2.5 sec in total
275 ms
2.1 sec
120 ms
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Visit sport-energy.nlWe analyzed Sport-energy.nl page load time and found that the first response time was 275 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
sport-energy.nl performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value6.4 s
9/100
25%
Value11.1 s
6/100
10%
Value0 ms
100/100
30%
Value0.066
97/100
15%
Value4.8 s
79/100
10%
275 ms
793 ms
170 ms
168 ms
163 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 95% of them (37 requests) were addressed to the original Sport-energy.nl, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (793 ms) belongs to the original domain Sport-energy.nl.
Page size can be reduced by 353.2 kB (56%)
636.0 kB
282.7 kB
In fact, the total size of Sport-energy.nl main page is 636.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Javascripts take 420.9 kB which makes up the majority of the site volume.
Potential reduce by 13.7 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 2.2 kB, which is 13% 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 13.7 kB or 79% of the original size.
Potential reduce by 151 B
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. Sport Energy images are well optimized though.
Potential reduce by 325.6 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 325.6 kB or 77% of the original size.
Potential reduce by 13.8 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. Sport-energy.nl needs all CSS files to be minified and compressed as it can save up to 13.8 kB or 82% of the original size.
Number of requests can be reduced by 16 (44%)
36
20
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sport Energy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
sport-energy.nl
275 ms
www.sport-energy.nl
793 ms
prototype.js
170 ms
effects.js
168 ms
slideshow.js
163 ms
spin.css
165 ms
highslide.css
163 ms
StyleSheet.css
166 ms
swfobject.js
242 ms
Engine.js
243 ms
AC_RunActiveContent.js
244 ms
AC_ActiveX.js
245 ms
spin.js
246 ms
serviceContext.js
247 ms
highslide-full.js
409 ms
Transmenu.css
319 ms
Transmenu.js
324 ms
xajax_js.js
323 ms
xajax_core.js
330 ms
top_right_01_2_sportenergieshop.jpg
82 ms
top_right_02_aloeverashop_2.jpg
87 ms
transparant.gif
87 ms
KNOP_Dispencer.gif
86 ms
KNOP_Info_aanvraag.gif
83 ms
KNOP_Product_sheet.gif
88 ms
KNOP_Bestellen.gif
161 ms
LP_support.gif
162 ms
PK3.gif
162 ms
bottom_left.jpg
163 ms
bottom_kn_pktrading.jpg
163 ms
bottom_kn_contact.jpg
164 ms
bottom_right.jpg
240 ms
Back_menu.jpg
392 ms
content_back.jpg
469 ms
ga.js
5 ms
__utm.gif
12 ms
rounded-white.png
82 ms
zoomout.cur
84 ms
loader.white.gif
85 ms
sport-energy.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
Document doesn't have a <title> element
sport-energy.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
sport-energy.nl SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Document doesn't have a <title> element
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
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sport-energy.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch 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 Sport-energy.nl main page’s claimed encoding is iso-8859-1. 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.
sport-energy.nl
Open Graph description is not detected on the main page of Sport Energy. 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: