4.3 sec in total
414 ms
3.7 sec
235 ms
Click here to check amazing Biblionet Groningen content for Netherlands. Otherwise, check out these important facts you probably never knew about biblionetgroningen.nl
De Groningse bibliotheken dagen je uit om jezelf te ontwikkelen, elkaar te ontmoeten, geïnspireerd te raken en mee te doen in de samenleving.
Visit biblionetgroningen.nlWe analyzed Biblionetgroningen.nl page load time and found that the first response time was 414 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
biblionetgroningen.nl performance score
name
value
score
weighting
Value2.4 s
72/100
10%
Value2.8 s
83/100
25%
Value3.8 s
84/100
10%
Value10 ms
100/100
30%
Value0.346
32/100
15%
Value3.0 s
95/100
10%
414 ms
488 ms
349 ms
347 ms
350 ms
Our browser made a total of 38 requests to load all elements on the main page. We found that 92% of them (35 requests) were addressed to the original Biblionetgroningen.nl, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Biblionetgroningen.nl.
Page size can be reduced by 518.1 kB (50%)
1.0 MB
525.2 kB
In fact, the total size of Biblionetgroningen.nl main page is 1.0 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. 35% of websites need less resources to load. Images take 386.7 kB which makes up the majority of the site volume.
Potential reduce by 30.0 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 30.0 kB or 77% of the original size.
Potential reduce by 18.2 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. Biblionet Groningen images are well optimized though.
Potential reduce by 232.5 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 232.5 kB or 69% of the original size.
Potential reduce by 237.4 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. Biblionetgroningen.nl needs all CSS files to be minified and compressed as it can save up to 237.4 kB or 84% of the original size.
Number of requests can be reduced by 13 (39%)
33
20
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biblionet Groningen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
biblionetgroningen.nl
414 ms
biblionetgroningen.nl
488 ms
css_lQaZfjVpwP_oGNqdtWCSpJT1EMqXdMiU84ekLLxQnc4.css
349 ms
css_vv4pljwlvwdCGPcixhZ126582XBUyQM6Fs-F_c0Bkt0.css
347 ms
css_Ukg_qWIElkynbnbrCnL2JVQnt_LIwnnEWxm9KC-2iCE.css
350 ms
css_XTNY5jGL0QtK9vBfcHii77v873LApmVEv1yJlc2ws9Y.css
353 ms
css_mEW_02uvr7OmK4BuMVuuQKwi1a8Dak6JD6p1GXb1NZc.css
352 ms
css_Ca0yHJ6zpOR-vx4GHeQD5bav2AmziGgOHoybKXv654o.css
466 ms
css
53 ms
css_3ookXF-PoBL9UGIb3pOHjbft_whincoEcZPYHFDrip4.css
694 ms
js_MpKfe1sTh5JIVGCZ17DsAuT1rqAC38MLLlkjqjQ1X_k.js
922 ms
js_WTVsnqVB9G1k-Ls0I55AHi9Y8iOb4QLPOVPghtgks-s.js
811 ms
js_c9S7L28GiD9hlQGPOAZ-TmAjXzauQOFTS3F37BGHtCQ.js
696 ms
js_Xf11yQHjPfuws4DgPElQXJHWgj-36g2PTaruHLnNR4s.js
821 ms
js_GXGpDLY1aIM2xt1YCBummbfH9oDXwXh8mmJV3rLhRpU.js
799 ms
js_OudaiXesV_qdKiezwdZu3VF74iVn8VOiYymFT6CpQws.js
1031 ms
analytics.js
44 ms
homepage_header_bg.jpg
747 ms
site_logo_full.png
342 ms
logo.png
342 ms
banner-e-books.jpeg
461 ms
facebooklikes.jpg
591 ms
onderwijs.jpg
516 ms
11319babae8615eb6a5fab4ddabd41d4.png
677 ms
8723e0799aefa02fb89e928996992062.jpeg
686 ms
d712689268fe7f1de2822c329b1ed4ab.jpeg
797 ms
5ea3e9655add5f01d7313dcfed0d3713.jpeg
860 ms
24c747172075e309df31e72acfddc5be.jpeg
943 ms
2a68734ea33217d7d99e3a5c7275fc84.jpeg
1009 ms
d46da5651197a82d99afa1dc6cc407e6.jpeg
1020 ms
21561275d42ec02b4d474c1d9eb0e58c.jpeg
1074 ms
list_item_image_shape_clip.png
1138 ms
Schildwolde-Groene-kikker_0.jpg
1198 ms
belasting_1.jpg
1300 ms
themixlight.ttf
1567 ms
festus.ttf
1554 ms
flaticons-stroke.ttf
1769 ms
collect
14 ms
biblionetgroningen.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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a valid value for its [lang] attribute.
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
Image elements do not have [alt] attributes
Links do not have a discernible name
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.
biblionetgroningen.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
biblionetgroningen.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
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Biblionetgroningen.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 Biblionetgroningen.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.
biblionetgroningen.nl
Open Graph description is not detected on the main page of Biblionet Groningen. 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: