1.7 sec in total
319 ms
1.1 sec
257 ms
Welcome to sako.nl homepage info - get ready to check Sako best content right away, or after learning these important things about sako.nl
The domain name sako.nl is available for rent.
Visit sako.nlWe analyzed Sako.nl page load time and found that the first response time was 319 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
sako.nl performance score
name
value
score
weighting
Value2.9 s
52/100
10%
Value3.6 s
60/100
25%
Value3.0 s
93/100
10%
Value240 ms
85/100
30%
Value0.029
100/100
15%
Value7.8 s
44/100
10%
319 ms
89 ms
183 ms
182 ms
90 ms
Our browser made a total of 30 requests to load all elements on the main page. We found that all of those requests were addressed to Sako.nl and no external sources were called. The less responsive or slowest element that took the longest time to load (442 ms) belongs to the original domain Sako.nl.
Page size can be reduced by 24.0 kB (13%)
178.4 kB
154.4 kB
In fact, the total size of Sako.nl main page is 178.4 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. 15% of websites need less resources to load. Images take 163.5 kB which makes up the majority of the site volume.
Potential reduce by 5.2 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 5.2 kB or 66% of the original size.
Potential reduce by 13.6 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. Sako images are well optimized though.
Potential reduce by 2.3 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 2.3 kB or 69% of the original size.
Potential reduce by 2.9 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. Sako.nl needs all CSS files to be minified and compressed as it can save up to 2.9 kB or 77% of the original size.
We found no issues to fix!
29
29
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sako. According to our analytics all requests are already optimized.
sako.nl
319 ms
styl.css
89 ms
basic.js
183 ms
isEmail.js
182 ms
bg1.jpg
90 ms
bg.jpg
90 ms
top.png
91 ms
voor2.png
266 ms
people2.jpg
269 ms
m_home1.png
183 ms
m_informatie1.png
180 ms
m_cursusaanbod1.png
179 ms
m_foto1.png
180 ms
m_lesrooster1.png
265 ms
m_soundof1.png
266 ms
m_gastenboek1.png
267 ms
m_contact1.png
267 ms
welkom.png
358 ms
dancekalender.png
358 ms
dancekalender2.png
359 ms
arrow.gif
357 ms
dancegallery.jpg
442 ms
m_home2.png
90 ms
m_informatie2.png
92 ms
m_cursusaanbod2.png
91 ms
m_foto2.png
92 ms
m_lesrooster2.png
92 ms
m_soundof2.png
93 ms
m_gastenboek2.png
178 ms
m_contact2.png
177 ms
sako.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
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 [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
Links do not have a discernible name
sako.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
Page has valid source maps
sako.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 uses legible font sizes
EN
NL
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sako.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Dutch language. Our system also found out that Sako.nl 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.
sako.nl
Open Graph description is not detected on the main page of Sako. 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: