2 sec in total
357 ms
1.3 sec
330 ms
Click here to check amazing Kalverbos content. Otherwise, check out these important facts you probably never knew about kalverbos.nl
Dierenkliniek Kalverbos in Delft, ook voor Ypenburg, Rijswijk, den Hoorn, Pijnacker en Delfgauw. Een dieren arts praktijk voor honden, katten, konijnen, knaagdieren en vogels
Visit kalverbos.nlWe analyzed Kalverbos.nl page load time and found that the first response time was 357 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
kalverbos.nl performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value17.6 s
0/100
25%
Value7.9 s
23/100
10%
Value520 ms
56/100
30%
Value0.077
95/100
15%
Value11.8 s
17/100
10%
357 ms
95 ms
185 ms
186 ms
188 ms
Our browser made a total of 32 requests to load all elements on the main page. We found that 81% of them (26 requests) were addressed to the original Kalverbos.nl, 6% (2 requests) were made to Staticxx.facebook.com and 3% (1 request) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (742 ms) belongs to the original domain Kalverbos.nl.
Page size can be reduced by 103.1 kB (16%)
663.9 kB
560.7 kB
In fact, the total size of Kalverbos.nl main page is 663.9 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. 20% of websites need less resources to load. Images take 568.4 kB which makes up the majority of the site volume.
Potential reduce by 38.8 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 38.8 kB or 83% of the original size.
Potential reduce by 37.6 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. Kalverbos images are well optimized though.
Potential reduce by 22.9 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 22.9 kB or 52% of the original size.
Potential reduce by 3.8 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. Kalverbos.nl needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 81% of the original size.
Number of requests can be reduced by 9 (29%)
31
22
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kalverbos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
kalverbos.nl
357 ms
menu.js
95 ms
xr_main.css
185 ms
xr_text.css
186 ms
custom_styles.css
188 ms
roe.js
189 ms
sdk.js
73 ms
counter.js
7 ms
4620.png
99 ms
4621.png
97 ms
3389.png
742 ms
4097.png
96 ms
4098.png
97 ms
4099.png
202 ms
4100.png
200 ms
4101.png
201 ms
4102.png
200 ms
4103.png
199 ms
4104.png
290 ms
4105.png
290 ms
4106.png
285 ms
4107.png
286 ms
1964.png
375 ms
3390.png
649 ms
5152.png
377 ms
5153.png
379 ms
0_3000000.gif
378 ms
4627.png
558 ms
t.php
135 ms
196 ms
xd_arbiter.php
89 ms
xd_arbiter.php
142 ms
kalverbos.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
Links do not have a discernible name
kalverbos.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
kalverbos.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
WINDOWS-1252
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kalverbos.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 Kalverbos.nl main page’s claimed encoding is windows-1252. 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.
kalverbos.nl
Open Graph description is not detected on the main page of Kalverbos. 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: