4 sec in total
401 ms
3.5 sec
169 ms
Welcome to labstuff.nl homepage info - get ready to check Labstuff best content for Netherlands right away, or after learning these important things about labstuff.nl
Welkom bij Labstuff Een goedkoop alternatief voor uw laboratorium artikelen, voor hobby en professioneel gebruik. In de produktlijsten kunt u het uitgebreide assortiment bekijken. Regelmatig nieuwe vo...
Visit labstuff.nlWe analyzed Labstuff.nl page load time and found that the first response time was 401 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
labstuff.nl performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value8.1 s
2/100
25%
Value6.1 s
45/100
10%
Value1,260 ms
19/100
30%
Value0
100/100
15%
Value11.6 s
18/100
10%
401 ms
187 ms
205 ms
206 ms
208 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 77% of them (50 requests) were addressed to the original Labstuff.nl, 6% (4 requests) were made to Pagead2.googlesyndication.com and 6% (4 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Encrypted-tbn2.gstatic.com.
Page size can be reduced by 222.3 kB (33%)
681.4 kB
459.1 kB
In fact, the total size of Labstuff.nl main page is 681.4 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. 45% of websites need less resources to load. Images take 376.7 kB which makes up the majority of the site volume.
Potential reduce by 51.9 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 51.9 kB or 80% of the original size.
Potential reduce by 17.9 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. Labstuff images are well optimized though.
Potential reduce by 119.3 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 119.3 kB or 60% of the original size.
Potential reduce by 33.2 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. Labstuff.nl needs all CSS files to be minified and compressed as it can save up to 33.2 kB or 79% of the original size.
Number of requests can be reduced by 25 (40%)
63
38
The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Labstuff. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
labstuff.nl
401 ms
init.js
187 ms
website.css
205 ms
pa_10-paai_1.css
206 ms
d-2.css
208 ms
index1.css
208 ms
index2.css
209 ms
global.css
280 ms
global-responsive.css
303 ms
loader.js
304 ms
jquery-1.11.1.min.js
609 ms
navdropdown_create.js
310 ms
navdropdown.js
311 ms
jquery.zoom-min.js
374 ms
show_ads.js
5 ms
date.js
102 ms
extra.html
104 ms
Logo_25wht.gif
14 ms
fraktio.jpg
302 ms
01922a01.jpg
173 ms
laboratoire.jpg
507 ms
soap_colorants1.jpg
172 ms
roerd.jpg
172 ms
0560500.jpg
286 ms
gilde12.jpg
211 ms
bubbles_00.jpg
211 ms
bb-4260_web.jpg
314 ms
co26.jpg
313 ms
load_index1.html
318 ms
nla001.jpg
379 ms
load_index2.html
393 ms
ca-pub-8196981151783791.js
157 ms
zrt_lookup.html
58 ms
show_ads_impl.js
66 ms
add2basket.png
324 ms
favourites.png
324 ms
ads
253 ms
lang.html
257 ms
osd.js
8 ms
m_js_controller.js
22 ms
abg.js
39 ms
lang_nl.js
99 ms
favicon
2055 ms
googlelogo_color_112x36dp.png
40 ms
nessie_icon_tiamat_white.png
31 ms
s
17 ms
x_button_blue2.png
6 ms
load_search.html
103 ms
load_minicart.html
110 ms
core.html
538 ms
utils.html
204 ms
search.png
99 ms
searchplus.png
102 ms
menu_scroller.js
103 ms
net.js
105 ms
mscr_lt.png
103 ms
mscr_rt.png
111 ms
v7ping.js
27 ms
dynamic.html
98 ms
grey.html
106 ms
conf.html
109 ms
load_dynamic_js.js
107 ms
cntyList.js
98 ms
contactus_address.js
103 ms
progressbar.gif
106 ms
labstuff.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
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
labstuff.nl 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
labstuff.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
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Labstuff.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 Labstuff.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.
labstuff.nl
Open Graph description is not detected on the main page of Labstuff. 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: