3.7 sec in total
669 ms
2.9 sec
197 ms
Welcome to centrumoze.pl homepage info - get ready to check Centrumoze best content right away, or after learning these important things about centrumoze.pl
Web site created using create-react-app
Visit centrumoze.plWe analyzed Centrumoze.pl page load time and found that the first response time was 669 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
centrumoze.pl performance score
name
value
score
weighting
Value6.5 s
2/100
10%
Value12.7 s
0/100
25%
Value16.6 s
0/100
10%
Value180 ms
92/100
30%
Value1.206
1/100
15%
Value6.9 s
54/100
10%
669 ms
10 ms
22 ms
292 ms
224 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 87% of them (41 requests) were addressed to the original Centrumoze.pl, 4% (2 requests) were made to Google-analytics.com and 4% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Centrumoze.pl.
Page size can be reduced by 57.7 kB (68%)
85.5 kB
27.8 kB
In fact, the total size of Centrumoze.pl main page is 85.5 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. 40% of websites need less resources to load. Javascripts take 52.9 kB which makes up the majority of the site volume.
Potential reduce by 25.7 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 25.7 kB or 79% of the original size.
Potential reduce by 32.0 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 32.0 kB or 60% of the original size.
Number of requests can be reduced by 21 (50%)
42
21
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centrumoze. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
centrumoze.pl
669 ms
analytics.js
10 ms
css
22 ms
style.min.css
292 ms
naturalnie.css
224 ms
modernizr.custom.min.js
197 ms
front.css
216 ms
styles.css
214 ms
select2.css
200 ms
style.css
394 ms
style.css
394 ms
jquery.js
520 ms
jquery-migrate.min.js
411 ms
jquery.form.min.js
437 ms
scripts.js
484 ms
select2.min.js
795 ms
jquery.cycle2.min.js
698 ms
jquery.cycle2.carousel.min.js
689 ms
jquery.cycle2.swipe.min.js
685 ms
client.js
684 ms
collect
14 ms
collect
59 ms
wp-emoji-release.min.js
407 ms
logo_centrum-oze_frame.png
336 ms
BANNER_SG1.jpg
815 ms
sprawdz_nasze_realizacje_header.jpg
919 ms
dotacje-prosument-fotowoltaika-instalacje-dachowe-farmy-pv-pompy-ciepla_SG-960x450.png
926 ms
rownolegle_wytwarzanie_cieplo_prad-baner.jpg
729 ms
autoryzowany_przedstawiciel_ecoforest1.jpg
919 ms
baner-wyprzedaze1.jpg
1003 ms
header_ogrzej-dom.png
932 ms
001-306x183.jpg
1020 ms
header_podgrzej-wode.png
1134 ms
008-306x183.jpg
1117 ms
header_zarabiaj-na-oze.png
1131 ms
009-306x183.jpg
1137 ms
product-group_fotowoltaika.png
1209 ms
product-group_kotly-kominki-piece.png
1231 ms
product-group_pompy-ciepla.png
1331 ms
product-group_kolektory-sloneczne.png
1328 ms
product-group_rekuperacja-wentylacja.png
1356 ms
prefixfree.min.js
1348 ms
coze_app.min.js
1609 ms
Z-FsjIS3sPD5Zt6xiv44RxsxEYwM7FgeyaSgU71cLG0.woff
7 ms
CIKqu0ZApWLrJojeHmT3SQ.woff
14 ms
foundation-icons.woff
1497 ms
prefixfree.min.js
197 ms
centrumoze.pl accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
List items (<li>) are not contained within <ul> or <ol> parent elements.
centrumoze.pl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
centrumoze.pl SEO score
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
Document uses legible font sizes
N/A
PL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centrumoze.pl can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Polish. Our system also found out that Centrumoze.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.
centrumoze.pl
Open Graph data is detected on the main page of Centrumoze. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: