2.9 sec in total
372 ms
2.4 sec
157 ms
Welcome to alfa-college.nl homepage info - get ready to check Alfa College best content for Netherlands right away, or after learning these important things about alfa-college.nl
Het Alfa-college is een ROC voor Noord- en Oost-Nederland waar je terecht kunt voor een mbo-opleiding, educatief traject of een bedrijfsopleiding. >
Visit alfa-college.nlWe analyzed Alfa-college.nl page load time and found that the first response time was 372 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
alfa-college.nl performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value6.5 s
9/100
25%
Value6.9 s
34/100
10%
Value1,100 ms
23/100
30%
Value0.002
100/100
15%
Value10.6 s
23/100
10%
372 ms
499 ms
63 ms
33 ms
268 ms
Our browser made a total of 26 requests to load all elements on the main page. We found that 35% of them (9 requests) were addressed to the original Alfa-college.nl, 23% (6 requests) were made to Fonts.gstatic.com and 15% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (804 ms) belongs to the original domain Alfa-college.nl.
Page size can be reduced by 149.6 kB (12%)
1.2 MB
1.1 MB
In fact, the total size of Alfa-college.nl main page is 1.2 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. 45% of websites need less resources to load. Images take 860.6 kB which makes up the majority of the site volume.
Potential reduce by 43.3 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 43.3 kB or 79% of the original size.
Potential reduce by 5.4 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. Alfa College images are well optimized though.
Potential reduce by 97.5 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 97.5 kB or 34% of the original size.
Potential reduce by 3.3 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. Alfa-college.nl needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 32% of the original size.
Number of requests can be reduced by 12 (71%)
17
5
The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alfa College. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
alfa-college.nl
372 ms
www.alfa-college.nl
499 ms
gtm.js
63 ms
css2
33 ms
custom
268 ms
modernizr-custom.js
288 ms
vendor
616 ms
custom
391 ms
webReader.js
664 ms
cse.js
57 ms
custom-footer
554 ms
js
48 ms
banner-scholieren.jpg
804 ms
image.focuspoints.io
76 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4n.ttf
24 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1y4n.ttf
30 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4n.ttf
64 ms
_icon-font.woff
230 ms
cse_element__nl.js
30 ms
default+nl.css
61 ms
default.css
64 ms
async-ads.js
62 ms
clear.png
53 ms
vEF72_JTCgwQ5ejvMV0Ox_Kg1UwJ0tKfX4zNpD8E4ASzH1r9XzyYzQ.ttf
55 ms
vEF72_JTCgwQ5ejvMV0Ox_Kg1UwJ0tKfX4zNpD8E4ASzH1r9ZjyYzQ.ttf
49 ms
vEF72_JTCgwQ5ejvMV0Ox_Kg1UwJ0tKfX4zNpD8E4ASzH1r9gTuYzQ.ttf
140 ms
alfa-college.nl accessibility score
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
alfa-college.nl 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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
alfa-college.nl 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
Tap targets are not sized appropriately
NL
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alfa-college.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Alfa-college.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.
alfa-college.nl
Open Graph data is detected on the main page of Alfa College. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: