Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

oknacennik.pl

Okna PCV cennik, Ceny Okien plastikowych - porównanie okien, opinie

Page Load Speed

2.8 sec in total

First Response

410 ms

Resources Loaded

2 sec

Page Rendered

391 ms

oknacennik.pl screenshot

About Website

Click here to check amazing Okna Cennik content for Poland. Otherwise, check out these important facts you probably never knew about oknacennik.pl

Cennik okien pcv - okna pcv cennik. Nasz cennik okien to zawsze aktualna dawka informacji na temat ceny okien pcv.Nasz okna cennik jest zawsze i tylko korzystny dla naszych klientów.

Visit oknacennik.pl

Key Findings

We analyzed Oknacennik.pl page load time and found that the first response time was 410 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

oknacennik.pl performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value5.2 s

59/100

10%

TBT (Total Blocking Time)

Value1,570 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.3 s

61/100

10%

Network Requests Diagram

oknacennik.pl

410 ms

styleshit.css

124 ms

stylee.css

241 ms

plusone.js

67 ms

jquery-1.6.js

27 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 65% of them (60 requests) were addressed to the original Oknacennik.pl, 11% (10 requests) were made to Static.xx.fbcdn.net and 9% (8 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (966 ms) belongs to the original domain Oknacennik.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 68.2 kB (7%)

Content Size

953.5 kB

After Optimization

885.3 kB

In fact, the total size of Oknacennik.pl main page is 953.5 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. 60% of websites need less resources to load. Images take 885.7 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 24.5 kB

  • Original 32.3 kB
  • After minification 30.0 kB
  • After compression 7.8 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 24.5 kB or 76% of the original size.

Image Optimization

-4%

Potential reduce by 32.0 kB

  • Original 885.7 kB
  • After minification 853.6 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. Okna Cennik images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 7.5 kB

  • Original 30.0 kB
  • After minification 29.7 kB
  • After compression 22.6 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 7.5 kB or 25% of the original size.

CSS Optimization

-77%

Potential reduce by 4.2 kB

  • Original 5.5 kB
  • After minification 4.4 kB
  • After compression 1.3 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. Oknacennik.pl needs all CSS files to be minified and compressed as it can save up to 4.2 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (29%)

Requests Now

89

After Optimization

63

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Okna Cennik. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

oknacennik.pl accessibility score

83

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

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

oknacennik.pl 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

SEO Factors

oknacennik.pl SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-2

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oknacennik.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish 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 Oknacennik.pl main page’s claimed encoding is iso-8859-2. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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