Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

intervision.ua

Відеоспостереження від українського виробника, найнижчі ціни

Page Load Speed

5.4 sec in total

First Response

46 ms

Resources Loaded

5.1 sec

Page Rendered

199 ms

intervision.ua screenshot

About Website

Welcome to intervision.ua homepage info - get ready to check Intervision best content for Ukraine right away, or after learning these important things about intervision.ua

Відеоспостереження і gsm сигналізація для офісу, дачі, будинки. Кращі ціни, висока якість. Виробник. Демо ролики.

Visit intervision.ua

Key Findings

We analyzed Intervision.ua page load time and found that the first response time was 46 ms and then it took 5.3 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

intervision.ua performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

48/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value2,030 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.386

27/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

Network Requests Diagram

intervision.ua

46 ms

intervision.ua

1804 ms

css

31 ms

vendors.css

38 ms

aiz-core.css

619 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 72% of them (23 requests) were addressed to the original Intervision.ua, 16% (5 requests) were made to Fonts.gstatic.com and 6% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Intervision.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 612.0 kB (77%)

Content Size

795.7 kB

After Optimization

183.7 kB

In fact, the total size of Intervision.ua main page is 795.7 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. 40% of websites need less resources to load. HTML takes 617.0 kB which makes up the majority of the site volume.

HTML Optimization

-93%

Potential reduce by 574.2 kB

  • Original 617.0 kB
  • After minification 485.7 kB
  • After compression 42.8 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. This page needs HTML code to be minified as it can gain 131.3 kB, which is 21% 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 574.2 kB or 93% of the original size.

Image Optimization

-2%

Potential reduce by 841 B

  • Original 38.4 kB
  • After minification 37.6 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. Intervision images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 17 B

  • Original 655 B
  • After minification 655 B
  • After compression 638 B

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

-26%

Potential reduce by 37.0 kB

  • Original 139.7 kB
  • After minification 139.7 kB
  • After compression 102.7 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. Intervision.ua needs all CSS files to be minified and compressed as it can save up to 37.0 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (41%)

Requests Now

22

After Optimization

13

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Intervision. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

intervision.ua accessibility score

87

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Best Practices

intervision.ua 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

intervision.ua SEO score

91

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    UK

  • Language Claimed

    UK

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Intervision.ua can be misinterpreted by Google and other search engines. Our service has detected that Ukrainian is used on the page, and it matches the claimed language. Our system also found out that Intervision.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 Intervision. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: