5.3 sec in total
492 ms
4.4 sec
402 ms
Welcome to bck.bielsko.pl homepage info - get ready to check BCK Bielsko best content for Poland right away, or after learning these important things about bck.bielsko.pl
BCK - Bielskie Centrum Kultury - Dom Muzyki
Visit bck.bielsko.plWe analyzed Bck.bielsko.pl page load time and found that the first response time was 492 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
bck.bielsko.pl performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value11.4 s
0/100
25%
Value8.5 s
18/100
10%
Value1,350 ms
17/100
30%
Value0.11
87/100
15%
Value13.1 s
12/100
10%
492 ms
682 ms
121 ms
335 ms
336 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 81% of them (55 requests) were addressed to the original Bck.bielsko.pl, 4% (3 requests) were made to S.ytimg.com and 3% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Bck.bielsko.pl.
Page size can be reduced by 552.8 kB (16%)
3.4 MB
2.8 MB
In fact, the total size of Bck.bielsko.pl main page is 3.4 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. 70% of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.
Potential reduce by 22.5 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 4.3 kB, which is 15% 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 22.5 kB or 76% of the original size.
Potential reduce by 121.5 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. BCK Bielsko images are well optimized though.
Potential reduce by 187.4 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 187.4 kB or 69% of the original size.
Potential reduce by 221.4 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. Bck.bielsko.pl needs all CSS files to be minified and compressed as it can save up to 221.4 kB or 82% of the original size.
Number of requests can be reduced by 32 (50%)
64
32
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BCK 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 11 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.
bck.bielsko.pl
492 ms
www.bck.bielsko.pl
682 ms
reset.css
121 ms
brand.css
335 ms
core.css
336 ms
jquery-1.8.1.min.js
4 ms
jquery.cycle.all.js
341 ms
jquery.cookie.js
349 ms
bck.lib.js
348 ms
styleswitcher.js
236 ms
bck.dom.scripts.js
355 ms
reusable.css
115 ms
layouts.css
115 ms
navigation.css
130 ms
components.css
129 ms
modules.css
137 ms
wrapper-bg.png
1285 ms
logo-blink.png
122 ms
bck-logo.png
247 ms
aside-bg.png
896 ms
box-blink.png
117 ms
getthumb.php
352 ms
getthumb.php
387 ms
ico-phone.png
246 ms
ico-env.png
366 ms
bip.png
361 ms
icoFontDefault.png
385 ms
icoFontBigger.png
478 ms
icoFontBiggest.png
483 ms
icoContrast2.png
496 ms
icoContrast1.png
497 ms
icoContrast3.png
595 ms
icoContrast4.png
599 ms
uk-flag.png
608 ms
ico-search.png
607 ms
promo-blink.png
713 ms
1454662244.jpg
1522 ms
1454662238.jpg
1375 ms
1454662231.jpg
1487 ms
1454662221.jpg
1755 ms
1457336482.jpg
1111 ms
1457123502.jpg
1225 ms
promo-small-blink.png
1339 ms
box-blink-video.png
1396 ms
logo_fkp1.png
1451 ms
logo_jj_s.png
1487 ms
logo_sacrum_top_s.png
1513 ms
sponsorzy.png
1564 ms
facebook-logo.png
1601 ms
all.js
30 ms
wz5TMhPT0Zw
95 ms
153 ms
xd_arbiter.php
30 ms
xd_arbiter.php
35 ms
www-embed-player-vflfNyN_r.css
34 ms
www-embed-player.js
57 ms
base.js
105 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
54 ms
ad_status.js
30 ms
2UX7WLTfW3W8TclTUvlFyQ.woff
23 ms
RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff
25 ms
black-white.css
120 ms
white-black.css
120 ms
black-yellow.css
120 ms
yellow-black.css
120 ms
cz_default.css
121 ms
cz_bigger.css
121 ms
cz_biggest.css
120 ms
bck.bielsko.pl accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
button, link, and menuitem elements do not have accessible names.
[aria-hidden="true"] elements contain focusable descendents
ARIA IDs are not unique
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
bck.bielsko.pl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
bck.bielsko.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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 Bck.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 Bck.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.
bck.bielsko.pl
Open Graph description is not detected on the main page of BCK 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: