Tools & Wizards About Us

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

fortum.se

Energi- och elbolag med fokus på ren el och energi | Fortum

Page Load Speed

1.5 sec in total

First Response

52 ms

Resources Loaded

1.1 sec

Page Rendered

356 ms

About Website

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

Fortum är ett ledande energibolag som utvecklar och erbjuder våra kunder lösningar inom el, värme, kyla, återvinning och avfallshantering. Vi utvecklar och producerar energi för en hållbar framtid.

Visit fortum.se

Key Findings

We analyzed Fortum.se page load time and found that the first response time was 52 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

fortum.se performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value13.5 s

0/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value2,010 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.3 s

15/100

10%

Network Requests Diagram

fortum.se

52 ms

www.fortum.se

136 ms

otSDKStub.js

33 ms

prefetcher.js

294 ms

0beae60d32e6ae4c233f44dd1be86007.js

19 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 74% of them (26 requests) were addressed to the original Fortum.se, 9% (3 requests) were made to Cdn.cookielaw.org and 3% (1 request) were made to Info.fortum.se. The less responsive or slowest element that took the longest time to load (415 ms) relates to the external source Cdn.horizons.confirmit.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 147.2 kB (22%)

Content Size

673.1 kB

After Optimization

525.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Fortum.se main page is 673.1 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. 60% of websites need less resources to load. Javascripts take 395.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 144.7 kB

  • Original 181.4 kB
  • After minification 150.2 kB
  • After compression 36.7 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 31.2 kB, which is 17% 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 144.7 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 45.4 kB
  • After minification 45.4 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. Fortum images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.0 kB

  • Original 395.2 kB
  • After minification 394.4 kB
  • After compression 393.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 420 B

  • Original 51.1 kB
  • After minification 51.1 kB
  • After compression 50.7 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. Fortum.se has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 9 (64%)

Requests Now

14

After Optimization

5

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fortum. 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.

Network Requests Diagram

Accessibility Review

fortum.se accessibility score

92

Accessibility Issues

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

Buttons do not have an accessible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

fortum.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

fortum.se SEO score

86

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

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

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 Fortum.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 Fortum.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

Open Graph description is not detected on the main page of Fortum. 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: