Tools & Wizards About Us
tech.onliner.by screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

tech.onliner.by

Новости науки и технологий | Лента новостей на Onlíner

Page Load Speed

10.2 sec in total

First Response

315 ms

Resources Loaded

8.3 sec

Page Rendered

1.6 sec

tech.onliner.by screenshot

About Website

Click here to check amazing Tech Onliner content for Belarus. Otherwise, check out these important facts you probably never knew about tech.onliner.by

Последние новости науки и технологий за сегодня на портале Onliner. Обзор всех мировых событий различных сфер науки и технологий: научные разработки, открытия и изобретения, техника и технологии

Visit tech.onliner.by

Key Findings

We analyzed Tech.onliner.by page load time and found that the first response time was 315 ms and then it took 9.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

tech.onliner.by performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value16.0 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value3,380 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value22.2 s

1/100

10%

Network Requests Diagram

tech.onliner.by

315 ms

tech.onliner.by

1838 ms

common_v3.bd74c9714420b7a6.css

1438 ms

advertisement.js

611 ms

common.2c97172cd4c037f2.js

1530 ms

Our browser made a total of 144 requests to load all elements on the main page. We found that 5% of them (7 requests) were addressed to the original Tech.onliner.by, 35% (50 requests) were made to Content.onliner.by and 25% (36 requests) were made to Gc.onliner.by. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Content.onliner.by.

Page Optimization Overview & Recommendations

Page size can be reduced by 376.1 kB (9%)

Content Size

4.1 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tech.onliner.by main page is 4.1 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. 55% of websites need less resources to load. Images take 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 141.3 kB

  • Original 169.9 kB
  • After minification 153.3 kB
  • After compression 28.5 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 141.3 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 136.7 kB

  • Original 3.7 MB
  • After minification 3.6 MB

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. Tech Onliner images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 97.6 kB

  • Original 156.4 kB
  • After minification 137.9 kB
  • After compression 58.8 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 97.6 kB or 62% of the original size.

CSS Optimization

-52%

Potential reduce by 466 B

  • Original 891 B
  • After minification 871 B
  • After compression 425 B

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. Tech.onliner.by needs all CSS files to be minified and compressed as it can save up to 466 B or 52% of the original size.

Requests Breakdown

Number of requests can be reduced by 46 (35%)

Requests Now

131

After Optimization

85

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 131 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tech Onliner. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tech.onliner.by

tech.onliner.by

315 ms

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tech.onliner.by

1838 ms

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Accessibility Review

tech.onliner.by accessibility score

72

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

tech.onliner.by 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

tech.onliner.by SEO score

82

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 Tech.onliner.by 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 Tech.onliner.by 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

tech.onliner.by

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