2.6 sec in total
292 ms
1.6 sec
746 ms
Welcome to vandebron.pr.co homepage info - get ready to check Vandebron Pr best content for United States right away, or after learning these important things about vandebron.pr.co
Vandebron is in 2014 opgericht en gevestigd in Amsterdam. Het bedrijf werkt toe naar een missie: zo snel mogelijk naar 100% duurzame energie. Vandebron is ee...
Visit vandebron.pr.coWe analyzed Vandebron.pr.co page load time and found that the first response time was 292 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
vandebron.pr.co performance score
name
value
score
weighting
Value3.4 s
38/100
10%
Value6.0 s
13/100
25%
Value5.2 s
59/100
10%
Value130 ms
96/100
30%
Value0.027
100/100
15%
Value5.8 s
67/100
10%
292 ms
35 ms
57 ms
30 ms
31 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Vandebron.pr.co, 36% (24 requests) were made to Pbs.twimg.com and 16% (11 requests) were made to Abs.twimg.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source D21buns5ku92am.cloudfront.net.
Page size can be reduced by 461.3 kB (27%)
1.7 MB
1.2 MB
In fact, the total size of Vandebron.pr.co main page is 1.7 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. Images take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 51.2 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 51.2 kB or 71% of the original size.
Potential reduce by 14.3 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. Vandebron Pr images are well optimized though.
Potential reduce by 254.2 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 254.2 kB or 59% of the original size.
Potential reduce by 141.6 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. Vandebron.pr.co needs all CSS files to be minified and compressed as it can save up to 141.6 kB or 85% of the original size.
Number of requests can be reduced by 20 (31%)
65
45
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vandebron Pr. 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 as a result speed up the page load time.
vandebron.pr.co
292 ms
jquery.min.js
35 ms
jquery-ui.min.js
57 ms
classic-61f684f1c02d1a951639216a776d2373.css
30 ms
classic-8993111af871fd783ee8447d2ed82fb2.js
31 ms
widgets.js
6 ms
in.js
7 ms
addthis_widget.js
11 ms
original-1397574090.jpg
1151 ms
pressdoc_header_background-34b3bb4749184b0fd8be30fc73d59bcb.png
196 ms
all.js
185 ms
secureAnonymousFramework
322 ms
dc.js
159 ms
mixpanel-2.2.min.js
159 ms
timeline.d11f7a3b3287fb94220e8ee6d03cc772.js
180 ms
boost
103 ms
300lo.json
96 ms
small-1392911258.png
514 ms
pressdoc-sprite@2x-ad574c2f42d58f6ad0fc7d0b5230da5b.png
75 ms
ss-pika.woff
716 ms
sh.8e5f85691f9aaa082472a194.html
72 ms
197 ms
xd_arbiter.php
95 ms
xd_arbiter.php
140 ms
__utm.gif
41 ms
48 ms
syndication
122 ms
456060403584233473
203 ms
1f607.png
206 ms
1f648.png
219 ms
1f60d.png
259 ms
1f382.png
292 ms
1f389.png
302 ms
1f44d.png
307 ms
1f30d.png
320 ms
2600.png
319 ms
1f436.png
334 ms
26a1.png
322 ms
1f47e.png
335 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
2 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
5 ms
ECzvYwki_normal.png
87 ms
oExrxVRj_normal.jpg
94 ms
o19lnkGr_normal.jpg
85 ms
Cd0d-kKUIAAirIb.jpg:small
92 ms
CdnWlTDXIAQSYdS.jpg:small
93 ms
CdnT4ZBUIAAmitP.jpg:small
92 ms
CdnSKHjW8AAvu3N.jpg:small
94 ms
CdlxlCjW8AEe5Eo.jpg:small
107 ms
Cdg_KMgW4AEtZmD.jpg:small
108 ms
Cdg-6VnWoAER91H.jpg:small
112 ms
CdVnJOcXIAAq940.jpg:small
111 ms
CdL-4g3W8AEW44T.jpg:small
142 ms
CdQk1BlUYAQk36j.jpg:small
133 ms
CdQk1Y4UEAAFw0x.jpg:small
114 ms
Cc983AlW0AMYGer.jpg:small
139 ms
Cc988zJWIAUHfMv.jpg:small
117 ms
Cc9ht_dXEAAEyJp.jpg:small
117 ms
Cc9huMbWEAAnXfs.jpg:small
163 ms
Cc7wVpRUsAEligE.jpg:small
118 ms
Cc7wV5yUkAA-qjQ.jpg:small
119 ms
Ccz2kQNW0AAKbHD.jpg:small
122 ms
Ccz2kaNW0AE1MJf.jpg:small
121 ms
CczVYsHWEAEJ2mA.jpg:small
134 ms
CczVY9hWwAAMFSZ.jpg:small
122 ms
jot
27 ms
ping
43 ms
vandebron.pr.co 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.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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.
vandebron.pr.co best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
vandebron.pr.co SEO score
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
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vandebron.pr.co 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 Vandebron.pr.co 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.
vandebron.pr.co
Open Graph data is detected on the main page of Vandebron Pr. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: