Report Summary

  • 72

    Performance

    Renders faster than
    82% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

lightone.ru

Жалюзи в Санкт-Петербурге от производителя ЛАЙТ СПб-Жалюзи продажа

Page Load Speed

4.9 sec in total

First Response

796 ms

Resources Loaded

3.1 sec

Page Rendered

1.1 sec

lightone.ru screenshot

About Website

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

Жалюзи в Санкт-Петербурге от производителя ЛАЙТ СПб производство и продажа на пластиковые окна. Оптимальное соотношение цена-качество. Замер, доставка, монтаж.

Visit lightone.ru

Key Findings

We analyzed Lightone.ru page load time and found that the first response time was 796 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

lightone.ru performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value4.6 s

70/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.1 s

75/100

10%

Network Requests Diagram

lightone.ru

796 ms

my.css

237 ms

base.min.css

246 ms

layer1.min.css

267 ms

jquery-1.12.4.min.js

379 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 81% of them (67 requests) were addressed to the original Lightone.ru, 5% (4 requests) were made to Top-fwz1.mail.ru and 4% (3 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Lightone.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 136.9 kB (14%)

Content Size

982.1 kB

After Optimization

845.2 kB

In fact, the total size of Lightone.ru main page is 982.1 kB. 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. Images take 751.0 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 82.5 kB

  • Original 100.3 kB
  • After minification 91.0 kB
  • After compression 17.8 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. 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 82.5 kB or 82% of the original size.

Image Optimization

-3%

Potential reduce by 20.0 kB

  • Original 751.0 kB
  • After minification 731.0 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. Lightone images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 33.4 kB

  • Original 113.5 kB
  • After minification 113.5 kB
  • After compression 80.2 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 33.4 kB or 29% of the original size.

CSS Optimization

-6%

Potential reduce by 1.1 kB

  • Original 17.3 kB
  • After minification 17.3 kB
  • After compression 16.2 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. Lightone.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 28 (38%)

Requests Now

73

After Optimization

45

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lightone. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

lightone.ru accessibility score

66

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

lightone.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

lightone.ru SEO score

83

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 Lightone.ru 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 Lightone.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 Lightone. 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: