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semiol.dp.ua screenshot

Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

semiol.dp.ua

Семиол

Page Load Speed

3.1 sec in total

First Response

289 ms

Resources Loaded

2.7 sec

Page Rendered

124 ms

semiol.dp.ua screenshot

About Website

Click here to check amazing Semiol content. Otherwise, check out these important facts you probably never knew about semiol.dp.ua

ООО "Семиол" - лидер на рынке промышленной электроники.

Visit semiol.dp.ua

Key Findings

We analyzed Semiol.dp.ua page load time and found that the first response time was 289 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

semiol.dp.ua performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

Network Requests Diagram

289 ms

ccm.base.css

254 ms

jquery.js

635 ms

ccm.base.js

266 ms

view.css

266 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that all of those requests were addressed to Semiol.dp.ua and no external sources were called. The less responsive or slowest element that took the longest time to load (997 ms) belongs to the original domain Semiol.dp.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 112.7 kB (18%)

Content Size

609.2 kB

After Optimization

496.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Semiol.dp.ua main page is 609.2 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. Only 10% of websites need less resources to load. Images take 456.3 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 6.0 kB

  • Original 8.6 kB
  • After minification 8.3 kB
  • After compression 2.6 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 6.0 kB or 69% of the original size.

Image Optimization

-1%

Potential reduce by 3.8 kB

  • Original 456.3 kB
  • After minification 452.5 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. Semiol images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 76.8 kB

  • Original 114.2 kB
  • After minification 105.9 kB
  • After compression 37.3 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 76.8 kB or 67% of the original size.

CSS Optimization

-87%

Potential reduce by 26.1 kB

  • Original 30.2 kB
  • After minification 20.4 kB
  • After compression 4.1 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. Semiol.dp.ua needs all CSS files to be minified and compressed as it can save up to 26.1 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (20%)

Requests Now

15

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Semiol. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

289 ms

ccm.base.css

ccm.base.css

254 ms

jquery.js

jquery.js

635 ms

ccm.base.js

ccm.base.js

266 ms

view.css

view.css

266 ms

main.css

main.css

396 ms

sort_tbl.js

sort_tbl.js

400 ms

typography.css

typography.css

515 ms

bg.jpg

bg.jpg

997 ms

semiol_title1.1.png

semiol_title1.1.png

253 ms

329e7ce34cbaf2f1c9b723699fd38985_f5.png

329e7ce34cbaf2f1c9b723699fd38985_f5.png

263 ms

visir5-promo-baner.jpg

visir5-promo-baner.jpg

521 ms

uze5_resize.png

uze5_resize.png

520 ms

sauep3_front_res_1.png

sauep3_front_res_1.png

393 ms

Semiol_FC-DC_rev2_1.png

Semiol_FC-DC_rev2_1.png

630 ms

fc-1-2-3_1_1.png

fc-1-2-3_1_1.png

642 ms

Accessibility Review

semiol.dp.ua 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.

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 valid value for its [lang] attribute.

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

Best Practices

semiol.dp.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

semiol.dp.ua SEO score

69

Search Engine Optimization Advices

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

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 Semiol.dp.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 Semiol.dp.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

semiol.dp.ua

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