Tools & Wizards About Us
kotel74.ru screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

kotel74.ru

Отопительные котлы СТАРТ, купить пеллетный котел, продажа котлов

Page Load Speed

22.4 sec in total

First Response

402 ms

Resources Loaded

21.7 sec

Page Rendered

245 ms

kotel74.ru screenshot

About Website

Click here to check amazing Kotel 74 content for Russia. Otherwise, check out these important facts you probably never knew about kotel74.ru

Завод изготовитель твердотопливных, пеллетных и котлов длительного горения СТАРТ на дровах, угле и пеллетах. Купить котел. Гарантия

Visit kotel74.ru

Key Findings

We analyzed Kotel74.ru page load time and found that the first response time was 402 ms and then it took 22 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

kotel74.ru performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value20.4 s

0/100

25%

SI (Speed Index)

Value19.6 s

0/100

10%

TBT (Total Blocking Time)

Value1,960 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.767

5/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

kotel74.ru

402 ms

www.kotel74.ru

536 ms

vmsite-ltr.css

96 ms

modal.css

189 ms

jquery.fancybox-1.3.4.css

191 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 89% of them (58 requests) were addressed to the original Kotel74.ru, 3% (2 requests) were made to Fonts.googleapis.com and 3% (2 requests) were made to Startmart.ru. The less responsive or slowest element that took the longest time to load (697 ms) belongs to the original domain Kotel74.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 633.3 kB (40%)

Content Size

1.6 MB

After Optimization

947.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kotel74.ru main page is 1.6 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. 45% of websites need less resources to load. Images take 785.0 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 23.3 kB

  • Original 32.0 kB
  • After minification 29.7 kB
  • After compression 8.7 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 23.3 kB or 73% of the original size.

Image Optimization

-2%

Potential reduce by 18.4 kB

  • Original 785.0 kB
  • After minification 766.6 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. Kotel 74 images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 375.3 kB

  • Original 504.9 kB
  • After minification 438.3 kB
  • After compression 129.7 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 375.3 kB or 74% of the original size.

CSS Optimization

-84%

Potential reduce by 216.3 kB

  • Original 258.3 kB
  • After minification 203.3 kB
  • After compression 42.0 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. Kotel74.ru needs all CSS files to be minified and compressed as it can save up to 216.3 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (63%)

Requests Now

57

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kotel 74. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kotel74.ru

kotel74.ru

402 ms

www.kotel74.ru

www.kotel74.ru

536 ms

vmsite-ltr.css

vmsite-ltr.css

96 ms

modal.css

modal.css

189 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

191 ms

style2.0.css

style2.0.css

187 ms

jquery.min.js

jquery.min.js

31 ms

jquery.noconflict.js

jquery.noconflict.js

219 ms

vmsite.js

vmsite.js

218 ms

mootools-core.js

mootools-core.js

284 ms

core.js

core.js

275 ms

modal.js

modal.js

278 ms

mootools-more.js

mootools-more.js

471 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

311 ms

vmprices.js

vmprices.js

310 ms

jquery.simplemodal.js

jquery.simplemodal.js

368 ms

default.js

default.js

371 ms

css

css

23 ms

css

css

34 ms

system.css

system.css

374 ms

kernel_main.css

kernel_main.css

378 ms

embed.css

embed.css

378 ms

template.css

template.css

554 ms

lightbox.css

lightbox.css

461 ms

slides.min.jquery.js

slides.min.jquery.js

466 ms

slider-index.js

slider-index.js

551 ms

jquery_carousel_lite.js

jquery_carousel_lite.js

552 ms

jquery.jqzoom-core.js

jquery.jqzoom-core.js

573 ms

jquery.equalheights.js

jquery.equalheights.js

573 ms

jqtransform.js

jqtransform.js

574 ms

cookie.js

cookie.js

574 ms

script.js

script.js

574 ms

system.css

system.css

99 ms

user_account.png

user_account.png

521 ms

close.png

close.png

116 ms

loading.gif

loading.gif

116 ms

prev.png

prev.png

117 ms

next.png

next.png

118 ms

logo1.png

logo1.png

113 ms

underline_phone.png

underline_phone.png

117 ms

phone_header.png

phone_header.png

184 ms

banner-1.jpg

banner-1.jpg

562 ms

banner-2.jpg

banner-2.jpg

659 ms

banner-3.jpg

banner-3.jpg

659 ms

start100long1_229x151.jpg

start100long1_229x151.jpg

184 ms

start-50-long5_229x151.jpg

start-50-long5_229x151.jpg

183 ms

atos5_229x151.jpg

atos5_229x151.jpg

270 ms

b_90_90_16777215_145_fireplaces.jpg

b_90_90_16777215_145_fireplaces.jpg

276 ms

b_90_90_16777215_143_protection.jpg

b_90_90_16777215_143_protection.jpg

276 ms

b_90_90_16777215_141_golden-autumn.png

b_90_90_16777215_141_golden-autumn.png

361 ms

b_90_90_16777215_142_samara-ca-ca.jpg

b_90_90_16777215_142_samara-ca-ca.jpg

370 ms

b_90_90_16777215_103_rostov-2.jpg

b_90_90_16777215_103_rostov-2.jpg

369 ms

b_90_90_16777215_101_asbest-pellet.jpg

b_90_90_16777215_101_asbest-pellet.jpg

452 ms

header_cart.png

header_cart.png

464 ms

Roboto-Regular.woff

Roboto-Regular.woff

514 ms

Roboto-Light.woff

Roboto-Light.woff

510 ms

Roboto-Thin.woff

Roboto-Thin.woff

590 ms

Roboto-Bold.woff

Roboto-Bold.woff

602 ms

Roboto-Black.woff

Roboto-Black.woff

697 ms

bg.png

bg.png

599 ms

top-menu-sep.png

top-menu-sep.png

673 ms

footer-top-bg.png

footer-top-bg.png

681 ms

hit

hit

272 ms

radiobgr.png

radiobgr.png

577 ms

hit

hit

130 ms

Accessibility Review

kotel74.ru accessibility score

67

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

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.

Best Practices

kotel74.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

kotel74.ru SEO score

77

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kotel74.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed English language. Our system also found out that Kotel74.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

kotel74.ru

Open Graph description is not detected on the main page of Kotel 74. 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: