ms

main.min.css

301 ms

font-awesome.min.css

299 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 81% of them (50 requests) were addressed to the original Leadback.ru, 5% (3 requests) were made to Google-analytics.com and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Leadback.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.2 kB (13%)

Content Size

1.2 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Leadback.ru main page is 1.2 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. 40% of websites need less resources to load. Images take 897.0 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 112.9 kB

  • Original 138.2 kB
  • After minification 125.8 kB
  • After compression 25.3 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 112.9 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 897.0 kB
  • After minification 897.0 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. Leadback images are well optimized though.

JavaScript Optimization

-33%

Potential reduce by 38.0 kB

  • Original 116.5 kB
  • After minification 116.5 kB
  • After compression 78.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 38.0 kB or 33% of the original size.

CSS Optimization

-1%

Potential reduce by 376 B

  • Original 46.0 kB
  • After minification 46.0 kB
  • After compression 45.6 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. Leadback.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (42%)

Requests Now

55

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Leadback. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

leadback.ru

leadback.ru

447 ms

leadback.ru

leadback.ru

435 ms

bootstrap.min.css

bootstrap.min.css

200 ms

main.min.css

main.min.css

301 ms

font-awesome.min.css

font-awesome.min.css

299 ms

magnific-popup.min.css

magnific-popup.min.css

448 ms

jquery-2.1.4.min.js

jquery-2.1.4.min.js

460 ms

bootstrap.min.js

bootstrap.min.js

452 ms

waypoints.min.js

waypoints.min.js

451 ms

jquery.animateNumber.min.js

jquery.animateNumber.min.js

459 ms

waypoints-sticky.min.js

waypoints-sticky.min.js

460 ms

retina.min.js

retina.min.js

459 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

459 ms

main.min.js

main.min.js

459 ms

sourcebuster.min.js

sourcebuster.min.js

552 ms

SourceBuster.js

SourceBuster.js

558 ms

js

js

61 ms

mixpanel-2-latest.min.js

mixpanel-2-latest.min.js

156 ms

parallax-bg.jpg

parallax-bg.jpg

624 ms

logo-nav.png

logo-nav.png

240 ms

logo-head.png

logo-head.png

237 ms

play-btn.png

play-btn.png

238 ms

benefits-1.png

benefits-1.png

329 ms

benefits-4.png

benefits-4.png

337 ms

benefits-3.png

benefits-3.png

337 ms

benefits-2.png

benefits-2.png

338 ms

play-btn-vs.png

play-btn-vs.png

337 ms

feature-1.png

feature-1.png

724 ms

feature-2.png

feature-2.png

939 ms

feature-3b.png

feature-3b.png

846 ms

chat-online-demo.gif

chat-online-demo.gif

845 ms

chat-offline-demo.gif

chat-offline-demo.gif

979 ms

chat-operators.png

chat-operators.png

723 ms

amocrm.png

amocrm.png

823 ms

bitrix24.png

bitrix24.png

824 ms

megaplan.png

megaplan.png

925 ms

google-analytics.png

google-analytics.png

926 ms

yandex-metrika.png

yandex-metrika.png

946 ms

roistat-logo.png

roistat-logo.png

947 ms

bg-pricing.jpg

bg-pricing.jpg

1319 ms

SourceSansPro-Regular.woff

SourceSansPro-Regular.woff

1095 ms

SourceSansPro-Light.woff

SourceSansPro-Light.woff

1113 ms

SourceSansPro-Bold.woff

SourceSansPro-Bold.woff

1128 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1024 ms

leadback.js

leadback.js

841 ms

analytics.js

analytics.js

36 ms

watch.js

watch.js

18 ms

exp.js

exp.js

740 ms

rtrg

rtrg

504 ms

collect

collect

13 ms

js

js

57 ms

collect

collect

22 ms

jquery.min.js

jquery.min.js

32 ms

widget_uuid.php

widget_uuid.php

108 ms

widget_data.php

widget_data.php

133 ms

chat.js

chat.js

840 ms

_assets.min.js

_assets.min.js

118 ms

widget_event.php

widget_event.php

114 ms

widget_widget.php

widget_widget.php

126 ms

css

css

32 ms

chat.css

chat.css

101 ms

cobrowsing.css

cobrowsing.css

103 ms

Accessibility Review

leadback.ru accessibility score

85

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

leadback.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

leadback.ru SEO score

92

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

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 Leadback.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 Leadback.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

leadback.ru

Open Graph data is detected on the main page of Leadback. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: