Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

devline.ru

Линия — система видеонаблюдения

Page Load Speed

7.5 sec in total

First Response

529 ms

Resources Loaded

6.7 sec

Page Rendered

259 ms

devline.ru screenshot

About Website

Welcome to devline.ru homepage info - get ready to check Devline best content for Ukraine right away, or after learning these important things about devline.ru

Программное обеспечение, IP-камеры, видеорегистраторы, видеосерверы, облачное видеонаблюдение. Поддержка 99 % IP, AHD, TVI, CVI, CVBS камер. 37 бесплатных модулей видеонаблюдения.

Visit devline.ru

Key Findings

We analyzed Devline.ru page load time and found that the first response time was 529 ms and then it took 7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

devline.ru performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

83/100

25%

SI (Speed Index)

Value6.2 s

44/100

10%

TBT (Total Blocking Time)

Value790 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0.553

13/100

15%

TTI (Time to Interactive)

Value8.6 s

37/100

10%

Network Requests Diagram

devline.ru

529 ms

www.devline.ru

1235 ms

jquery-1.7.2.min.js

969 ms

slides.min.jquery.js

398 ms

jquery.blockUI.js

549 ms

Our browser made a total of 226 requests to load all elements on the main page. We found that 84% of them (190 requests) were addressed to the original Devline.ru, 5% (11 requests) were made to Widgets.livetex.ru and 2% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Devline.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 416.8 kB (44%)

Content Size

952.5 kB

After Optimization

535.7 kB

In fact, the total size of Devline.ru main page is 952.5 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 543.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 37.1 kB

  • Original 46.6 kB
  • After minification 44.7 kB
  • After compression 9.5 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 37.1 kB or 80% of the original size.

Image Optimization

-25%

Potential reduce by 134.6 kB

  • Original 543.0 kB
  • After minification 408.4 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. Obviously, Devline needs image optimization as it can save up to 134.6 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 213.8 kB

  • Original 322.8 kB
  • After minification 313.7 kB
  • After compression 109.1 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 213.8 kB or 66% of the original size.

CSS Optimization

-78%

Potential reduce by 31.3 kB

  • Original 40.0 kB
  • After minification 35.8 kB
  • After compression 8.7 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. Devline.ru needs all CSS files to be minified and compressed as it can save up to 31.3 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 56 (26%)

Requests Now

212

After Optimization

156

The browser has sent 212 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Devline. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

devline.ru accessibility score

100

Accessibility Issues

Best Practices

devline.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

Missing source maps for large first-party JavaScript

SEO Factors

devline.ru SEO score

99

Search Engine Optimization Advices

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Devline.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 Devline.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 Devline. 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: