Tools & Wizards About Us
oyster.dk screenshot

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

oyster.dk

Billige abonnementer, streaming og internet - OiSTER

Page Load Speed

26.5 sec in total

First Response

537 ms

Resources Loaded

19.3 sec

Page Rendered

6.6 sec

oyster.dk screenshot

About Website

Visit oyster.dk now to see the best up-to-date Oyster content and also check out these interesting facts you probably never knew about oyster.dk

Hos OiSTER får du altid billige abonnementer til mobil og mobilt bredbånd. Også med streaming. Læs mere her.

Visit oyster.dk

Key Findings

We analyzed Oyster.dk page load time and found that the first response time was 537 ms and then it took 25.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

oyster.dk performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value9,100 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.33

34/100

15%

TTI (Time to Interactive)

Value19.5 s

2/100

10%

Network Requests Diagram

oyster.dk

537 ms

www.oister.dk

1215 ms

uc.js

169 ms

tp.widget.bootstrap.min.js

46 ms

mastertag

376 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Oyster.dk, 76% (31 requests) were made to Oister.dk and 2% (1 request) were made to Policy.app.cookieinformation.com. The less responsive or slowest element that took the longest time to load (3 sec) relates to the external source Oister.dk.

Page Optimization Overview & Recommendations

Page size can be reduced by 219.6 kB (20%)

Content Size

1.1 MB

After Optimization

854.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Oyster.dk main page is 1.1 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. 70% of websites need less resources to load. Images take 776.3 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 206.0 kB

  • Original 237.8 kB
  • After minification 191.5 kB
  • After compression 31.9 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 46.3 kB, which is 19% 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 206.0 kB or 87% of the original size.

Image Optimization

-2%

Potential reduce by 13.7 kB

  • Original 776.3 kB
  • After minification 762.7 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. Oyster images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 24 B

  • Original 31.6 kB
  • After minification 31.6 kB
  • After compression 31.6 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

-0%

Potential reduce by 0 B

  • Original 27.9 kB
  • After minification 27.9 kB
  • After compression 27.9 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. Oyster.dk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (50%)

Requests Now

32

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oyster. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

oyster.dk

oyster.dk

537 ms

www.oister.dk

www.oister.dk

1215 ms

uc.js

uc.js

169 ms

tp.widget.bootstrap.min.js

tp.widget.bootstrap.min.js

46 ms

mastertag

mastertag

376 ms

gtm.js

gtm.js

207 ms

2022_05_fordele_wave_v2_3x.png

2022_05_fordele_wave_v2_3x.png

1040 ms

SourceSansPro-Regular.woff

SourceSansPro-Regular.woff

622 ms

SourceSansPro-Light.woff

SourceSansPro-Light.woff

591 ms

SourceSansPro-SemiBold.woff

SourceSansPro-SemiBold.woff

591 ms

SourceSansPro-Bold.woff

SourceSansPro-Bold.woff

591 ms

SourceSansPro-Black.woff

SourceSansPro-Black.woff

620 ms

find.js

find.js

243 ms

logo.svg

logo.svg

668 ms

login_v2.svg

login_v2.svg

671 ms

nav__bubble__mobile.svg

nav__bubble__mobile.svg

691 ms

nav__bubble__oistertainment.svg

nav__bubble__oistertainment.svg

692 ms

nav__bubble__ips.svg

nav__bubble__ips.svg

694 ms

nav__bubble__shop.svg

nav__bubble__shop.svg

769 ms

nav__bubble__tips-and-tricks.svg

nav__bubble__tips-and-tricks.svg

762 ms

nav__bubble__help-2.svg

nav__bubble__help-2.svg

856 ms

nav__bubble__business.svg

nav__bubble__business.svg

813 ms

polyfill.min.js

polyfill.min.js

162 ms

main-eedb045fef.min.css

main-eedb045fef.min.css

639 ms

main.min.js

main.min.js

107 ms

60939.js

60939.js

385 ms

main-3a2bac6059.min.js

main-3a2bac6059.min.js

700 ms

SourceSansPro-Italic.woff

SourceSansPro-Italic.woff

739 ms

SourceSansPro-SemiBoldItalic.woff

SourceSansPro-SemiBoldItalic.woff

739 ms

63.694e0120e7b50ee5d7d6.min.js

63.694e0120e7b50ee5d7d6.min.js

326 ms

68.238625084d75140b6ccc.min.js

68.238625084d75140b6ccc.min.js

325 ms

bg_forside_v1.jpg

bg_forside_v1.jpg

140 ms

fetch

fetch

785 ms

2022_08_header_fri80_2-dage_v3_3x.png

2022_08_header_fri80_2-dage_v3_3x.png

704 ms

2022_08_splash_bestilsenest_29aug_v1_3x.png

2022_08_splash_bestilsenest_29aug_v1_3x.png

702 ms

2.c9c7418a8d1f862a4b16.min.js

2.c9c7418a8d1f862a4b16.min.js

695 ms

4.a242eb4f7e05acdbb1ea.min.js

4.a242eb4f7e05acdbb1ea.min.js

691 ms

1.5cfceaeffc6548aea2ab.min.js

1.5cfceaeffc6548aea2ab.min.js

691 ms

39.7b0d24f94b023f9700a0.min.js

39.7b0d24f94b023f9700a0.min.js

691 ms

main-3a2bac6059.min.js

main-3a2bac6059.min.js

3006 ms

core.js

core.js

256 ms

Accessibility Review

oyster.dk accessibility score

77

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

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

oyster.dk best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

oyster.dk SEO score

86

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

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

    DA

  • Language Claimed

    DA

  • Encoding

    UTF-8

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

oyster.dk

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