5 sec in total
724 ms
4 sec
303 ms
Welcome to rondvaartleiden.nl homepage info - get ready to check Rondvaart Leiden best content right away, or after learning these important things about rondvaartleiden.nl
Dagelijks stadsrondvaarten van 1 uur - Groepen op aanvraag met borrel - lunch - BBQ - Stadswandelingen - Stadsspellen - Sloep en sup verhuur
Visit rondvaartleiden.nlWe analyzed Rondvaartleiden.nl page load time and found that the first response time was 724 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
rondvaartleiden.nl performance score
name
value
score
weighting
Value3.0 s
50/100
10%
Value12.8 s
0/100
25%
Value5.9 s
47/100
10%
Value40 ms
100/100
30%
Value0.168
70/100
15%
Value9.5 s
30/100
10%
724 ms
26 ms
365 ms
34 ms
224 ms
Our browser made a total of 60 requests to load all elements on the main page. We found that 75% of them (45 requests) were addressed to the original Rondvaartleiden.nl, 7% (4 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Rondvaartleiden.nl.
Page size can be reduced by 112.2 kB (5%)
2.2 MB
2.1 MB
In fact, the total size of Rondvaartleiden.nl main page is 2.2 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. 50% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 16.3 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 2.6 kB, which is 13% 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 16.3 kB or 78% of the original size.
Potential reduce by 4.4 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. Rondvaart Leiden images are well optimized though.
Potential reduce by 71.3 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 71.3 kB or 61% of the original size.
Potential reduce by 20.2 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. Rondvaartleiden.nl needs all CSS files to be minified and compressed as it can save up to 20.2 kB or 81% of the original size.
Number of requests can be reduced by 9 (17%)
54
45
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rondvaart Leiden. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
724 ms
css
26 ms
style.css
365 ms
jquery.min.js
34 ms
jquery.cycle.min.js
224 ms
base.js
244 ms
jquery.oembed.js
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jquery.cycle.all.js
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jquery.touchdown.min.js
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shadowbox.js
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analytics.js
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bg.jpg
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logo.png
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rondvaartleiden.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
rondvaartleiden.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
Issues were logged in the Issues panel in Chrome Devtools
rondvaartleiden.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 doesn't use legible font sizes
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rondvaartleiden.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 Rondvaartleiden.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.
rondvaartleiden.nl
Open Graph description is not detected on the main page of Rondvaart Leiden. 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: