Tools & Wizards About Us
skb.se screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

skb.se

SKB - Vi tar hand om det svenska radioaktiva avfallet

Page Load Speed

6.3 sec in total

First Response

1.7 sec

Resources Loaded

4.2 sec

Page Rendered

424 ms

skb.se screenshot

About Website

Click here to check amazing SKB content for Sweden. Otherwise, check out these important facts you probably never knew about skb.se

Vårt uppdrag är att ta hand om allt radioaktivt avfall från de svenska kärnkraftverken och uppfylla kraven på högsta säkerhet för människor och miljö.

Visit skb.se

Key Findings

We analyzed Skb.se page load time and found that the first response time was 1.7 sec and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

skb.se performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.7 s

2/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value2,680 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value21.7 s

1/100

10%

Network Requests Diagram

www.skb.se

1676 ms

wp-emoji-release.min.js

93 ms

436 ms

jquery.dataTables.min.css

45 ms

style.css

171 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 70% of them (32 requests) were addressed to the original Skb.se, 7% (3 requests) were made to S.ytimg.com and 4% (2 requests) were made to Cdn.datatables.net. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Skb.se.

Page Optimization Overview & Recommendations

Page size can be reduced by 746.9 kB (30%)

Content Size

2.5 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Skb.se main page is 2.5 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. 65% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 61.4 kB

  • Original 75.5 kB
  • After minification 73.5 kB
  • After compression 14.2 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 61.4 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 23.3 kB

  • Original 1.5 MB
  • After minification 1.5 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. SKB images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 305.9 kB

  • Original 478.8 kB
  • After minification 478.4 kB
  • After compression 172.9 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 305.9 kB or 64% of the original size.

CSS Optimization

-83%

Potential reduce by 356.4 kB

  • Original 428.7 kB
  • After minification 409.6 kB
  • After compression 72.4 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. Skb.se needs all CSS files to be minified and compressed as it can save up to 356.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (46%)

Requests Now

39

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SKB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.skb.se

www.skb.se

1676 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

93 ms

436 ms

jquery.dataTables.min.css

jquery.dataTables.min.css

45 ms

style.css

style.css

171 ms

jquery-ui.css

jquery-ui.css

47 ms

jquery.js,qver=fa73be91c343a4517a1e953b0967229c.pagespeed.jm.zixJPNMRNN.js

jquery.js,qver=fa73be91c343a4517a1e953b0967229c.pagespeed.jm.zixJPNMRNN.js

276 ms

wp-includes,_js,_jquery,_jquery-migrate.min.js,,qver==fa73be91c343a4517a1e953b0967229c,Mjm.mhpNjdU8Wl.js+wp-content,_plugins,_bwp-minify,_min,_,,qf==wp-content,,_plugins,,_private-content,,_js,,_private-content.js,,,,wp-content,,_plugins,,_google-analyticator,,_external-tracking.min.js,,aver==3,Mjm.KdJJM7OJ6T.js.pagespeed.jc.Cu-exrw0rP.js

wp-includes,_js,_jquery,_jquery-migrate.min.js,,qver==fa73be91c343a4517a1e953b0967229c,Mjm.mhpNjdU8Wl.js+wp-content,_plugins,_bwp-minify,_min,_,,qf==wp-content,,_plugins,,_private-content,,_js,,_private-content.js,,,,wp-content,,_plugins,,_google-analyticator,,_external-tracking.min.js,,aver==3,Mjm.KdJJM7OJ6T.js.pagespeed.jc.Cu-exrw0rP.js

175 ms

392 ms

jquery.dataTables.min.js

jquery.dataTables.min.js

50 ms

style.css

style.css

97 ms

main.min.css

main.min.css

189 ms

css

css

24 ms

frontend.css

frontend.css

89 ms

ga.js

ga.js

346 ms

0.jpg

0.jpg

321 ms

bakgr_sigrid_2000x1000.jpg

bakgr_sigrid_2000x1000.jpg

446 ms

bakgr_clab_2000x819.jpg

bakgr_clab_2000x819.jpg

525 ms

bakgr_aspoutbyggnad_2000x1000.jpg

bakgr_aspoutbyggnad_2000x1000.jpg

512 ms

mobilemenu-inactive.png

mobilemenu-inactive.png

322 ms

plakett_500px-222x200.jpg

plakett_500px-222x200.jpg

319 ms

Niklas-sv-v-300x250px-240x200.jpg

Niklas-sv-v-300x250px-240x200.jpg

320 ms

vd300x250svartvit-240x200.jpg

vd300x250svartvit-240x200.jpg

322 ms

Kallriga03.jpg

Kallriga03.jpg

714 ms

lagerbladetpuff_500px_ny-200x200.jpg

lagerbladetpuff_500px_ny-200x200.jpg

322 ms

loading.gif

loading.gif

324 ms

done.png

done.png

324 ms

xskb-play-button.png.pagespeed.ic.zupn7NtuiV.png

xskb-play-button.png.pagespeed.ic.zupn7NtuiV.png

362 ms

footerpicture.png

footerpicture.png

363 ms

player_api

player_api

257 ms

slick-left-arrow.png

slick-left-arrow.png

129 ms

slick-right-arrow.png

slick-right-arrow.png

146 ms

ajax-loader.gif

ajax-loader.gif

210 ms

MuseoSans_300-webfont.woff

MuseoSans_300-webfont.woff

191 ms

MuseoSans_500-webfont.woff

MuseoSans_500-webfont.woff

225 ms

MuseoSans_900-webfont.woff

MuseoSans_900-webfont.woff

298 ms

MuseoSans_700-webfont.woff

MuseoSans_700-webfont.woff

339 ms

MuseoSans_100-webfont.woff

MuseoSans_100-webfont.woff

377 ms

slick.woff

slick.woff

338 ms

__utm.gif

__utm.gif

21 ms

www-widgetapi.js

www-widgetapi.js

18 ms

Fs9E9XkNERg

Fs9E9XkNERg

83 ms

www-embed-player-vflfNyN_r.css

www-embed-player-vflfNyN_r.css

71 ms

www-embed-player.js

www-embed-player.js

84 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

83 ms

ad_status.js

ad_status.js

81 ms

Accessibility Review

skb.se accessibility score

87

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

skb.se best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

skb.se SEO score

77

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    SV

  • Language Claimed

    SV

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Skb.se can be misinterpreted by Google and other search engines. Our service has detected that Swedish is used on the page, and it matches the claimed language. Our system also found out that Skb.se 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.

Social Sharing Optimization

skb.se

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