Tools & Wizards About Us
ski.sunweb.be screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

ski.sunweb.be

Sunweb Ski saison 2023-2024 : séjours tout compris | Sunweb

Page Load Speed

5.1 sec in total

First Response

179 ms

Resources Loaded

4.4 sec

Page Rendered

575 ms

ski.sunweb.be screenshot

About Website

Click here to check amazing Ski Sunweb content for Belgium. Otherwise, check out these important facts you probably never knew about ski.sunweb.be

Réservez vos vacances au ski chez Sunweb ! Plus de 220 destinations - Forfait de ski inclus - Meilleur prestataire de sports d'hiver 2015, 2017, 2018 et 2019

Visit ski.sunweb.be

Key Findings

We analyzed Ski.sunweb.be page load time and found that the first response time was 179 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

ski.sunweb.be performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value5,840 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value24.5 s

0/100

10%

Network Requests Diagram

ski.sunweb.be

179 ms

ski.sunweb.be

364 ms

ski

229 ms

uc.js

46 ms

8572.b5a75d7c.css

340 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Ski.sunweb.be, 89% (40 requests) were made to Sunweb.be and 2% (1 request) were made to Consent.cookiebot.com. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source Sunweb.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 448.0 kB (24%)

Content Size

1.9 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ski.sunweb.be main page is 1.9 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. 30% of websites need less resources to load. Images take 699.7 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 219.7 kB

  • Original 260.2 kB
  • After minification 218.0 kB
  • After compression 40.6 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 42.2 kB, which is 16% 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 219.7 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 1.2 kB

  • Original 699.7 kB
  • After minification 698.5 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. Ski Sunweb images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 102.0 kB

  • Original 520.9 kB
  • After minification 520.9 kB
  • After compression 418.9 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 102.0 kB or 20% of the original size.

CSS Optimization

-30%

Potential reduce by 125.1 kB

  • Original 421.5 kB
  • After minification 421.5 kB
  • After compression 296.4 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. Ski.sunweb.be needs all CSS files to be minified and compressed as it can save up to 125.1 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (46%)

Requests Now

37

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ski Sunweb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ski.sunweb.be

ski.sunweb.be

179 ms

ski.sunweb.be

ski.sunweb.be

364 ms

ski

ski

229 ms

uc.js

uc.js

46 ms

8572.b5a75d7c.css

8572.b5a75d7c.css

340 ms

shared-9a4fcf09.a3cc45a3.css

shared-9a4fcf09.a3cc45a3.css

2705 ms

3230.e58fa3b0.js

3230.e58fa3b0.js

497 ms

5077.e7cdaf0d.js

5077.e7cdaf0d.js

538 ms

7186.e7b1830d.js

7186.e7b1830d.js

352 ms

2145.a6568846.js

2145.a6568846.js

573 ms

1239.71b7b257.js

1239.71b7b257.js

598 ms

2942.bb56eaf3.js

2942.bb56eaf3.js

1004 ms

9438.d5c41230.js

9438.d5c41230.js

1062 ms

9497.8fb04a63.js

9497.8fb04a63.js

1111 ms

1087.b4a6cdad.js

1087.b4a6cdad.js

1298 ms

5861.8b8a0fff.js

5861.8b8a0fff.js

704 ms

3905.210de9fc.js

3905.210de9fc.js

889 ms

7826.b8f1e1a8.js

7826.b8f1e1a8.js

1321 ms

2737.e63221ae.js

2737.e63221ae.js

1162 ms

232.aebd93e7.js

232.aebd93e7.js

1522 ms

home.c776bd14.js

home.c776bd14.js

1456 ms

25766520380.js

25766520380.js

88 ms

brand-logo.svg

brand-logo.svg

28 ms

fr-be_website_960x511.ashx

fr-be_website_960x511.ashx

30 ms

last-minutes-ski.ashx

last-minutes-ski.ashx

167 ms

1920x1022-web-500kb-centered---family3.ashx

1920x1022-web-500kb-centered---family3.ashx

396 ms

cp-6050_fw-fh_holidayguarantee_visual_700x475px.ashx

cp-6050_fw-fh_holidayguarantee_visual_700x475px.ashx

245 ms

skiset-skis---ski-material-image.ashx

skiset-skis---ski-material-image.ashx

216 ms

wsa-splash-plage-ski.ashx

wsa-splash-plage-ski.ashx

228 ms

tomorrowland-2023---press-images-12.ashx

tomorrowland-2023---press-images-12.ashx

323 ms

totally-snow-party-(2).ashx

totally-snow-party-(2).ashx

496 ms

wsa-winner.ashx

wsa-winner.ashx

219 ms

betalen.ashx

betalen.ashx

222 ms

new-logo-abto.ashx

new-logo-abto.ashx

224 ms

logo-be-geschillen-small.ashx

logo-be-geschillen-small.ashx

227 ms

shopping_secure_verticaal_kleur.ashx

shopping_secure_verticaal_kleur.ashx

229 ms

trust-ecommerce-black.ashx

trust-ecommerce-black.ashx

247 ms

sgr.ashx

sgr.ashx

231 ms

sgrz.ashx

sgrz.ashx

232 ms

m-icons.3b547bb1ab3b8b451766..woff

m-icons.3b547bb1ab3b8b451766..woff

478 ms

general-sans--medium.9ff9c3429a09b987bdec..woff

general-sans--medium.9ff9c3429a09b987bdec..woff

440 ms

general-sans--semi-bold.f7917c077957122793f6..woff

general-sans--semi-bold.f7917c077957122793f6..woff

340 ms

branding--bold.320b7ea2c6dee9dafd4e..woff

branding--bold.320b7ea2c6dee9dafd4e..woff

548 ms

branding--medium.5e744247f33aed61f9cf..woff

branding--medium.5e744247f33aed61f9cf..woff

442 ms

gtm.js

gtm.js

137 ms

Accessibility Review

ski.sunweb.be accessibility score

54

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

High

[aria-hidden="true"] elements contain focusable descendents

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

Form elements do not have associated labels

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

High

Some elements have a [tabindex] value greater than 0

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

ski.sunweb.be best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

ski.sunweb.be 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

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

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

ski.sunweb.be

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