3.6 sec in total
359 ms
2.9 sec
364 ms
Visit letterzaken.nl now to see the best up-to-date Letterzaken content for Netherlands and also check out these interesting facts you probably never knew about letterzaken.nl
Haal meer omzet uit je website. Meer bezoekers met SEO en bezoekers omzetten in klanten. Ontdek wat SEO-bureau Optimus Online voor je doet.
Visit letterzaken.nlWe analyzed Letterzaken.nl page load time and found that the first response time was 359 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
letterzaken.nl performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value9.3 s
1/100
25%
Value10.0 s
9/100
10%
Value12,170 ms
0/100
30%
Value0.012
100/100
15%
Value19.1 s
2/100
10%
359 ms
676 ms
177 ms
188 ms
139 ms
Our browser made a total of 89 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Letterzaken.nl, 72% (64 requests) were made to Optimusonline.nl and 15% (13 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Optimusonline.nl.
Page size can be reduced by 134.6 kB (55%)
243.8 kB
109.1 kB
In fact, the total size of Letterzaken.nl main page is 243.8 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. 65% of websites need less resources to load. HTML takes 165.2 kB which makes up the majority of the site volume.
Potential reduce by 134.6 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 134.6 kB or 82% of the original size.
Potential reduce by 0 B
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. Letterzaken images are well optimized though.
Potential reduce by 37 B
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.
Number of requests can be reduced by 47 (66%)
71
24
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Letterzaken. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 48 to 1 for JavaScripts and as a result speed up the page load time.
letterzaken.nl
359 ms
optimusonline.nl
676 ms
stub.js
177 ms
iubenda_cs.js
188 ms
wpac-time.js
139 ms
jquery.min.js
265 ms
jquery-migrate.min.js
431 ms
avia-compat.js
429 ms
jquery.json.min.js
681 ms
gravityforms.min.js
682 ms
js
262 ms
optimize.js
190 ms
plausible.js
192 ms
widget.js
202 ms
avia.js
767 ms
shortcodes.js
420 ms
contact.js
765 ms
countdown.js
764 ms
gallery.js
764 ms
iconlist.js
764 ms
isotope.js
764 ms
masonry_entries.js
842 ms
portfolio.js
842 ms
tabs.js
841 ms
slideshow.js
840 ms
testimonials.js
841 ms
toggles.js
841 ms
slideshow-video.js
898 ms
video.js
898 ms
site_tracking.js
899 ms
avia-snippet-hamburger-menu.js
897 ms
avia-snippet-sticky-header.js
897 ms
avia-snippet-widget.js
889 ms
mediaelement-and-player.min.js
1002 ms
mediaelement-migrate.min.js
1000 ms
wp-mediaelement.min.js
1001 ms
frontend.min.js
1000 ms
frontend.min.js
1000 ms
regenerator-runtime.min.js
1026 ms
wp-polyfill.min.js
1125 ms
dom-ready.min.js
1140 ms
hooks.min.js
1139 ms
i18n.min.js
1123 ms
a11y.min.js
1140 ms
placeholders.jquery.min.js
1026 ms
css
168 ms
core-nl.js
101 ms
akismet-frontend.js
807 ms
embed.js
333 ms
js
250 ms
rplg.js
670 ms
0b56145950d95bd0b411fc2ab6e5f266.css
864 ms
wp-time-to-read.js
556 ms
lazyload.min.js
578 ms
S6uyw4BMUTPHvxk.ttf
97 ms
S6u9w4BMUTPHh7USew8.ttf
140 ms
S6u8w4BMUTPHh30wWw.ttf
188 ms
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190 ms
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188 ms
entypo-fontello.woff
558 ms
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188 ms
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189 ms
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192 ms
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191 ms
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Logo-Optimus-Online-150x150-1.png
98 ms
ahrefs-seo-suite-vertaler-en-bewoner-1.png
99 ms
avans_hogeschool_gastdocent_seo_minor_online_marketing-new.png
97 ms
lid-seo-panel-frankwatching-new.png
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cor-sandburg-1.jpg
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rene-oosterkamp.jpg
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jeroen-reinders.jpg
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gratis-videoserie-klein.png
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234 ms
Mangools-KWFinder-alle-voor-en-nadelen-tips-300x157.jpeg
235 ms
Wat-is-linkbuilding-Alles-over-factoren-technieken-en-meer-300x157.jpeg
286 ms
Is-het-menu-van-jouw-website-wel-duidelijk-300x157.jpeg
287 ms
letterzaken-youtube-1.jpg
364 ms
SEO-specialist-getraind-door-SEOguru-Letterzaken.png
286 ms
keurmerk-individual-Master-Online-Overtuigen.png
288 ms
Certificaat-van-deelname-1.png
287 ms
SEO-deskundig.png
358 ms
powered_by_google_on_white.png
364 ms
css
83 ms
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10 ms
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9 ms
letterzaken.nl accessibility score
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-hidden="true"] elements contain focusable descendents
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
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.
letterzaken.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
Missing source maps for large first-party JavaScript
letterzaken.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 Letterzaken.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 Letterzaken.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.
letterzaken.nl
Open Graph data is detected on the main page of Letterzaken. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: