Tools & Wizards About Us
heatboiler.ru screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

heatboiler.ru

Магазин систем отопления ХИТБОЙЛЕР

Page Load Speed

6.2 sec in total

First Response

497 ms

Resources Loaded

5.6 sec

Page Rendered

174 ms

heatboiler.ru screenshot

About Website

Welcome to heatboiler.ru homepage info - get ready to check Heatboiler best content for Russia right away, or after learning these important things about heatboiler.ru

Водонагреватели. Котельное и насосное оборудование. Мы предлагаем широкий ассортимент отопительных систем по адекватным ценам.

Visit heatboiler.ru

Key Findings

We analyzed Heatboiler.ru page load time and found that the first response time was 497 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

heatboiler.ru performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value13.1 s

2/100

10%

TBT (Total Blocking Time)

Value2,990 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.057

98/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

Network Requests Diagram

heatboiler.ru

497 ms

heatboiler.ru

681 ms

all.css

32 ms

ui.design-tokens.css

123 ms

ui.font.opensans.css

245 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 89% of them (116 requests) were addressed to the original Heatboiler.ru, 2% (3 requests) were made to and 2% (3 requests) were made to Mc.yandex.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Heatboiler.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 585.8 kB (13%)

Content Size

4.4 MB

After Optimization

3.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Heatboiler.ru main page is 4.4 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. 65% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 85.0 kB

  • Original 103.7 kB
  • After minification 91.3 kB
  • After compression 18.7 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. This page needs HTML code to be minified as it can gain 12.4 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 85.0 kB or 82% of the original size.

Image Optimization

-11%

Potential reduce by 398.7 kB

  • Original 3.6 MB
  • After minification 3.2 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. Obviously, Heatboiler needs image optimization as it can save up to 398.7 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-18%

Potential reduce by 97.8 kB

  • Original 531.0 kB
  • After minification 480.8 kB
  • After compression 433.2 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 97.8 kB or 18% of the original size.

CSS Optimization

-2%

Potential reduce by 4.3 kB

  • Original 174.0 kB
  • After minification 173.5 kB
  • After compression 169.7 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. Heatboiler.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 48 (39%)

Requests Now

122

After Optimization

74

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heatboiler. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

heatboiler.ru

heatboiler.ru

497 ms

heatboiler.ru

heatboiler.ru

681 ms

all.css

all.css

32 ms

ui.design-tokens.css

ui.design-tokens.css

123 ms

ui.font.opensans.css

ui.font.opensans.css

245 ms

main.popup.bundle.css

main.popup.bundle.css

362 ms

animation.css

animation.css

364 ms

font-awesome.css

font-awesome.css

366 ms

page_c5c8fb54ec1fc6260ab2a35d578b7e35_v1.css

page_c5c8fb54ec1fc6260ab2a35d578b7e35_v1.css

368 ms

popup.css

popup.css

367 ms

template_d4d90f93e0472b5fe199d83ce9828022_v1.css

template_d4d90f93e0472b5fe199d83ce9828022_v1.css

743 ms

core.js

core.js

846 ms

protobuf.js

protobuf.js

738 ms

model.js

model.js

484 ms

rest.client.js

rest.client.js

487 ms

pull.client.js

pull.client.js

503 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

727 ms

ajax.js

ajax.js

610 ms

pageobject.js

pageobject.js

625 ms

core_window.js

core_window.js

869 ms

main.popup.bundle.js

main.popup.bundle.js

763 ms

core_fx.js

core_fx.js

868 ms

script_public.js

script_public.js

873 ms

effects.js

effects.js

874 ms

jquery.browser.min.js

jquery.browser.min.js

874 ms

underscore-min.js

underscore-min.js

964 ms

jquery.scrollTo.min.js

jquery.scrollTo.min.js

967 ms

slick.min.js

slick.min.js

977 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

979 ms

script.js

script.js

988 ms

jqModal.js

jqModal.js

992 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

1084 ms

jquery.maskedinput-1.2.2.js

jquery.maskedinput-1.2.2.js

1087 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

1099 ms

jquery.validate.js

jquery.validate.js

1099 ms

equalize.min.js

equalize.min.js

1109 ms

jquery.alphanumeric.js

jquery.alphanumeric.js

1112 ms

jquery.cookie.js

jquery.cookie.js

1204 ms

js

js

65 ms

main.js

main.js

1206 ms

custom.js

custom.js

1103 ms

ba.js

ba.js

288 ms

tag.js

tag.js

952 ms

call.tracker.js

call.tracker.js

713 ms

button_icons.png

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145 ms

slider_pagination.png

slider_pagination.png

143 ms

arrows_big.png

arrows_big.png

143 ms

like_icons.png

like_icons.png

146 ms

arrows_small.png

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146 ms

sort_icons.png

sort_icons.png

144 ms

logo2.png

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241 ms

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241 ms

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363 ms

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244 ms

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245 ms

drazzz.jpg

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362 ms

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362 ms

S_Tank.jpg

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609 ms

Ariston_genus.jpg

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366 ms

evo_hp.jpg

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370 ms

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481 ms

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482 ms

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492 ms

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602 ms

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609 ms

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722 ms

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723 ms

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731 ms

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731 ms

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739 ms

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843 ms

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844 ms

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852 ms

comfort.jpg

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838 ms

8zMGlvZHYrA4pwA9VxhcO5PEAutyyMG7lBRBsAkWAzJgAAAVNOLZMAAA==

8zMGlvZHYrA4pwA9VxhcO5PEAutyyMG7lBRBsAkWAzJgAAAVNOLZMAAA==

8 ms

KKJBvVpNlmAAAAAFTFsZsAAA=

KKJBvVpNlmAAAAAFTFsZsAAA=

4 ms

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719 ms

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722 ms

kp.jpg

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894 ms

vodomet.jpg

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894 ms

JP5.jpg

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896 ms

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896 ms

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896 ms

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848 ms

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850 ms

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1414 ms

monaco.jpg

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979 ms

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2924 ms

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751 ms

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846 ms

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847 ms

ariston_thermo.jpg

ariston_thermo.jpg

869 ms

aeg.png

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959 ms

logobosch.jpg

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849 ms

SFA_saninasosy.jpg

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865 ms

baltgaz.jpg

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876 ms

garanterm.jpg

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962 ms

gorenje.jpg

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958 ms

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865 ms

djileks.jpg

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879 ms

grundfos.jpg

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960 ms

viessmann_1.gif

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vaillant.jpg

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oso_hotwater146_large.jpg

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buderus_logo_4c.jpg

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960 ms

termex_logo.jpg

termex_logo.jpg

980 ms

vk.png

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989 ms

facebook.png

facebook.png

933 ms

twitter.png

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958 ms

magnifier.png

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979 ms

phone.png

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990 ms

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arrow_down.png

863 ms

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893 ms

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777 ms

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163 ms

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139 ms

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1

138 ms

Accessibility Review

heatboiler.ru accessibility score

63

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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 [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

High

Links do not have a discernible name

Best Practices

heatboiler.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

Displays images with incorrect aspect ratio

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

SEO Factors

heatboiler.ru 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

    N/A

  • Encoding

    UTF-8

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

heatboiler.ru

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