7.2 sec in total
461 ms
5.9 sec
852 ms
Welcome to jazzclub.by homepage info - get ready to check Jazzclub best content for Belarus right away, or after learning these important things about jazzclub.by
Джаз музыка в Минске - лучшие исполнители джаза выступают на сцене джаз клуба. Рок и модерн джаз группы 2016.
Visit jazzclub.byWe analyzed Jazzclub.by page load time and found that the first response time was 461 ms and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
jazzclub.by performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value26.5 s
0/100
25%
Value15.1 s
1/100
10%
Value1,070 ms
25/100
30%
Value0.006
100/100
15%
Value18.7 s
3/100
10%
461 ms
841 ms
295 ms
27 ms
752 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 66% of them (29 requests) were addressed to the original Jazzclub.by, 9% (4 requests) were made to Openstat.net and 7% (3 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (4.5 sec) belongs to the original domain Jazzclub.by.
Page size can be reduced by 490.5 kB (13%)
3.7 MB
3.2 MB
In fact, the total size of Jazzclub.by main page is 3.7 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. 45% of websites need less resources to load. Images take 3.1 MB which makes up the majority of the site volume.
Potential reduce by 37.0 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 9.1 kB, which is 20% 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 37.0 kB or 80% of the original size.
Potential reduce by 99.4 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. Jazzclub images are well optimized though.
Potential reduce by 149.2 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 149.2 kB or 61% of the original size.
Potential reduce by 204.9 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. Jazzclub.by needs all CSS files to be minified and compressed as it can save up to 204.9 kB or 83% of the original size.
Number of requests can be reduced by 12 (29%)
41
29
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jazzclub. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
jazzclub.by
461 ms
www.jazzclub.by
841 ms
style000.css
295 ms
jquery.min.js
27 ms
bg_20100.jpg
752 ms
vkontakte.png
303 ms
facebook.png
303 ms
mail.png
303 ms
youtube.png
303 ms
bg6_1000.jpg
304 ms
bg130000.jpg
446 ms
bg7_1000.jpg
448 ms
%D0%BD%D0%B5%D0%B4%D0%B0.jpg
3451 ms
%D0%9C%D0%B0%D1%8D%D1%81%D1%82%D1%80%D0%BE%20%D0%91%D0%B5%D0%BB%D0%BE%D1%80%D1%83%D1%81%D1%81%D0%BA%D0%BE%D0%B3%D0%BE%20%D0%94%D0%B6%D0%B0%D0%B7%D0%B0%20%D0%95%D0%B2%D0%B3%D0%B5%D0%BD%D0%B8%D0%B9%20%D0%92%D0%BB%D0%B0%D0%B4%D0%B8%D0%BC%D0%B8%D1%80%D0%BE%D0%B2%20&%20BARRELHOUSE%20STAGE%20BAND.JPG
2744 ms
%D0%9C%D0%B8%D1%88%D0%B5%D0%BB%D1%8C%20%D0%A5%D0%B5%D0%BD%D0%B4%D1%80%D0%B8%D0%BA%D1%81%20%D1%84%D0%BE%D1%82%D0%BE%204.jpg
1040 ms
img2-4.jpg
4452 ms
2.JPG
3710 ms
30.JPG
3901 ms
foto1.jpg
2337 ms
foto1.jpg
4266 ms
81.JPG
3337 ms
15.JPG
3664 ms
1.JPG
3894 ms
3.jpg
4111 ms
banbot.gif
3858 ms
cnt.js
262 ms
ga.js
22 ms
qkYSHrblNEs
98 ms
gIgHI2dcGtE
152 ms
f-KUoyNSsPM
176 ms
bg200000.png
3982 ms
bg300000.png
4018 ms
bg400000.jpg
4025 ms
bg500000.jpg
4130 ms
bg_dots.png
4166 ms
__utm.gif
16 ms
www-embed-player-vflfNyN_r.css
58 ms
www-embed-player.js
81 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
28 ms
ad_status.js
28 ms
2373687.js
123 ms
cnt
124 ms
f.gif
128 ms
_8MpU_uNQ-qaCDQSCaEiQg
119 ms
jazzclub.by 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
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
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.
jazzclub.by best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Requests the notification permission on page load
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
jazzclub.by 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
RU
N/A
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jazzclub.by can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 Jazzclub.by main page’s claimed encoding is windows-1251. 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.
jazzclub.by
Open Graph description is not detected on the main page of Jazzclub. 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: