Report Summary

  • 57

    Performance

    Renders faster than
    73% of other websites

  • 41

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 42

    Best Practices

    More advanced features
    available than in
    28% of websites

  • 85

    SEO

    Google-friendlier than
    62% of websites

masterheaters.pl

Nagrzewnice Master.

Page Load Speed

7 sec in total

First Response

345 ms

Resources Loaded

6.5 sec

Page Rendered

200 ms

masterheaters.pl screenshot

About Website

Visit masterheaters.pl now to see the best up-to-date Master Heaters content for Poland and also check out these interesting facts you probably never knew about masterheaters.pl

Nagrzewnice Master.

Visit masterheaters.pl

Key Findings

We analyzed Masterheaters.pl page load time and found that the first response time was 345 ms and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster. This domain responded with an error, which can significantly jeopardize Masterheaters.pl rating and web reputation

Performance Metrics

masterheaters.pl performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

Network Requests Diagram

masterheaters.pl

345 ms

www.masterheaters.pl

642 ms

common.js

121 ms

plugins.js

239 ms

prototype.lite.js

258 ms

Our browser made a total of 125 requests to load all elements on the main page. We found that 84% of them (105 requests) were addressed to the original Masterheaters.pl, 6% (8 requests) were made to Apis.google.com and 2% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Masterheaters.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 952.9 kB (66%)

Content Size

1.4 MB

After Optimization

489.8 kB

In fact, the total size of Masterheaters.pl main page is 1.4 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. 55% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 16.7 kB

  • Original 22.4 kB
  • After minification 20.8 kB
  • After compression 5.8 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 16.7 kB or 74% of the original size.

Image Optimization

-6%

Potential reduce by 16.3 kB

  • Original 270.1 kB
  • After minification 253.8 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. Master Heaters images are well optimized though.

JavaScript Optimization

-80%

Potential reduce by 851.6 kB

  • Original 1.1 MB
  • After minification 702.4 kB
  • After compression 214.7 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 851.6 kB or 80% of the original size.

CSS Optimization

-81%

Potential reduce by 68.3 kB

  • Original 83.9 kB
  • After minification 72.2 kB
  • After compression 15.5 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. Masterheaters.pl needs all CSS files to be minified and compressed as it can save up to 68.3 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 58 (50%)

Requests Now

117

After Optimization

59

The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Master Heaters. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

masterheaters.pl accessibility score

41

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

masterheaters.pl best practices score

42

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

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

masterheaters.pl SEO score

85

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

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

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Masterheaters.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Masterheaters.pl 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 Master Heaters. 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: