5.8 sec in total
370 ms
5.2 sec
234 ms
Click here to check amazing Jazzahead content for Germany. Otherwise, check out these important facts you probably never knew about jazzahead.de
Visit jazzahead.deWe analyzed Jazzahead.de page load time and found that the first response time was 370 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
jazzahead.de performance score
name
value
score
weighting
Value6.9 s
1/100
10%
Value13.3 s
0/100
25%
Value12.3 s
3/100
10%
Value890 ms
32/100
30%
Value0.158
73/100
15%
Value13.9 s
10/100
10%
370 ms
742 ms
219 ms
1926 ms
326 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 70% of them (35 requests) were addressed to the original Jazzahead.de, 6% (3 requests) were made to Youtube.com and 6% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Jazzahead.de.
Page size can be reduced by 567.2 kB (21%)
2.7 MB
2.1 MB
In fact, the total size of Jazzahead.de main page is 2.7 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. 65% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 11.0 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. 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 11.0 kB or 74% of the original size.
Potential reduce by 50.8 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. Jazzahead images are well optimized though.
Potential reduce by 234.1 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 234.1 kB or 62% of the original size.
Potential reduce by 271.4 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. Jazzahead.de needs all CSS files to be minified and compressed as it can save up to 271.4 kB or 84% of the original size.
Number of requests can be reduced by 18 (42%)
43
25
The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jazzahead. 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 9 to 1 for CSS and as a result speed up the page load time.
jazzahead.de
370 ms
www.jazzahead.de
742 ms
stylesheet_a08ea45210.css
219 ms
WF-015670-001432.css
1926 ms
all.css
326 ms
MyFontsWebfontsKit.css
220 ms
flexslider.css
222 ms
colorbox.css
222 ms
modernizr.custom.min.js
315 ms
jquery-1.7.1.min.js
764 ms
jquery.socialshareprivacy.min.js
437 ms
jquery.colorbox.js
435 ms
jquery.flexslider-min.js
543 ms
main.min.js
441 ms
2f74c8
24 ms
2fd1e5
26 ms
main_bg.png
1963 ms
_pD_Epl2tss
99 ms
logo.png
465 ms
news.png
277 ms
facebook.png
263 ms
appstore.png
263 ms
rss.png
262 ms
twitter.png
458 ms
android-market.png
460 ms
ard.png
460 ms
radio-bremen.png
468 ms
arte-concert.png
675 ms
weser-kurier.png
676 ms
mercedes.png
789 ms
yamaha.png
682 ms
bkm.png
688 ms
swb_SpAZ_OBan_Jazzahead_2016_160x460px.jpg
1338 ms
2FD1E5_0_0.woff
1632 ms
2F74C8_2_0.woff
1556 ms
ga.js
25 ms
loading.gif
991 ms
controls.png
983 ms
bremen_erleben_de.png
1200 ms
MghF8XNYgY0
63 ms
__utm.gif
13 ms
h3BQTol31WM
95 ms
www-embed-player-vflfNyN_r.css
23 ms
www-embed-player.js
48 ms
base.js
71 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
42 ms
ad_status.js
72 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
73 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
74 ms
flexslider-icon.woff
218 ms
jazzahead.de 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.
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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
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.
jazzahead.de 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
Browser errors were logged to the console
Page has valid source maps
jazzahead.de 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
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jazzahead.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Jazzahead.de 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.
jazzahead.de
Open Graph description is not detected on the main page of Jazzahead. 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: