5.5 sec in total
612 ms
4.4 sec
543 ms
Welcome to lockexpert.nl homepage info - get ready to check Lock Expert best content right away, or after learning these important things about lockexpert.nl
De homepagina van Lock Expert Beveiligingen
Visit lockexpert.nlWe analyzed Lockexpert.nl page load time and found that the first response time was 612 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
lockexpert.nl performance score
name
value
score
weighting
Value2.6 s
62/100
10%
Value24.9 s
0/100
25%
Value12.2 s
3/100
10%
Value470 ms
61/100
30%
Value0.181
67/100
15%
Value17.1 s
4/100
10%
612 ms
84 ms
59 ms
217 ms
391 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 64% of them (32 requests) were addressed to the original Lockexpert.nl, 14% (7 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Lockexpert.nl.
Page size can be reduced by 528.5 kB (42%)
1.3 MB
732.0 kB
In fact, the total size of Lockexpert.nl main page is 1.3 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. 45% of websites need less resources to load. Images take 542.6 kB which makes up the majority of the site volume.
Potential reduce by 30.9 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 30.9 kB or 78% of the original size.
Potential reduce by 6.3 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. Lock Expert images are well optimized though.
Potential reduce by 189.3 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 189.3 kB or 61% of the original size.
Potential reduce by 301.9 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. Lockexpert.nl needs all CSS files to be minified and compressed as it can save up to 301.9 kB or 82% of the original size.
Number of requests can be reduced by 20 (49%)
41
21
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lock Expert. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
www.lockexpert.nl
612 ms
setcookie.js
84 ms
css
59 ms
e4kyopjhi0owks8owk8c00wk8.c9d7ad5.css
217 ms
8gu7ro3prc00og4808gw8sgg4.c9d7ad5.css
391 ms
prototype-min.js
344 ms
pblib.js
283 ms
jquery.min.js
45 ms
1457691670_10xkv3r0ahog04wgg0coo0o48.c9d7ad5.js
367 ms
1457691670_6yogsll3zf0ocs0cwgc0swgw4.c9d7ad5.js
373 ms
1457691670_dicvjxvwfncw0gg4s8w8wc80g.c9d7ad5.js
542 ms
analytics.js
202 ms
fbevents.js
236 ms
home_slide_achtergrond-winnaar.jpg
2476 ms
home_driekoloms_achtergrond.png
319 ms
driekoloms_icons_slot-vervangen.png
319 ms
driekoloms_icons_check.png
317 ms
driekoloms_icons_offerte.png
347 ms
home_content_achtergrond_4.png
940 ms
logo-punt-van-veiligheid.jpg
497 ms
logo-ministerie-van-justitie.jpg
429 ms
logo-ncp.jpg
496 ms
logo-pkvw.jpg
521 ms
Award+beste+slotenmaker.png
769 ms
wij+zoeken+een+nieuwe+collega.png
688 ms
Webshop_icon.png
690 ms
lockexpert-slotenmaker.png
692 ms
uitklapnav_achtergrond_90.png
768 ms
uitklapnav_bullet_blauw.png
788 ms
hierkuntupinnen120x120.png
808 ms
Slotenmaker-Rotterdam-Facebook.png
847 ms
Slotenmaker-Rotterdam-twitter.png
867 ms
Slotenmaker-Rotterdam-Youtube.png
885 ms
Slotenmaker-Rotterdam-LinkedIn.png
906 ms
mzdkbWiF59g
190 ms
cJZKeOuBrn4kERxqtaUH3T8E0i7KZn-EPnyo3HZu7kw.woff
69 ms
DXI1ORHCpsQm3Vp6mXoaTXhCUOGz7vYGh680lGh-uXM.woff
100 ms
MTP_ySUJH_bn48VBG8sNSnhCUOGz7vYGh680lGh-uXM.woff
154 ms
k3k702ZOKiLJc3WVjuplzHhCUOGz7vYGh680lGh-uXM.woff
154 ms
EInbV5DfGHOiMmvb1Xr-hnhCUOGz7vYGh680lGh-uXM.woff
155 ms
fontawesome-webfont.woff
931 ms
collect
23 ms
103 ms
www-embed-player-vflfNyN_r.css
47 ms
www-embed-player.js
69 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
45 ms
ad_status.js
36 ms
2UX7WLTfW3W8TclTUvlFyQ.woff
14 ms
RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff
16 ms
6e2d5dkf6l0cg848c4c88sssw.c9d7ad5.css
120 ms
lockexpert.nl accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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.
lockexpert.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
lockexpert.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
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lockexpert.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 Lockexpert.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.
lockexpert.nl
Open Graph description is not detected on the main page of Lock Expert. 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: