8.5 sec in total
1.6 sec
6.6 sec
325 ms
Click here to check amazing VVOJ content. Otherwise, check out these important facts you probably never knew about vvoj.nl
Visit vvoj.nlWe analyzed Vvoj.nl page load time and found that the first response time was 1.6 sec and then it took 7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
vvoj.nl performance score
name
value
score
weighting
Value7.0 s
1/100
10%
Value8.2 s
2/100
25%
Value12.2 s
3/100
10%
Value800 ms
36/100
30%
Value0.05
99/100
15%
Value15.3 s
7/100
10%
1571 ms
171 ms
182 ms
190 ms
183 ms
Our browser made a total of 116 requests to load all elements on the main page. We found that 78% of them (91 requests) were addressed to the original Vvoj.nl, 8% (9 requests) were made to Ajax.googleapis.com and 3% (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 Vvoj.nl.
Page size can be reduced by 795.2 kB (36%)
2.2 MB
1.4 MB
In fact, the total size of Vvoj.nl main page is 2.2 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. 65% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 48.8 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 6.5 kB, which is 11% 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 48.8 kB or 80% of the original size.
Potential reduce by 95.2 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. VVOJ images are well optimized though.
Potential reduce by 502.6 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 502.6 kB or 75% of the original size.
Potential reduce by 148.5 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. Vvoj.nl needs all CSS files to be minified and compressed as it can save up to 148.5 kB or 72% of the original size.
Number of requests can be reduced by 71 (65%)
110
39
The browser has sent 110 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VVOJ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 48 to 1 for JavaScripts and from 25 to 1 for CSS and as a result speed up the page load time.
www.vvoj.nl
1571 ms
wp-emoji-release.min.js
171 ms
theme-my-login.css
182 ms
timetable.min.css
190 ms
colorbox.min.css
183 ms
timetable-orange.min.css
199 ms
tfg_style.css
217 ms
dashicons.min.css
425 ms
thickbox.css
341 ms
front.css
359 ms
events_manager.css
382 ms
fresh-shortcodes.css
373 ms
dcjq-mega-menu.css
380 ms
forms.min.css
531 ms
sidebar-login.css
519 ms
pagenavi-css.css
544 ms
css
43 ms
style.css
560 ms
custom-style.css
553 ms
prettyPhoto.css
647 ms
responsive.css
701 ms
prototype.js
90 ms
scriptaculous.js
102 ms
effects.js
114 ms
lightbox.js
732 ms
jquery.js
806 ms
jquery-migrate.min.js
717 ms
core.min.js
738 ms
widget.min.js
808 ms
position.min.js
873 ms
mouse.min.js
882 ms
sortable.min.js
899 ms
datepicker.min.js
976 ms
menu.min.js
991 ms
autocomplete.min.js
999 ms
resizable.min.js
1032 ms
draggable.min.js
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button.min.js
1103 ms
dialog.min.js
1121 ms
events-manager.js
1151 ms
view_webform.js
97 ms
widgets.js
100 ms
in.js
12 ms
e-201611.js
14 ms
dcverticalmegamenu.css
1174 ms
e-201611.js
28 ms
custom.css
1981 ms
plugin.css
1143 ms
jquery.dcmegamenu.1.3.4.min.js
1118 ms
jquery.blockUI.min.js
1161 ms
sidebar-login.min.js
1177 ms
plugins.js
1275 ms
jquery.sharrre-1.3.3.min.js
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ai.js
1146 ms
swfobject.js
1185 ms
timetable-script.js
1182 ms
jquery.colorbox-min.js
1274 ms
thickbox.js
1262 ms
jquery.tools.js
1179 ms
fresh-shortcodes.js
1194 ms
theme-script.js
1204 ms
custom-script.js
1257 ms
base.css
1312 ms
main.css
1230 ms
jquery.hoverIntent.minified.js
1224 ms
jquery.dcverticalmegamenu.1.3.js
1203 ms
builder.js
13 ms
effects.js
15 ms
dragdrop.js
28 ms
controls.js
25 ms
slider.js
49 ms
sound.js
49 ms
lightbox.css
93 ms
i0SC_HRu_normal.jpeg
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Banner_1024x120.jpg
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menu-line.png
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LexisVVOJ-650x450.jpg
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VVOJ-Loep-150px1-650x450.jpg
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Screen-Shot-2016-03-02-at-12.59.07-PM-650x450.png
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LROJ16-uitgelichte-afbeelding_Page_1-650x450.jpg
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IMG_0349-650x450.jpg
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plus.png
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LexisVVOJ-480x350.jpg
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Screen-Shot-2016-03-02-at-12.59.07-PM-480x350.png
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20160229_MEDIACAFE_252x190-480x350.jpg
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LROJ16-uitgelichte-afbeelding_Page_1-480x350.jpg
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IMG_0453-480x350.jpg
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1_adessium.jpg
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2_stichting.jpg
1058 ms
4_hogeschool.jpg
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8_windesheim.jpg
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9_fonds_pascal.jpg
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10_vvj.jpg
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VVOJlogo_twitter_normal.jpg
37 ms
labelEditBg.png
221 ms
x-line.png
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cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
214 ms
DXI1ORHCpsQm3Vp6mXoaTYnF5uFdDttMLvmWuJdhhgs.ttf
215 ms
MTP_ySUJH_bn48VBG8sNSonF5uFdDttMLvmWuJdhhgs.ttf
215 ms
k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
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fontawesome-webfont.woff
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secureAnonymousFramework
240 ms
g.gif
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twitter_feed_icons_sprite.png
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overlay.png
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controls.png
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border.png
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loading_background.png
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loading.gif
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loadingAnimation.gif
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webform-out.js
18 ms
vvoj.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Some elements have a [tabindex] value greater than 0
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
Links do not have a discernible name
vvoj.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
vvoj.nl SEO score
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 Vvoj.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 Vvoj.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.
vvoj.nl
Open Graph description is not detected on the main page of VVOJ. 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: