Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 88

    SEO

    Google-friendlier than
    66% of websites

cersanit.com.pl

Ceramika sanitarna i wyposażenie łazienki / Cersanit

Page Load Speed

4.3 sec in total

First Response

273 ms

Resources Loaded

3.6 sec

Page Rendered

445 ms

cersanit.com.pl screenshot

About Website

Click here to check amazing Cersanit Com content. Otherwise, check out these important facts you probably never knew about cersanit.com.pl

Poznaj ofertę firmy Cersanit – lidera rynku wyposażenia łazienek. Najwyższej jakości ceramika sanitarna do nowoczesnych i klasycznych wnętrz. Inspirujące pomysły na Twoją łazienkę.

Visit cersanit.com.pl

Key Findings

We analyzed Cersanit.com.pl page load time and found that the first response time was 273 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

cersanit.com.pl performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value21.9 s

0/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value2,190 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.14

79/100

15%

TTI (Time to Interactive)

Value24.2 s

0/100

10%

Network Requests Diagram

cersanit.com.pl

273 ms

www.cersanit.com.pl

206 ms

www.cersanit.com.pl

459 ms

opoczno__default_1713334832_rII.css

271 ms

aos.css

58 ms

Our browser made a total of 125 requests to load all elements on the main page. We found that 78% of them (97 requests) were addressed to the original Cersanit.com.pl, 3% (4 requests) were made to Unpkg.com and 2% (3 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (980 ms) relates to the external source Aicc-cersanit-chat.altar.com.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 219.5 kB (7%)

Content Size

3.2 MB

After Optimization

3.0 MB

In fact, the total size of Cersanit.com.pl main page is 3.2 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. 70% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 144.5 kB

  • Original 166.0 kB
  • After minification 105.3 kB
  • After compression 21.5 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 60.7 kB, which is 37% 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 144.5 kB or 87% of the original size.

Image Optimization

-2%

Potential reduce by 44.3 kB

  • Original 2.7 MB
  • After minification 2.6 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. Cersanit Com images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 30.7 kB

  • Original 279.9 kB
  • After minification 279.9 kB
  • After compression 249.2 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 30.7 kB or 11% of the original size.

CSS Optimization

-0%

Potential reduce by 84 B

  • Original 70.2 kB
  • After minification 70.2 kB
  • After compression 70.2 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. Cersanit.com.pl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 21 (19%)

Requests Now

111

After Optimization

90

The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cersanit Com. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

cersanit.com.pl accessibility score

78

Accessibility Issues

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

Buttons do not have an accessible name

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

Some elements have a [tabindex] value greater than 0

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

[lang] attributes do not have a valid value

Best Practices

cersanit.com.pl best practices score

75

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

Missing source maps for large first-party JavaScript

SEO Factors

cersanit.com.pl SEO score

88

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

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

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cersanit.com.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 Cersanit.com.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 data is detected on the main page of Cersanit Com. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: