Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

volter.ua

Стабилизаторы напряжения Volter™ - Купить стабилизатор напряжения с пожизненной гарантией

Page Load Speed

6.1 sec in total

First Response

359 ms

Resources Loaded

5.3 sec

Page Rendered

486 ms

About Website

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

Купите стабилизаторы напряжения для дома Вольтер. Лучшие цены на стабилизатор сетевого напряжения Volter, отдел продаж завода-производителя.

Visit volter.ua

Key Findings

We analyzed Volter.ua page load time and found that the first response time was 359 ms and then it took 5.8 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

volter.ua performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value690 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

volter.ua

359 ms

volter.ua

2417 ms

style.min.css

112 ms

vendors-style.css

220 ms

style.css

423 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 88% of them (70 requests) were addressed to the original Volter.ua, 4% (3 requests) were made to Googletagmanager.com and 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Volter.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 230.5 kB (29%)

Content Size

803.3 kB

After Optimization

572.8 kB

In fact, the total size of Volter.ua main page is 803.3 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. 55% of websites need less resources to load. CSS take 255.3 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 89.4 kB

  • Original 109.5 kB
  • After minification 97.3 kB
  • After compression 20.1 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 12.2 kB, which is 11% 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 89.4 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 307 B

  • Original 221.2 kB
  • After minification 220.8 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. Volter images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 9.4 kB

  • Original 217.3 kB
  • After minification 215.0 kB
  • After compression 207.9 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

-51%

Potential reduce by 131.4 kB

  • Original 255.3 kB
  • After minification 236.1 kB
  • After compression 123.9 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. Volter.ua needs all CSS files to be minified and compressed as it can save up to 131.4 kB or 51% of the original size.

Requests Breakdown

Number of requests can be reduced by 52 (73%)

Requests Now

71

After Optimization

19

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Volter. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

volter.ua accessibility score

88

Accessibility Issues

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

volter.ua best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

volter.ua SEO score

93

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 Volter.ua 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 Volter.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

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