Tools & Wizards About Us
natkurser.se screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 96

    SEO

    Google-friendlier than
    90% of websites

natkurser.se

Gratis nätkurser - Hitta rätt gratiskurs, nätkurs och språkkurs mm.

Page Load Speed

3.2 sec in total

First Response

232 ms

Resources Loaded

2.7 sec

Page Rendered

260 ms

natkurser.se screenshot

About Website

Visit natkurser.se now to see the best up-to-date Natkurser content for Sweden and also check out these interesting facts you probably never knew about natkurser.se

Här kan du hitta gratis nätkurser i allt från webdesign till en språkkurs i italienska. Alla gratiskurser finns lätt tillgängliga på nätet.

Visit natkurser.se

Key Findings

We analyzed Natkurser.se page load time and found that the first response time was 232 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

natkurser.se performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value8.0 s

21/100

10%

TBT (Total Blocking Time)

Value2,090 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.333

34/100

15%

TTI (Time to Interactive)

Value13.7 s

11/100

10%

Network Requests Diagram

natkurser.se

232 ms

www.natkurser.se

498 ms

application-be2b1d8be3997c450353f260e59449b6.css

328 ms

application-398a46cd25c4f4cd10fa32c66bdb1362.js

613 ms

adsbygoogle.js

5 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 46% of them (22 requests) were addressed to the original Natkurser.se, 10% (5 requests) were made to Pagead2.googlesyndication.com and 8% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (619 ms) relates to the external source Static.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 368.1 kB (58%)

Content Size

637.6 kB

After Optimization

269.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Natkurser.se main page is 637.6 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. 40% of websites need less resources to load. Javascripts take 433.0 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 20.0 kB

  • Original 27.1 kB
  • After minification 24.6 kB
  • After compression 7.0 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 20.0 kB or 74% of the original size.

Image Optimization

-15%

Potential reduce by 19.1 kB

  • Original 131.5 kB
  • After minification 112.4 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. Obviously, Natkurser needs image optimization as it can save up to 19.1 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 288.8 kB

  • Original 433.0 kB
  • After minification 287.3 kB
  • After compression 144.3 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 288.8 kB or 67% of the original size.

CSS Optimization

-87%

Potential reduce by 40.3 kB

  • Original 46.1 kB
  • After minification 25.2 kB
  • After compression 5.8 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. Natkurser.se needs all CSS files to be minified and compressed as it can save up to 40.3 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (24%)

Requests Now

45

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Natkurser. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

natkurser.se

natkurser.se

232 ms

www.natkurser.se

www.natkurser.se

498 ms

application-be2b1d8be3997c450353f260e59449b6.css

application-be2b1d8be3997c450353f260e59449b6.css

328 ms

application-398a46cd25c4f4cd10fa32c66bdb1362.js

application-398a46cd25c4f4cd10fa32c66bdb1362.js

613 ms

adsbygoogle.js

adsbygoogle.js

5 ms

cookiebanner.min.js

cookiebanner.min.js

214 ms

analytics.js

analytics.js

7 ms

bg_paper.png

bg_paper.png

174 ms

ulbg.png

ulbg.png

87 ms

natkurser_logo-d1c9fffbc39205504b87d3a37ecdd6f0.png

natkurser_logo-d1c9fffbc39205504b87d3a37ecdd6f0.png

254 ms

eng-62f6fbece0a6bf29b77822255f32cf1b.png

eng-62f6fbece0a6bf29b77822255f32cf1b.png

173 ms

swe-12d64da7fb625fa5c951b2325d8330dd.png

swe-12d64da7fb625fa5c951b2325d8330dd.png

177 ms

languages_small-b0d954fb2a68a6afdef6e0a6131e50a5.png

languages_small-b0d954fb2a68a6afdef6e0a6131e50a5.png

176 ms

technology_small-7078202ebd87993387d7be92cc73e454.png

technology_small-7078202ebd87993387d7be92cc73e454.png

173 ms

creative_small-ee22cdfd1a9a8f176e07325fb1eda532.png

creative_small-ee22cdfd1a9a8f176e07325fb1eda532.png

262 ms

business_small-1e3b3a4f7967406fe11926c344c72ac7.png

business_small-1e3b3a4f7967406fe11926c344c72ac7.png

257 ms

leisure_small-ee76ecce3c0439ec2564d27e8ec3e94d.png

leisure_small-ee76ecce3c0439ec2564d27e8ec3e94d.png

259 ms

personal-development_small-5e1cc75a7873cf20969c48e9ec6ac48f.png

personal-development_small-5e1cc75a7873cf20969c48e9ec6ac48f.png

265 ms

science_small-4eec5170636e40dbf6ababdedd6d833c.png

science_small-4eec5170636e40dbf6ababdedd6d833c.png

264 ms

university-courses_small-b86479e55c89da5807616566a2e8cd66.png

university-courses_small-b86479e55c89da5807616566a2e8cd66.png

338 ms

miscellaneous_small-44f36e31851ea50f5c4cb845c9f9fabc.png

miscellaneous_small-44f36e31851ea50f5c4cb845c9f9fabc.png

336 ms

sdk.js

sdk.js

269 ms

headbg_white.jpg

headbg_white.jpg

341 ms

ulhover.png

ulhover.png

345 ms

contentbg.png

contentbg.png

350 ms

collect

collect

24 ms

ca-pub-7204844147028079.js

ca-pub-7204844147028079.js

39 ms

zrt_lookup.html

zrt_lookup.html

42 ms

show_ads_impl.js

show_ads_impl.js

57 ms

search.png

search.png

315 ms

ads

ads

300 ms

osd.js

osd.js

18 ms

ads

ads

284 ms

94 ms

xd_arbiter.php

xd_arbiter.php

227 ms

xd_arbiter.php

xd_arbiter.php

423 ms

m_js_controller.js

m_js_controller.js

28 ms

abg.js

abg.js

52 ms

favicon

favicon

57 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

63 ms

nessie_icon_thin_arrow_big_white.png

nessie_icon_thin_arrow_big_white.png

40 ms

s

s

41 ms

x_button_blue2.png

x_button_blue2.png

20 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

26 ms

ui

ui

92 ms

like.php

like.php

116 ms

qeKvIRsJabD.js

qeKvIRsJabD.js

556 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

619 ms

Accessibility Review

natkurser.se accessibility score

82

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

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

High

<frame> or <iframe> elements do not have a title

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

<html> element does not have a [lang] attribute

Best Practices

natkurser.se best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

natkurser.se SEO score

96

Search Engine Optimization Advices

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    SV

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Natkurser.se can be misinterpreted by Google and other search engines. Our service has detected that Swedish 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 Natkurser.se 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.

Social Sharing Optimization

natkurser.se

Open Graph data is detected on the main page of Natkurser. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: