2.8 sec in total
551 ms
2.1 sec
145 ms
Welcome to rok.bielsko.pl homepage info - get ready to check Rok Bielsko best content for Poland right away, or after learning these important things about rok.bielsko.pl
Regionalny Ośrodek Kultury w Bielsku-Białej jest instytucją kultury samorządu województwa śląskiego. Obecną nazwę nosi od września 2000 roku. Wcześniej był Wojewódzkim Ośrodkiem Kultury (od 1989 r.), ...
Visit rok.bielsko.plWe analyzed Rok.bielsko.pl page load time and found that the first response time was 551 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
rok.bielsko.pl performance score
name
value
score
weighting
Value4.1 s
22/100
10%
Value11.3 s
0/100
25%
Value17.4 s
0/100
10%
Value1,150 ms
22/100
30%
Value0.073
96/100
15%
Value17.9 s
3/100
10%
551 ms
161 ms
240 ms
248 ms
359 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 94% of them (34 requests) were addressed to the original Rok.bielsko.pl, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Rok.bielsko.pl.
Page size can be reduced by 69.5 kB (44%)
158.0 kB
88.5 kB
In fact, the total size of Rok.bielsko.pl main page is 158.0 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. 20% of websites need less resources to load. Javascripts take 67.8 kB which makes up the majority of the site volume.
Potential reduce by 23.5 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. 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 23.5 kB or 79% of the original size.
Potential reduce by 7.5 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. Obviously, Rok Bielsko needs image optimization as it can save up to 7.5 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 31.6 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 31.6 kB or 47% of the original size.
Potential reduce by 6.9 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. Rok.bielsko.pl needs all CSS files to be minified and compressed as it can save up to 6.9 kB or 80% of the original size.
Number of requests can be reduced by 16 (53%)
30
14
The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rok Bielsko. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
rok.bielsko.pl
551 ms
main.css
161 ms
cookies-notification.css
240 ms
milonic_src.js
248 ms
mmenudom.js
359 ms
menu_data.js
249 ms
hdr-logo.gif
390 ms
flag-uk.gif
276 ms
cookies-notification.js
322 ms
hdr-bckgrnd.gif
119 ms
hdr-motif-index.jpg
356 ms
aktualnosci_243_145396160955238_thumb
157 ms
aktualnosci_244_145404644780710_thumb
235 ms
aktualnosci_242_145320384460764_thumb
404 ms
aktualnosci_240_145026682533320_thumb
236 ms
aktualnosci_12_130449078374166
1288 ms
banner-silesiakultura.pl-v3-bw.gif
409 ms
banner-140526-etnobeskidy-pl.gif
407 ms
banner-relacje-interpretacje.gif
405 ms
banner-120411-kocurzonka.png
473 ms
logo-bip.gif
525 ms
banner-151028-tkb.gif
525 ms
banner-151028-kkws.gif
527 ms
logo_kd_foot_i.gif
528 ms
btn-i-tkb.gif
1048 ms
btn-i-galeriasztuki.gif
1045 ms
btn-i-imprezy.gif
1046 ms
btn-i-szkoleniawarsztaty.gif
1044 ms
btn-i-wydawnictwa.gif
1044 ms
btn-i-aktualnosci.gif
1161 ms
btn-i-onas.gif
1161 ms
btn-i-kontakt.gif
1164 ms
foot-line.gif
1161 ms
foot-gradient.gif
1164 ms
ga.js
9 ms
__utm.gif
12 ms
rok.bielsko.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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
rok.bielsko.pl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
rok.bielsko.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document uses legible font sizes
Tap targets are not sized appropriately
PL
N/A
ISO-8859-2
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rok.bielsko.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 Rok.bielsko.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.
rok.bielsko.pl
Open Graph description is not detected on the main page of Rok Bielsko. 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: