Tools & Wizards About Us
lester.ua screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 60% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

lester.ua

Шины и диски для авто в Украине - интернет-магазин LESTER

Page Load Speed

8 sec in total

First Response

1.9 sec

Resources Loaded

5.1 sec

Page Rendered

971 ms

lester.ua screenshot

About Website

Click here to check amazing LESTER content for Ukraine. Otherwise, check out these important facts you probably never knew about lester.ua

LESTER - интернет магазин шин и дисков №1 ✔ Большой выбор ✔ Доставка по Киеву и всей Украине ☛ Закажите уже сейчас!

Visit lester.ua

Key Findings

We analyzed Lester.ua page load time and found that the first response time was 1.9 sec and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

lester.ua performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value2,450 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.255

48/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

lester.ua

1910 ms

analytics.js

27 ms

fbevents.js

206 ms

collect

11 ms

collect

151 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 42% of them (28 requests) were addressed to the original Lester.ua, 10% (7 requests) were made to Google-analytics.com and 6% (4 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Lester.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 571.1 kB (49%)

Content Size

1.2 MB

After Optimization

601.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lester.ua 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. 35% of websites need less resources to load. Images take 446.8 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 273.8 kB

  • Original 314.2 kB
  • After minification 211.8 kB
  • After compression 40.4 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 102.4 kB, which is 33% 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 273.8 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 20.1 kB

  • Original 446.8 kB
  • After minification 426.7 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. LESTER images are well optimized though.

JavaScript Optimization

-37%

Potential reduce by 49.4 kB

  • Original 134.9 kB
  • After minification 134.9 kB
  • After compression 85.5 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 49.4 kB or 37% of the original size.

CSS Optimization

-82%

Potential reduce by 227.8 kB

  • Original 277.0 kB
  • After minification 272.9 kB
  • After compression 49.2 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. Lester.ua needs all CSS files to be minified and compressed as it can save up to 227.8 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (40%)

Requests Now

60

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LESTER. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

lester.ua

lester.ua

1910 ms

analytics.js

analytics.js

27 ms

fbevents.js

fbevents.js

206 ms

collect

collect

11 ms

collect

collect

151 ms

collect

collect

24 ms

collect

collect

110 ms

logo.svg

logo.svg

208 ms

conteinerBg.png

conteinerBg.png

283 ms

lester_white.png

lester_white.png

280 ms

blank.gif

blank.gif

280 ms

sdk.js

sdk.js

273 ms

1bf3fd8d1ed77f13c79d43579b4528be.jpg

1bf3fd8d1ed77f13c79d43579b4528be.jpg

353 ms

a42fb51b5cd622bd8f4188ad08e75ce9.jpg

a42fb51b5cd622bd8f4188ad08e75ce9.jpg

392 ms

f97a1eb1d52ed9d19a2b49f89f7845f01409733726.jpg

f97a1eb1d52ed9d19a2b49f89f7845f01409733726.jpg

274 ms

bade69dd2e31f4c823b762b6ed8da0651455712714.jpg

bade69dd2e31f4c823b762b6ed8da0651455712714.jpg

351 ms

aecfecf91a2e833a114782286234b5f71455105169.jpg

aecfecf91a2e833a114782286234b5f71455105169.jpg

351 ms

a6827e6a173e7693df0ec59b38ca59851454498471.png

a6827e6a173e7693df0ec59b38ca59851454498471.png

351 ms

e0dfe24359e107054c6b3d2c1ff907601447781267.jpg

e0dfe24359e107054c6b3d2c1ff907601447781267.jpg

398 ms

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00062c16221aba4e03d5dbc4776093561446732657.jpg

482 ms

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8a3981a14e06a5ba051aab9a387d3b1d1445426815.jpg

482 ms

387a2bef4e2c3bff32fb6e967e120e48.jpg

387a2bef4e2c3bff32fb6e967e120e48.jpg

598 ms

469c17a8f4ce379195358a2f5432a8a6.jpg

469c17a8f4ce379195358a2f5432a8a6.jpg

596 ms

75aebaf3f382d595dc33af158603f994.jpg

75aebaf3f382d595dc33af158603f994.jpg

639 ms

682415580087e0c5dc1fc4b885026109.jpg

682415580087e0c5dc1fc4b885026109.jpg

524 ms

3a1f8fbe2e533f40abe8d92d2dc582b5.jpg

3a1f8fbe2e533f40abe8d92d2dc582b5.jpg

723 ms

a768277e608cca990bf0cdae50f608a01394784132.png

a768277e608cca990bf0cdae50f608a01394784132.png

730 ms

b_tire.png

b_tire.png

775 ms

85ab40f8f5a18d5d943deff0c309ba0a1394784421.png

85ab40f8f5a18d5d943deff0c309ba0a1394784421.png

844 ms

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0b59bd1354b6b471bedd5b6793523eec1394784262.png

970 ms

815329e6003a4a2b3612f89f584893121394784294.png

815329e6003a4a2b3612f89f584893121394784294.png

888 ms

minify_fc6756e8bb7a8f14131110.css

minify_fc6756e8bb7a8f14131110.css

964 ms

2f7aee00e818579aa40c68bd6088e596-1456757843.js

2f7aee00e818579aa40c68bd6088e596-1456757843.js

1269 ms

conversion.js

conversion.js

66 ms

_t.js

_t.js

289 ms

65 ms

35 ms

xd_arbiter.php

xd_arbiter.php

209 ms

xd_arbiter.php

xd_arbiter.php

415 ms

connect.js

connect.js

645 ms

dk

dk

165 ms

ukr_map.png

ukr_map.png

130 ms

watch.js

watch.js

394 ms

303 ms

wOld.js

wOld.js

835 ms

dk

dk

266 ms

getFilterMainPage

getFilterMainPage

492 ms

track.fcgi

track.fcgi

950 ms

like.php

like.php

83 ms

42 ms

-fQztDVRuis.js

-fQztDVRuis.js

494 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

553 ms

share.3aa457d6.css

share.3aa457d6.css

496 ms

watch.js

watch.js

432 ms

advert.gif

advert.gif

86 ms

wezom-info-red.gif

wezom-info-red.gif

125 ms

ok-like-bg-l.png

ok-like-bg-l.png

159 ms

ok-logon.png

ok-logon.png

331 ms

preloader.gif

preloader.gif

463 ms

1

1

85 ms

analytics.js

analytics.js

62 ms

collect

collect

28 ms

collect

collect

44 ms

collect

collect

13 ms

ga-audiences

ga-audiences

18 ms

collect

collect

13 ms

ga-audiences

ga-audiences

18 ms

Accessibility Review

lester.ua accessibility score

85

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

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

Form elements do not have associated labels

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

lester.ua best practices score

83

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

Missing source maps for large first-party JavaScript

SEO Factors

lester.ua 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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lester.ua 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 Lester.ua 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

lester.ua

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