8.4 sec in total
959 ms
7.1 sec
353 ms
Click here to check amazing Nislab content for Norway. Otherwise, check out these important facts you probably never knew about nislab.no
Institutt for informasjonssikkerhet og kommunikasjonsteknologi (IIK) ved Norges teknisk-naturvitenskapelige universitet (NTNU)
Visit nislab.noWe analyzed Nislab.no page load time and found that the first response time was 959 ms and then it took 7.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
nislab.no performance score
name
value
score
weighting
Value2.1 s
80/100
10%
Value12.1 s
0/100
25%
Value7.7 s
24/100
10%
Value140 ms
95/100
30%
Value0.596
11/100
15%
Value12.8 s
13/100
10%
959 ms
250 ms
247 ms
248 ms
373 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that all of those requests were addressed to Nislab.no and no external sources were called. The less responsive or slowest element that took the longest time to load (5.3 sec) belongs to the original domain Nislab.no.
Page size can be reduced by 2.5 MB (25%)
10.1 MB
7.6 MB
In fact, the total size of Nislab.no main page is 10.1 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 9.8 MB which makes up the majority of the site volume.
Potential reduce by 61.8 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 28.5 kB, which is 40% 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 61.8 kB or 87% of the original size.
Potential reduce by 2.3 MB
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. Obviously, Nislab needs image optimization as it can save up to 2.3 MB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 70.7 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 70.7 kB or 52% of the original size.
Potential reduce by 2.1 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. Nislab.no needs all CSS files to be minified and compressed as it can save up to 2.1 kB or 15% of the original size.
Number of requests can be reduced by 9 (16%)
57
48
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nislab. 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 as a result speed up the page load time.
nislab.no
959 ms
nislab.css
250 ms
editor.css
247 ms
ezjsselection.js
248 ms
jquery-1.8.3.min.js
373 ms
modernizr-2.6.2.min.js
248 ms
jquery.carouFredSel-6.1.0-packed.js
404 ms
jquery.mousewheel.min.js
491 ms
jquery.touchSwipe.min.js
491 ms
jquery.ba-throttle-debounce.min.js
492 ms
jquery.jclip.js
494 ms
bootstrap.min.js
620 ms
hig.menu.js
617 ms
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3917 ms
nislab.no accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[accesskey] values are not unique
Some elements have a [tabindex] value greater than 0
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
Image elements do not have [alt] attributes
Links do not have a discernible name
nislab.no 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
nislab.no 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
NO
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nislab.no can be misinterpreted by Google and other search engines. Our service has detected that Norwegian 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 Nislab.no 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.
nislab.no
Open Graph description is not detected on the main page of Nislab. 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: