18.5 sec in total
426 ms
17.2 sec
872 ms
Welcome to bubbkuyper.com homepage info - get ready to check Bubb Kuyper best content for Netherlands right away, or after learning these important things about bubbkuyper.com
Bubb Kuyper, Auctioneer of Books, Manuscripts, Prints and Drawings International auction house specialized in books and works on paper. The largest auctioneer of the Netherlands in these fields, and o...
Visit bubbkuyper.comWe analyzed Bubbkuyper.com page load time and found that the first response time was 426 ms and then it took 18.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
bubbkuyper.com performance score
name
value
score
weighting
Value6.5 s
2/100
10%
Value9.7 s
0/100
25%
Value24.8 s
0/100
10%
Value210 ms
88/100
30%
Value0.032
100/100
15%
Value8.6 s
37/100
10%
426 ms
12559 ms
192 ms
285 ms
286 ms
Our browser made a total of 123 requests to load all elements on the main page. We found that 93% of them (114 requests) were addressed to the original Bubbkuyper.com, 2% (3 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (12.6 sec) belongs to the original domain Bubbkuyper.com.
Page size can be reduced by 233.7 kB (5%)
4.4 MB
4.2 MB
In fact, the total size of Bubbkuyper.com 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 4.0 MB which makes up the majority of the site volume.
Potential reduce by 81.1 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 81.1 kB or 86% of the original size.
Potential reduce by 85.0 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. Bubb Kuyper images are well optimized though.
Potential reduce by 2.9 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. This website has mostly compressed JavaScripts.
Potential reduce by 64.8 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. Bubbkuyper.com needs all CSS files to be minified and compressed as it can save up to 64.8 kB or 52% of the original size.
Number of requests can be reduced by 25 (22%)
116
91
The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bubb Kuyper. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
bubbkuyper.com
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bubbkuyper.com 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
bubbkuyper.com 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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
bubbkuyper.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bubbkuyper.com 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 Bubbkuyper.com 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.
bubbkuyper.com
Open Graph description is not detected on the main page of Bubb Kuyper. 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: