5 sec in total
272 ms
4.3 sec
458 ms
Visit terberg.nl now to see the best up-to-date Terberg content and also check out these interesting facts you probably never knew about terberg.nl
Visit terberg.nlWe analyzed Terberg.nl page load time and found that the first response time was 272 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
terberg.nl performance score
name
value
score
weighting
Value3.0 s
50/100
10%
Value3.0 s
78/100
25%
Value7.2 s
30/100
10%
Value1,220 ms
20/100
30%
Value0.162
72/100
15%
Value12.9 s
13/100
10%
272 ms
629 ms
1493 ms
848 ms
985 ms
Our browser made a total of 28 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Terberg.nl, 86% (24 requests) were made to Terberggroup.com and 4% (1 request) were made to Terberggroup.nl. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Terberggroup.com.
Page size can be reduced by 97.5 kB (20%)
489.6 kB
392.1 kB
In fact, the total size of Terberg.nl main page is 489.6 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. 30% of websites need less resources to load. Images take 408.8 kB which makes up the majority of the site volume.
Potential reduce by 20.3 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 7.6 kB, which is 31% 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 20.3 kB or 83% of the original size.
Potential reduce by 45.2 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. Obviously, Terberg needs image optimization as it can save up to 45.2 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 32.0 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 32.0 kB or 57% of the original size.
We found no issues to fix!
23
23
The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Terberg. According to our analytics all requests are already optimized.
terberg.nl
272 ms
www.terberggroup.nl
629 ms
www.terberggroup.com
1493 ms
css
848 ms
terberg-division.less
985 ms
js-ms-group
1036 ms
analytics.js
48 ms
group-wrapperbg-1208.jpg
132 ms
logo-group-tbg.png
115 ms
tbgroup-slide-2.jpg
596 ms
tbgroup-slide-1.jpg
526 ms
tbgroup-slide-3.jpg
546 ms
banner-overlay1200.png
300 ms
banner-overlay2.png
301 ms
1_home-etalage-sv.png
327 ms
2_home-etalage_ee.png
335 ms
3_home-etalage_tm.png
366 ms
4_home-etalage_vm.png
585 ms
5_home-etalage_fl.png
585 ms
6_home-etalage_l.png
589 ms
teaser_nm.jpg
636 ms
home-ankeiler-tp.jpg
660 ms
home-ankeiler-tww.jpg
805 ms
sprite.png
690 ms
footer-logo-group-tbg.png
891 ms
ubuntu-regular-webfont.woff
890 ms
ubuntu-bold-webfont.woff
955 ms
nr-100.js
41 ms
terberg.nl 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.
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
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
terberg.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
terberg.nl SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Terberg.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Terberg.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.
terberg.nl
Open Graph description is not detected on the main page of Terberg. 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: