4.3 sec in total
220 ms
3.2 sec
927 ms
Click here to check amazing Luminus content for Belgium. Otherwise, check out these important facts you probably never knew about luminus.be
Luminus is energieleverancier van gas en elektriciteit in België. Bezoek onze website en ontdek onze diensten en producten.
Visit luminus.beWe analyzed Luminus.be page load time and found that the first response time was 220 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
luminus.be performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value10.6 s
0/100
25%
Value9.6 s
11/100
10%
Value3,370 ms
2/100
30%
Value0.257
48/100
15%
Value19.5 s
2/100
10%
220 ms
262 ms
52 ms
26 ms
45 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 62% of them (31 requests) were addressed to the original Luminus.be, 16% (8 requests) were made to Service.force.com and 8% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Luminus.be.
Page size can be reduced by 155.6 kB (19%)
808.1 kB
652.5 kB
In fact, the total size of Luminus.be main page is 808.1 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. 55% of websites need less resources to load. Images take 559.9 kB which makes up the majority of the site volume.
Potential reduce by 68.4 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 13.4 kB, which is 16% 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 68.4 kB or 81% of the original size.
Potential reduce by 0 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. Luminus images are well optimized though.
Potential reduce by 87.3 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 87.3 kB or 55% of the original size.
Potential reduce by 9 B
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. Luminus.be has all CSS files already compressed.
Number of requests can be reduced by 16 (37%)
43
27
The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Luminus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.
www.luminus.be
220 ms
262 ms
css2
52 ms
CssUIToolkit
26 ms
tp.widget.bootstrap.min.js
45 ms
JsUIToolkit
41 ms
Js
317 ms
esw.min.js
366 ms
_Incapsula_Resource
44 ms
gtm.js
575 ms
Welk-energiecontract-past-bij-jouw-bedrijf-600x600.webp
955 ms
Lumiworld-veranderlijke-energieprijzen-prix-de-lenergie-volatils-600x600.webp
814 ms
shutterstock_1088174255-600x600.webp
994 ms
luminus-RGB.svg
240 ms
res-maxx-fix.jpg
257 ms
icons_charging-terminal.svg
256 ms
icons_technician.svg
400 ms
icons_heat-pump.svg
403 ms
icons_energycontrol-monitor.svg
402 ms
icons_green-energy.svg
401 ms
icons_solar.svg
406 ms
icons_battery.svg
405 ms
oval.svg
478 ms
energycontrolmonitor.jpg
925 ms
extras-image-gamma-2024.jpg
1173 ms
web-extras-partners-gamma-logo.png
519 ms
extras-banner-bol_com.jpg
520 ms
extras-logo-bol_com.png
726 ms
extras-banner-zalando.jpg
610 ms
extras-logo-zalando.png
585 ms
header_image_slim_verhuizen_v2.jpg
913 ms
vcta_couple_checking_invoices.jpg
1148 ms
appstore-nl.png
718 ms
googleplay-nl.png
826 ms
header_res_pv_promo2024_frnl.jpg
2036 ms
lum-loading-150x50.gif
1083 ms
QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K0nXNig.ttf
210 ms
QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32KxfXNig.ttf
263 ms
QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K5fQNig.ttf
357 ms
QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K67QNig.ttf
356 ms
icons.woff
966 ms
common.min.js
169 ms
_Incapsula_Resource
686 ms
esw.min.css
131 ms
liveagent.esw.min.js
151 ms
uc.js
78 ms
esw.html
26 ms
eswFrame.min.js
2 ms
session.esw.min.js
3 ms
broadcast.esw.min.js
2 ms
luminus.be accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
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
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.
luminus.be 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
luminus.be 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
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Luminus.be can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Luminus.be 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.
luminus.be
Open Graph description is not detected on the main page of Luminus. 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: