4.7 sec in total
248 ms
4.1 sec
323 ms
Click here to check amazing Concerti content for Germany. Otherwise, check out these important facts you probably never knew about concerti.de
concerti.de ist Deutschlands Klassik-Seite: Mit Interviews, News, Rezensionen und Kritiken sowie Termine von Künstlern der klassischen Musik & Oper.
Visit concerti.deWe analyzed Concerti.de page load time and found that the first response time was 248 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
concerti.de performance score
name
value
score
weighting
Value3.8 s
28/100
10%
Value9.6 s
0/100
25%
Value11.0 s
6/100
10%
Value4,520 ms
0/100
30%
Value0.036
100/100
15%
Value18.1 s
3/100
10%
248 ms
1080 ms
193 ms
298 ms
501 ms
Our browser made a total of 106 requests to load all elements on the main page. We found that 54% of them (57 requests) were addressed to the original Concerti.de, 19% (20 requests) were made to Static.xx.fbcdn.net and 8% (8 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Concerti.de.
Page size can be reduced by 454.2 kB (15%)
3.1 MB
2.6 MB
In fact, the total size of Concerti.de main page is 3.1 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 2.5 MB which makes up the majority of the site volume.
Potential reduce by 80.2 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 80.2 kB or 85% of the original size.
Potential reduce by 54.2 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. Concerti images are well optimized though.
Potential reduce by 285.0 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 285.0 kB or 66% of the original size.
Potential reduce by 34.7 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. Concerti.de needs all CSS files to be minified and compressed as it can save up to 34.7 kB or 83% of the original size.
Number of requests can be reduced by 64 (62%)
104
40
The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Concerti. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
concerti.de
248 ms
www.concerti.de
1080 ms
3_0_style.css
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2_0_style.css
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jquery-latest5_min.js
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google_service.js
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statlog_js.php
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google_ads.js
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gpt.js
28 ms
analytics.js
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concerti_ws_header_stern.png
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concerti_logo.png
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container.html
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ads
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likebox.php
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ads
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index.php
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offsite_event.php
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kE_Z8j4XNUS.css
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q68gy-v_YMF.js
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concerti.de accessibility score
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
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.
concerti.de 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
concerti.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Concerti.de can be misinterpreted by Google and other search engines. Our service has detected that German 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 Concerti.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.
concerti.de
Open Graph description is not detected on the main page of Concerti. 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: