Tools & Wizards About Us
energostrom.ru screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

energostrom.ru

Проектирование, монтаж, наладка котельного оборудования

Page Load Speed

4.8 sec in total

First Response

498 ms

Resources Loaded

4 sec

Page Rendered

258 ms

energostrom.ru screenshot

About Website

Visit energostrom.ru now to see the best up-to-date Energostrom content for Russia and also check out these interesting facts you probably never knew about energostrom.ru

Проектирование монтаж наладка котельных, монтаж автоматика безопасности, установок ХВО, деаэраторов, щитов КИП, узлов учета тепла, монтаж тепловых сетей

Visit energostrom.ru

Key Findings

We analyzed Energostrom.ru page load time and found that the first response time was 498 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

energostrom.ru performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

86/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value2,230 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.084

93/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

energostrom.ru

498 ms

energostrom.ru

1243 ms

style.min.css

123 ms

style.css

241 ms

jquery-1.11.3.min.js

483 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 65% of them (33 requests) were addressed to the original Energostrom.ru, 8% (4 requests) were made to Top-fwz1.mail.ru and 6% (3 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Energostrom.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 93.0 kB (16%)

Content Size

567.3 kB

After Optimization

474.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Energostrom.ru main page is 567.3 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. 30% of websites need less resources to load. Javascripts take 350.3 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 49.2 kB

  • Original 63.5 kB
  • After minification 61.5 kB
  • After compression 14.4 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 49.2 kB or 77% of the original size.

Image Optimization

-6%

Potential reduce by 8.2 kB

  • Original 136.5 kB
  • After minification 128.2 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. Energostrom images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 33.5 kB

  • Original 350.3 kB
  • After minification 350.3 kB
  • After compression 316.9 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

-13%

Potential reduce by 2.2 kB

  • Original 17.0 kB
  • After minification 16.5 kB
  • After compression 14.8 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. Energostrom.ru needs all CSS files to be minified and compressed as it can save up to 2.2 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (49%)

Requests Now

43

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Energostrom. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

energostrom.ru

energostrom.ru

498 ms

energostrom.ru

energostrom.ru

1243 ms

style.min.css

style.min.css

123 ms

style.css

style.css

241 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

483 ms

adsbygoogle.js

adsbygoogle.js

109 ms

share42.js

share42.js

120 ms

ppw.css

ppw.css

367 ms

share42.js

share42.js

251 ms

baner_88x31.gif

baner_88x31.gif

263 ms

body.jpg

body.jpg

120 ms

spacer.gif

spacer.gif

129 ms

ce9c188ac_150x150.png

ce9c188ac_150x150.png

128 ms

a83bef6a5_150x150.png

a83bef6a5_150x150.png

393 ms

a7ad5037a_150x150.png

a7ad5037a_150x150.png

238 ms

7818c7bae_150x150.png

7818c7bae_150x150.png

251 ms

d2cbd130a_150x150.png

d2cbd130a_150x150.png

252 ms

bottom-ble.gif

bottom-ble.gif

127 ms

guarantee7.gif

guarantee7.gif

356 ms

show_ads_impl.js

show_ads_impl.js

251 ms

analytics.js

analytics.js

30 ms

hit

hit

525 ms

watch.js

watch.js

0 ms

code.js

code.js

888 ms

heading.jpg

heading.jpg

426 ms

header-menu-back.gif

header-menu-back.gif

322 ms

header-menu-delim.gif

header-menu-delim.gif

323 ms

header-search-button.gif

header-search-button.gif

324 ms

header-about-back.gif

header-about-back.gif

425 ms

cal.gif

cal.gif

434 ms

teploobmennik-ridan-animasia.gif

teploobmennik-ridan-animasia.gif

183 ms

ajax-koll.php

ajax-koll.php

1018 ms

ajax-menu-zapisi.php

ajax-menu-zapisi.php

712 ms

ajax-menu.php

ajax-menu.php

837 ms

collect

collect

12 ms

icons.png

icons.png

224 ms

js

js

68 ms

bottom-ble.gif

bottom-ble.gif

469 ms

teploobmennik-ridan-animasia.gif

teploobmennik-ridan-animasia.gif

470 ms

icons.png

icons.png

415 ms

zrt_lookup.html

zrt_lookup.html

29 ms

hit

hit

129 ms

sync-loader.js

sync-loader.js

847 ms

counter

counter

128 ms

dyn-goal-config.js

dyn-goal-config.js

255 ms

counter.php

counter.php

351 ms

top100.cnt

top100.cnt

515 ms

logo

logo

128 ms

counter

counter

221 ms

feed-icon28x28.png

feed-icon28x28.png

120 ms

print.css

print.css

119 ms

Accessibility Review

energostrom.ru accessibility score

84

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

energostrom.ru best practices score

58

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

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

energostrom.ru SEO score

79

Search Engine Optimization Advices

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 Energostrom.ru 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 Energostrom.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

energostrom.ru

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