5.3 sec in total
587 ms
4.1 sec
684 ms
Welcome to isosun.nl homepage info - get ready to check Iso Sun best content right away, or after learning these important things about isosun.nl
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Visit isosun.nlWe analyzed Isosun.nl page load time and found that the first response time was 587 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
isosun.nl performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value16.0 s
0/100
25%
Value19.1 s
0/100
10%
Value2,590 ms
4/100
30%
Value0.652
9/100
15%
Value21.0 s
1/100
10%
587 ms
168 ms
171 ms
180 ms
261 ms
Our browser made a total of 84 requests to load all elements on the main page. We found that 69% of them (58 requests) were addressed to the original Isosun.nl, 8% (7 requests) were made to Google.com and 6% (5 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Isosun.nl.
Page size can be reduced by 1.1 MB (41%)
2.6 MB
1.5 MB
In fact, the total size of Isosun.nl main page is 2.6 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. 55% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 35.9 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 35.9 kB or 77% of the original size.
Potential reduce by 200.6 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. Obviously, Iso Sun needs image optimization as it can save up to 200.6 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 488.4 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 488.4 kB or 68% of the original size.
Potential reduce by 334.1 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. Isosun.nl needs all CSS files to be minified and compressed as it can save up to 334.1 kB or 84% of the original size.
Number of requests can be reduced by 42 (55%)
77
35
The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Iso Sun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.
www.isosun.nl
587 ms
style.css
168 ms
wpgmp-frontend.css
171 ms
layerslider.css
180 ms
jquery.js
261 ms
jquery-migrate.min.js
184 ms
jsapi
29 ms
wpgmp-google-map.js
184 ms
jquery.cycle.all.js
345 ms
scripts.js
342 ms
layerslider.kreaturamedia.jquery.js
351 ms
jquery-easing-1.3.js
349 ms
jquerytransit.js
357 ms
layerslider.transitions.js
424 ms
layerslider.custom.transitions.js
507 ms
easy-columns.css
507 ms
formreset.css
507 ms
datepicker.css
523 ms
formsmain.css
524 ms
readyclass.css
591 ms
browsers.css
667 ms
api.js
86 ms
gf-no-captcha-recaptcha-public.js
675 ms
css_reset.css
525 ms
wp-emoji-release.min.js
166 ms
analytics.js
18 ms
v2.js
408 ms
isosun_bv_logo.png
246 ms
menu-button.png
180 ms
slider-11.jpg
512 ms
slider-9.jpg
549 ms
slider-4.jpg
731 ms
slider-2.jpg
776 ms
steenwol-product.png
709 ms
knauf-product1.png
876 ms
parels-product.png
1005 ms
rechts-offerteaanvraag.jpg
871 ms
nederland_hover.png
885 ms
logo-iko.png
911 ms
logo-venin.png
941 ms
logo-mmm.png
1031 ms
logo_isso.jpg
1124 ms
icon-arrows-left.png
1042 ms
icon-arrows-right.png
1095 ms
gtm.js
92 ms
header_bg.png
1404 ms
icon-mail.png
1168 ms
icon-phone.png
1195 ms
icon-facebook.png
1197 ms
icon-twitter.png
1261 ms
search.png
1289 ms
details-bg.png
1749 ms
collect
80 ms
collect
141 ms
icon-arrow.png
1275 ms
sidebar-bg.png
1286 ms
sidebar-bg-winkel-left.png
1348 ms
sidebar-bg-winkel-right.png
1373 ms
vink-groen.png
1441 ms
icon-phone-form.png
1442 ms
Kme8G0onELk
144 ms
dinpro-regular-webfont.woff
1658 ms
recaptcha__fr.js
65 ms
conversion_async.js
92 ms
ga-audiences
21 ms
www-embed-player-vflfNyN_r.css
67 ms
www-embed-player.js
100 ms
16 ms
Lrq7Jibxdtv2QOPyDSqncpDfQFNs3PE6SoUrUNh2GTU.js
110 ms
ad_status.js
129 ms
skin.css
1106 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
26 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
37 ms
skin.png
90 ms
loading.gif
168 ms
shadow.png
185 ms
fallback
28 ms
track
89 ms
fallback__ltr.css
6 ms
payload
32 ms
css
65 ms
logo_48.png
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refresh.png
5 ms
audio.png
5 ms
isosun.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.
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
Image elements do not have [alt] attributes
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.
isosun.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
isosun.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isosun.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 Isosun.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.
isosun.nl
Open Graph data is detected on the main page of Iso Sun. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: