Tools & Wizards About Us
tibber.com screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

tibber.com

Forget everything you know about energy companies ⚡️ Tibber

Page Load Speed

1.8 sec in total

First Response

163 ms

Resources Loaded

1.3 sec

Page Rendered

345 ms

tibber.com screenshot

About Website

Visit tibber.com now to see the best up-to-date Tibber content for Norway and also check out these interesting facts you probably never knew about tibber.com

Tibber gives you smart, renewable electricity and inspire you to a more sustainable energy consumption.

Visit tibber.com

Key Findings

We analyzed Tibber.com page load time and found that the first response time was 163 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

tibber.com performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value14.1 s

0/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value1,350 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.6 s

8/100

10%

Network Requests Diagram

tibber.com

163 ms

en

501 ms

0a24d9e5d65e6034.css

208 ms

8900fa77bf3725b3.css

210 ms

238a870d346014ae.css

210 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 87% of them (34 requests) were addressed to the original Tibber.com, 10% (4 requests) were made to Assets.ctfassets.net and 3% (1 request) were made to Tibber.imgix.net. The less responsive or slowest element that took the longest time to load (775 ms) belongs to the original domain Tibber.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 241.6 kB (36%)

Content Size

673.3 kB

After Optimization

431.7 kB

  • HTML
  • Images

In fact, the total size of Tibber.com main page is 673.3 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. Images take 364.3 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 241.6 kB

  • Original 308.9 kB
  • After minification 308.8 kB
  • After compression 67.4 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 241.6 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 364.3 kB
  • After minification 364.3 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. Tibber images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 28 (85%)

Requests Now

33

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tibber. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tibber.com

tibber.com

163 ms

en

en

501 ms

0a24d9e5d65e6034.css

0a24d9e5d65e6034.css

208 ms

8900fa77bf3725b3.css

8900fa77bf3725b3.css

210 ms

238a870d346014ae.css

238a870d346014ae.css

210 ms

polyfills-c67a75d1b6f99dc8.js

polyfills-c67a75d1b6f99dc8.js

275 ms

2094.fa3a506ee19bcf2c.js

2094.fa3a506ee19bcf2c.js

206 ms

3187.98c54580af1c3e00.js

3187.98c54580af1c3e00.js

228 ms

6261.f82c64419523c6c1.js

6261.f82c64419523c6c1.js

291 ms

40acc268.988a87d70b4c1253.js

40acc268.988a87d70b4c1253.js

357 ms

3513.8dec3a0548a19ec8.js

3513.8dec3a0548a19ec8.js

492 ms

2443.7faa4e32ae97b551.js

2443.7faa4e32ae97b551.js

291 ms

1998.0af94dfc4e272349.js

1998.0af94dfc4e272349.js

291 ms

5279.6064c413dc680afc.js

5279.6064c413dc680afc.js

359 ms

5305.013ca243472f9d88.js

5305.013ca243472f9d88.js

360 ms

9254.b7e3f913cbd2346b.js

9254.b7e3f913cbd2346b.js

361 ms

9288.b04f779c846122d5.js

9288.b04f779c846122d5.js

361 ms

3619-ee364720c6bc3b45.js

3619-ee364720c6bc3b45.js

426 ms

4544.6de5e79dce34f32d.js

4544.6de5e79dce34f32d.js

427 ms

9915.ad6e8fd533b8b2e6.js

9915.ad6e8fd533b8b2e6.js

429 ms

webpack-a03530045eb56120.js

webpack-a03530045eb56120.js

431 ms

framework-86691fe36d93d8b0.js

framework-86691fe36d93d8b0.js

568 ms

main-4165a47081527c8c.js

main-4165a47081527c8c.js

502 ms

_app-45706299104adbf0.js

_app-45706299104adbf0.js

775 ms

1efa02e2-a19594adaffa96c7.js

1efa02e2-a19594adaffa96c7.js

634 ms

1042-769a1153d848e444.js

1042-769a1153d848e444.js

575 ms

3150-d472b513e52fedf4.js

3150-d472b513e52fedf4.js

561 ms

841-6deb8483d36f30c7.js

841-6deb8483d36f30c7.js

575 ms

6474-9af5c21dbf60807d.js

6474-9af5c21dbf60807d.js

632 ms

5281-a3400f32daa2383b.js

5281-a3400f32daa2383b.js

636 ms

1465-46bd5c84f6f5c1fb.js

1465-46bd5c84f6f5c1fb.js

642 ms

%5B%5B...page%5D%5D-96dc88e7a89ae5df.js

%5B%5B...page%5D%5D-96dc88e7a89ae5df.js

642 ms

_buildManifest.js

_buildManifest.js

700 ms

_ssgManifest.js

_ssgManifest.js

704 ms

Home_EN_wider.png

Home_EN_wider.png

25 ms

SilkaTibber-Regular.ttf

SilkaTibber-Regular.ttf

63 ms

SilkaTibber-Medium.ttf

SilkaTibber-Medium.ttf

63 ms

SilkaTibber-SemiBold.ttf

SilkaTibber-SemiBold.ttf

63 ms

SilkaTibber-Bold.ttf

SilkaTibber-Bold.ttf

70 ms

Accessibility Review

tibber.com accessibility score

79

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Best Practices

tibber.com 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

tibber.com SEO score

79

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

Content Best Practices

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

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

tibber.com

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