10.9 sec in total
368 ms
9.6 sec
982 ms
Welcome to openmonumentendag.nl homepage info - get ready to check Open Monumentendag best content for Netherlands right away, or after learning these important things about openmonumentendag.nl
Bezoek gratis een monument tijdens Open Monumentendag. Jaarlijks het tweede weekend van september. In 2024 op 14 en 15 september.
Visit openmonumentendag.nlWe analyzed Openmonumentendag.nl page load time and found that the first response time was 368 ms and then it took 10.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
openmonumentendag.nl performance score
name
value
score
weighting
Value6.8 s
1/100
10%
Value36.1 s
0/100
25%
Value14.9 s
1/100
10%
Value3,370 ms
2/100
30%
Value0.008
100/100
15%
Value30.5 s
0/100
10%
368 ms
552 ms
201 ms
339 ms
103 ms
Our browser made a total of 158 requests to load all elements on the main page. We found that 70% of them (111 requests) were addressed to the original Openmonumentendag.nl, 6% (9 requests) were made to Use.fontawesome.com and 4% (7 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Openmonumentendag.nl.
Page size can be reduced by 437.2 kB (10%)
4.4 MB
4.0 MB
In fact, the total size of Openmonumentendag.nl main page is 4.4 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.7 MB which makes up the majority of the site volume.
Potential reduce by 94.4 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 94.4 kB or 78% of the original size.
Potential reduce by 2.5 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. Open Monumentendag images are well optimized though.
Potential reduce by 24.3 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 24.3 kB or 42% of the original size.
Potential reduce by 315.9 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. Openmonumentendag.nl needs all CSS files to be minified and compressed as it can save up to 315.9 kB or 54% of the original size.
Number of requests can be reduced by 104 (74%)
141
37
The browser has sent 141 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Open Monumentendag. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 57 to 1 for JavaScripts and from 49 to 1 for CSS and as a result speed up the page load time.
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openmonumentendag.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.
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 IDs are not unique
openmonumentendag.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
openmonumentendag.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
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 Openmonumentendag.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 Openmonumentendag.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.
openmonumentendag.nl
Open Graph data is detected on the main page of Open Monumentendag. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: