Tools & Wizards About Us
les-kon.ru screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

les-kon.ru

Строительство деревянных домов в Москве и Санкт-Петербурге под ключ - 300+ проектов деревянных домов с акт. ценами, планировками и отзывам. Купить дер...

Page Load Speed

5.6 sec in total

First Response

547 ms

Resources Loaded

4.3 sec

Page Rendered

780 ms

les-kon.ru screenshot

About Website

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

Строительство деревянных домов в Москве, Санкт-Петербурге и областях под ключ. ✔Проф. брус. ✔Клеенный брус. ✔Бревно. ✔Собственное производство. ✔Своё арх. бюро. ✔Более 300+ готовых проектов домов от 4...

Visit les-kon.ru

Key Findings

We analyzed Les-kon.ru page load time and found that the first response time was 547 ms and then it took 5.1 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

les-kon.ru performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.4 s

2/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value9.1 s

13/100

10%

TBT (Total Blocking Time)

Value1,270 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

les-kon.ru

547 ms

les-kon.ru

770 ms

les-kon.ru

1516 ms

css

49 ms

page_cd72e3015f31ceba5b60e88d151c679a_v1.css

412 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 76% of them (51 requests) were addressed to the original Les-kon.ru, 6% (4 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Les-kon.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 530.3 kB (37%)

Content Size

1.4 MB

After Optimization

897.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Les-kon.ru main page is 1.4 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. 45% of websites need less resources to load. Javascripts take 799.9 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 167.4 kB

  • Original 198.1 kB
  • After minification 144.6 kB
  • After compression 30.7 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 53.5 kB, which is 27% 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 167.4 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 290.5 kB
  • After minification 290.5 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. Les Kon images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 356.5 kB

  • Original 799.9 kB
  • After minification 799.9 kB
  • After compression 443.4 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 356.5 kB or 45% of the original size.

CSS Optimization

-5%

Potential reduce by 6.5 kB

  • Original 139.5 kB
  • After minification 139.5 kB
  • After compression 133.0 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. Les-kon.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 28 (47%)

Requests Now

59

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Les Kon. 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 as a result speed up the page load time.

Network Requests Diagram

les-kon.ru

les-kon.ru

547 ms

les-kon.ru

les-kon.ru

770 ms

les-kon.ru

les-kon.ru

1516 ms

css

css

49 ms

page_cd72e3015f31ceba5b60e88d151c679a_v1.css

page_cd72e3015f31ceba5b60e88d151c679a_v1.css

412 ms

template_68a0118137108c6cc7a8f95b11f400a7_v1.css

template_68a0118137108c6cc7a8f95b11f400a7_v1.css

846 ms

core.min.js

core.min.js

695 ms

kernel_main_v1.js

kernel_main_v1.js

568 ms

dexie3.bundle.min.js

dexie3.bundle.min.js

573 ms

core_ls.min.js

core_ls.min.js

546 ms

core_frame_cache.min.js

core_frame_cache.min.js

683 ms

jquery-2.2.4.min.js

jquery-2.2.4.min.js

712 ms

ajax.min.js

ajax.min.js

713 ms

vue@2.6.0

vue@2.6.0

38 ms

axios.min.js

axios.min.js

46 ms

lightgallery.min.js

lightgallery.min.js

216 ms

template_c58451a58d7af7eb1a7c825f07ee728b_v1.js

template_c58451a58d7af7eb1a7c825f07ee728b_v1.js

1149 ms

page_030ffec631367ec28d51195c6f1ea88c_v1.js

page_030ffec631367ec28d51195c6f1ea88c_v1.js

839 ms

v1.js

v1.js

919 ms

169 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

21 ms

ba.js

ba.js

285 ms

tag.js

tag.js

892 ms

0d8d782365f0d9b3e2cfb86ab1e76699.webp

0d8d782365f0d9b3e2cfb86ab1e76699.webp

418 ms

logo.svg

logo.svg

168 ms

flamp.webp

flamp.webp

168 ms

yelp-bw.webp

yelp-bw.webp

169 ms

main-banner.jpg

main-banner.jpg

410 ms

fd4d6b72bac7642b4ca05178e9255a18.webp

fd4d6b72bac7642b4ca05178e9255a18.webp

272 ms

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d5fd171f222097199e0e07ab55409804.webp

274 ms

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758649159c98586ee77be64ced80f862.webp

278 ms

a36c14f3ee0517d7318ea7d5e0314104.webp

a36c14f3ee0517d7318ea7d5e0314104.webp

407 ms

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950fd098012d5fa7161220458ca39792.webp

409 ms

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d72ab9d463176c17f44efbc8a5f07b8a.webp

417 ms

2d086e15436599f47df4019b33b18594.webp

2d086e15436599f47df4019b33b18594.webp

949 ms

total-area.svg

total-area.svg

542 ms

area.svg

area.svg

545 ms

badroom.svg

badroom.svg

547 ms

etazhnost.svg

etazhnost.svg

556 ms

bbe0948de10929cc9d75d6b864e2953d.webp

bbe0948de10929cc9d75d6b864e2953d.webp

834 ms

a34c31e8c28a9f52d42adb06b08c0e1b.webp

a34c31e8c28a9f52d42adb06b08c0e1b.webp

812 ms

afd1cfd4057681a066ffd9c73c33fd68.webp

afd1cfd4057681a066ffd9c73c33fd68.webp

953 ms

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4bd996a060fab8a3322a2571a8624ac2.webp

683 ms

9f26e3208bd6a306ac8362ef9d8e9562.webp

9f26e3208bd6a306ac8362ef9d8e9562.webp

972 ms

d1156f883cc1ee9ce43bf25c093c47f5.svg

d1156f883cc1ee9ce43bf25c093c47f5.svg

819 ms

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0220bf6ad1122f8cf147811f27e1810d.svg

948 ms

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1b4fcfaa94b247007d67e2a8b97e3374.svg

954 ms

d72e2a083fda57140ae359165d4211ff.svg

d72e2a083fda57140ae359165d4211ff.svg

973 ms

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2e2ec60a56d1782412fbb5c2892606dd.svg

1034 ms

c39a0a5969a2c9d863588323b071e89d.svg

c39a0a5969a2c9d863588323b071e89d.svg

1090 ms

flamp.svg

flamp.svg

1089 ms

yelp-512.webp

yelp-512.webp

1091 ms

Close_mask.svg

Close_mask.svg

1077 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

88 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

89 ms

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KFOlCnqEu92Fr1MmSU5fBBc9.ttf

129 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

130 ms

shadow-grid.png

shadow-grid.png

1041 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1242 ms

1a3e12d91e5aac899be58a0d27bd81bb.webp

1a3e12d91e5aac899be58a0d27bd81bb.webp

1102 ms

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1101 ms

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1102 ms

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a1f456487d47b7386a37e80acc102c12.webp

1084 ms

social2.png

social2.png

1089 ms

init.js

init.js

943 ms

advert.gif

advert.gif

702 ms

sync_cookie_image_decide

sync_cookie_image_decide

149 ms

Accessibility Review

les-kon.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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

les-kon.ru best practices score

67

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

SEO Factors

les-kon.ru SEO score

84

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Les-kon.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 Les-kon.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

les-kon.ru

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