4.4 sec in total
1 sec
3.3 sec
92 ms
Visit janwolters.nl now to see the best up-to-date Jan Wolters content for United States and also check out these interesting facts you probably never knew about janwolters.nl
Deze site beschrijft de muziek van Jan Wolters, met klank en bladmuziek voorbeelden.
Visit janwolters.nlWe analyzed Janwolters.nl page load time and found that the first response time was 1 sec and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
janwolters.nl performance score
name
value
score
weighting
Value1.8 s
89/100
10%
Value2.0 s
97/100
25%
Value3.3 s
91/100
10%
Value480 ms
60/100
30%
Value0
100/100
15%
Value7.2 s
51/100
10%
1017 ms
427 ms
104 ms
47 ms
48 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 21% of them (8 requests) were addressed to the original Janwolters.nl, 18% (7 requests) were made to Pagead2.googlesyndication.com and 13% (5 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Janwolters.nl.
Page size can be reduced by 77.6 kB (48%)
163.3 kB
85.7 kB
In fact, the total size of Janwolters.nl main page is 163.3 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. 50% of websites need less resources to load. Javascripts take 81.8 kB which makes up the majority of the site volume.
Potential reduce by 4.7 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 4.7 kB or 66% of the original size.
Potential reduce by 2.7 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. Jan Wolters images are well optimized though.
Potential reduce by 38.1 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 38.1 kB or 47% of the original size.
Potential reduce by 32.1 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. Janwolters.nl needs all CSS files to be minified and compressed as it can save up to 32.1 kB or 86% of the original size.
Number of requests can be reduced by 17 (49%)
35
18
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jan Wolters. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.
janwolters.nl
1017 ms
jwstyle-new2.css
427 ms
plusone.js
104 ms
style.min.css
47 ms
plugin.min.js
48 ms
show_ads.js
4 ms
counter.js
20 ms
cb=gapi.loaded_0
44 ms
jquery.min.js
140 ms
webfont.js
36 ms
follow_me-b.png
165 ms
janwolters.jpg
941 ms
vlag-ned.jpg
550 ms
vlag-uk.jpg
636 ms
vlag-de.gif
629 ms
notenbalk.gif
1780 ms
ico_pdf.gif
609 ms
ca-pub-9669493930280832.js
110 ms
zrt_lookup.html
103 ms
show_ads_impl.js
50 ms
css
67 ms
ads
241 ms
osd.js
30 ms
ads
240 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
41 ms
MTP_ySUJH_bn48VBG8sNSonF5uFdDttMLvmWuJdhhgs.ttf
48 ms
t.php
63 ms
ads
144 ms
abg.js
26 ms
m_js_controller.js
3 ms
favicon
67 ms
s
10 ms
googlelogo_color_112x36dp.png
64 ms
nessie_icon_thin_arrow_big_white.png
11 ms
x_button_blue2.png
13 ms
E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js
3 ms
activeview
13 ms
activeview
16 ms
cookie-consent-logo.png
373 ms
janwolters.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
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
<frame> or <iframe> elements do not have a title
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
janwolters.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
Serves images with low resolution
janwolters.nl SEO score
NL
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Janwolters.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 Janwolters.nl main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
janwolters.nl
Open Graph description is not detected on the main page of Jan Wolters. 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: