4.7 sec in total
269 ms
4.1 sec
319 ms
Welcome to jelba.nl homepage info - get ready to check Jelba best content for Netherlands right away, or after learning these important things about jelba.nl
Jelba is dé B2B Online Specialist voor B2B bedrijven. Uw eigen B2B Online Marketingafdeling voor minder dan 1FTE. Meer weten? Bel 030-227 14 23. Tot snel.
Visit jelba.nlWe analyzed Jelba.nl page load time and found that the first response time was 269 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
jelba.nl performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value3.7 s
59/100
25%
Value6.1 s
45/100
10%
Value1,850 ms
9/100
30%
Value0.005
100/100
15%
Value11.0 s
21/100
10%
269 ms
435 ms
273 ms
355 ms
268 ms
Our browser made a total of 79 requests to load all elements on the main page. We found that 78% of them (62 requests) were addressed to the original Jelba.nl, 14% (11 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Jelba.nl.
Page size can be reduced by 1.8 MB (77%)
2.4 MB
563.5 kB
In fact, the total size of Jelba.nl main page is 2.4 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 1.3 MB which makes up the majority of the site volume.
Potential reduce by 59.1 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 59.1 kB or 81% of the original size.
Potential reduce by 296 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. Jelba images are well optimized though.
Potential reduce by 627.5 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 627.5 kB or 68% of the original size.
Potential reduce by 1.2 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. Jelba.nl needs all CSS files to be minified and compressed as it can save up to 1.2 MB or 87% of the original size.
Number of requests can be reduced by 46 (74%)
62
16
The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jelba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.
jelba.nl
269 ms
jelba.nl
435 ms
wp-emoji-release.min.js
273 ms
dashicons.min.css
355 ms
jquery-ui-dialog.min.css
268 ms
styles.css
265 ms
settings.css
276 ms
amination.css
269 ms
js_composer.min.css
716 ms
font-awesome.min.css
522 ms
font-awesome-animation.min.css
528 ms
bootstrap.min.css
539 ms
styles.min.css
535 ms
owl.carousel.min.css
618 ms
prettyPhoto.min.css
778 ms
perfect-scrollbar.min.css
784 ms
slick.min.css
795 ms
style.min.css
975 ms
css
57 ms
jquery.js
974 ms
jquery-migrate.min.js
969 ms
jquery.themepunch.tools.min.js
1134 ms
jquery.themepunch.revolution.min.js
1047 ms
jelba.nl
1765 ms
css
67 ms
vc-customize.min.css
1254 ms
icon-box.min.css
1252 ms
core.min.js
1250 ms
widget.min.js
1301 ms
mouse.min.js
1396 ms
resizable.min.js
1506 ms
draggable.min.js
1508 ms
button.min.js
1514 ms
position.min.js
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dialog.min.js
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wpdialog.min.js
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jquery.form.min.js
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scripts.js
1791 ms
bootstrap.min.js
1924 ms
plugin.min.js
2190 ms
SmoothScroll.min.js
1856 ms
jquery.jplayer.min.js
1862 ms
slick.min.js
1861 ms
main.min.js
1855 ms
wp-embed.min.js
1996 ms
js_composer_front.min.js
2037 ms
vc_extend.min.js
1859 ms
waypoints.min.js
1857 ms
app.min.js
1852 ms
dummy.png
1473 ms
logo.png
847 ms
logo@2x.png
937 ms
digitale-groei-1.png
942 ms
technologie-1.png
946 ms
executie-1.png
947 ms
bart.jpg
1111 ms
apple-touch-icon-57x57.png
943 ms
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141 ms
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fontawesome-webfont.woff
1368 ms
megatron.woff
1417 ms
analytics.js
117 ms
collect
12 ms
collect
64 ms
ga-audiences
32 ms
revolution.extension.slideanims.min.js
416 ms
revolution.extension.actions.min.js
408 ms
revolution.extension.layeranimation.min.js
411 ms
revolution.extension.navigation.min.js
565 ms
revolution.extension.parallax.min.js
666 ms
jelba.nl accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
Image elements do not have [alt] attributes
Links do not have a discernible name
jelba.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
jelba.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
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jelba.nl 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 Jelba.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.
jelba.nl
Open Graph data is detected on the main page of Jelba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: