3.3 sec in total
387 ms
2.8 sec
154 ms
Welcome to dbnl.org homepage info - get ready to check DBNL best content for Netherlands right away, or after learning these important things about dbnl.org
Digitale Bibliotheek voor de Nederlandse Letteren (The Digital Library of Dutch Literature is a collection of primary and secondary information on Dutch language and literature in its historical, soci...
Visit dbnl.orgWe analyzed Dbnl.org page load time and found that the first response time was 387 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
dbnl.org performance score
name
value
score
weighting
Value7.1 s
1/100
10%
Value7.4 s
4/100
25%
Value8.0 s
21/100
10%
Value360 ms
72/100
30%
Value0.013
100/100
15%
Value10.4 s
24/100
10%
387 ms
487 ms
109 ms
196 ms
259 ms
Our browser made a total of 61 requests to load all elements on the main page. We found that 95% of them (58 requests) were addressed to the original Dbnl.org, 5% (3 requests) were made to Webstatistieken.kb.nl. The less responsive or slowest element that took the longest time to load (898 ms) belongs to the original domain Dbnl.org.
Page size can be reduced by 618.0 kB (69%)
897.5 kB
279.4 kB
In fact, the total size of Dbnl.org main page is 897.5 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. 30% of websites need less resources to load. Javascripts take 761.5 kB which makes up the majority of the site volume.
Potential reduce by 15.8 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. This page needs HTML code to be minified as it can gain 2.9 kB, which is 14% 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 15.8 kB or 77% of the original size.
Potential reduce by 513.1 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 513.1 kB or 67% of the original size.
Potential reduce by 89.1 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. Dbnl.org needs all CSS files to be minified and compressed as it can save up to 89.1 kB or 77% of the original size.
Number of requests can be reduced by 38 (67%)
57
19
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DBNL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.
dbnl.org
387 ms
www.dbnl.org
487 ms
_settings.css
109 ms
dbnl.css
196 ms
header.css
259 ms
footer.css
262 ms
grid.css
263 ms
font.css
263 ms
subnav.css
262 ms
fixbox.css
282 ms
tabel.css
343 ms
form.css
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titelpaginas.css
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autocomplete.css
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magnific.css
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fixedsticky.css
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tekst.css
428 ms
chosen.css
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zoek.css
434 ms
home.css
434 ms
jquery-3.5.0.min.js
692 ms
jquery-ui.min.js
711 ms
jquery.scrollto.js
513 ms
fixedsticky.js
518 ms
jquery.cycle.min.js
606 ms
jwplayer.js
703 ms
jquery.media.js
599 ms
chosen.jquery.min.js
604 ms
magnific.js
771 ms
ajax-chosen.jquery.min.js
691 ms
layer-dbnl.css
703 ms
jquery-jvectormap-2.0.3.css
777 ms
jquery-jvectormap-2.0.3.min.js
864 ms
functions.js
779 ms
matomo.js
681 ms
logo.svg
90 ms
logoklein.svg
97 ms
dbnl-menu-icon-24x24-nomargins.svg
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dbnl-search-icon-16x16-nomargins-white.svg
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dbnl-nieuws-icon.svg
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dbnl-nieuw-in-de-dbnl-icon.svg
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thumb.php
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thumb.php
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thumb.php
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thumb.php
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thumb.php
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dbnl-atlas-icon.svg
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dbnl-ngram-viewer-icon.svg
293 ms
dbnl-calendarium-icon.svg
317 ms
dbnl-algemeen-letterkundig-lexicon-icon.svg
324 ms
DBNL-logo-compact-diapositief-RGB.svg
315 ms
DBNL-logo-uitgebreid-compact-diapositief-RGB.svg
327 ms
KB_logo.svg
348 ms
TaalUnie_logo.svg
379 ms
Vlaamse_erfgoed_bieb_logo.svg
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pijl.svg
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NotoSerif-Regular.ttf
898 ms
icomoon.ttf
382 ms
matomo.php
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configs.php
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print.css
87 ms
dbnl.org accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
dbnl.org 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
General
Impact
Issue
Detected JavaScript libraries
dbnl.org SEO score
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
NL
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dbnl.org 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 Dbnl.org main page’s claimed encoding is iso-8859-1. 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.
dbnl.org
Open Graph description is not detected on the main page of DBNL. 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: