6.8 sec in total
1.1 sec
5.1 sec
647 ms
Welcome to symbalooedu.nl homepage info - get ready to check Symbaloo Edu best content for Netherlands right away, or after learning these important things about symbalooedu.nl
Deel gemakkelijk online content in jouw klas, bibliotheek, school en schoolkoepel. Symbaloo stroomlijnt de informatievoorziening tussen jouw schoolsystemen in de cloud
Visit symbalooedu.nlWe analyzed Symbalooedu.nl page load time and found that the first response time was 1.1 sec and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
symbalooedu.nl performance score
name
value
score
weighting
Value3.5 s
36/100
10%
Value4.4 s
40/100
25%
Value7.3 s
28/100
10%
Value1,350 ms
17/100
30%
Value0.013
100/100
15%
Value13.5 s
11/100
10%
1053 ms
21 ms
9 ms
5 ms
55 ms
Our browser made a total of 120 requests to load all elements on the main page. We found that 73% of them (87 requests) were addressed to the original Symbalooedu.nl, 3% (4 requests) were made to Youtube.com and 3% (4 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Symbalooedu.nl.
Page size can be reduced by 2.5 MB (70%)
3.6 MB
1.1 MB
In fact, the total size of Symbalooedu.nl main page is 3.6 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. 60% of websites need less resources to load. CSS take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 113.6 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 113.6 kB or 82% of the original size.
Potential reduce by 47.7 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. Symbaloo Edu images are well optimized though.
Potential reduce by 943.1 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 943.1 kB or 69% of the original size.
Potential reduce by 1.4 MB
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. Symbalooedu.nl needs all CSS files to be minified and compressed as it can save up to 1.4 MB or 87% of the original size.
Number of requests can be reduced by 72 (65%)
110
38
The browser has sent 110 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Symbaloo Edu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and from 30 to 1 for CSS and as a result speed up the page load time.
www.symbalooedu.nl
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player_api
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froogaloop2.min.js
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www-widgetapi.js
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webfont.js
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analytics.js
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css
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wp-emoji-release.min.js
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ois_reset.css
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jquery.js
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core.min.js
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datepicker.min.js
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waypoints.min.js
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symbalooedu.nl 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.
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
symbalooedu.nl 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
symbalooedu.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
NL
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Symbalooedu.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Symbalooedu.nl 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.
symbalooedu.nl
Open Graph data is detected on the main page of Symbaloo Edu. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: