Tools & Wizards About Us
sky.es screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

sky.es

Discover TV, Broadband & Mobile Phone Packages with Sky

Page Load Speed

1.2 sec in total

First Response

166 ms

Resources Loaded

871 ms

Page Rendered

119 ms

sky.es screenshot

About Website

Visit sky.es now to see the best up-to-date Sky content for Spain and also check out these interesting facts you probably never knew about sky.es

Discover Sky packages for TV, broadband & mobile including Glass – the new streaming TV with Sky Inside. Login to manage your My Sky account & more.

Visit sky.es

Key Findings

We analyzed Sky.es page load time and found that the first response time was 166 ms and then it took 990 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

sky.es performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value10.5 s

0/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value4,050 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.085

93/100

15%

TTI (Time to Interactive)

Value29.1 s

0/100

10%

Network Requests Diagram

sky.es

166 ms

www.sky.com

45 ms

toolkit.min.css

66 ms

bundle-f3c3a471.css

38 ms

cb19b8948f63f633.css

19 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Sky.es, 58% (14 requests) were made to Sky.com and 13% (3 requests) were made to Static.skyassets.com. The less responsive or slowest element that took the longest time to load (589 ms) relates to the external source Assets.sky.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 440.4 kB (62%)

Content Size

705.3 kB

After Optimization

264.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sky.es main page is 705.3 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. 35% of websites need less resources to load. HTML takes 235.6 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 204.8 kB

  • Original 235.6 kB
  • After minification 234.4 kB
  • After compression 30.8 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 204.8 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 132.6 kB
  • After minification 132.6 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. Sky images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 131.1 kB

  • Original 212.2 kB
  • After minification 211.5 kB
  • After compression 81.1 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 131.1 kB or 62% of the original size.

CSS Optimization

-84%

Potential reduce by 104.5 kB

  • Original 124.9 kB
  • After minification 124.1 kB
  • After compression 20.4 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. Sky.es needs all CSS files to be minified and compressed as it can save up to 104.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (68%)

Requests Now

19

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sky. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

sky.es

sky.es

166 ms

www.sky.com

www.sky.com

45 ms

toolkit.min.css

toolkit.min.css

66 ms

bundle-f3c3a471.css

bundle-f3c3a471.css

38 ms

cb19b8948f63f633.css

cb19b8948f63f633.css

19 ms

polyfills-78c92fac7aa8fdd8.js

polyfills-78c92fac7aa8fdd8.js

34 ms

28f0f419e69c5bbd_complete.js

28f0f419e69c5bbd_complete.js

31 ms

optimizely.browser.umd.min.js

optimizely.browser.umd.min.js

34 ms

tag.js

tag.js

46 ms

webpack-654f0dd294cd949e.js

webpack-654f0dd294cd949e.js

29 ms

framework-f5ce7d2e91c3223f.js

framework-f5ce7d2e91c3223f.js

31 ms

main-7ab193d09d20941f.js

main-7ab193d09d20941f.js

27 ms

_app-5c5ecef7cb896ec0.js

_app-5c5ecef7cb896ec0.js

42 ms

154-dc408d9712e50dd6.js

154-dc408d9712e50dd6.js

36 ms

300-826037fcfe01cbab.js

300-826037fcfe01cbab.js

39 ms

%5B%5B...slug%5D%5D-eef52e5854a40ccb.js

%5B%5B...slug%5D%5D-eef52e5854a40ccb.js

39 ms

_buildManifest.js

_buildManifest.js

41 ms

_ssgManifest.js

_ssgManifest.js

46 ms

AkSkw

AkSkw

60 ms

optimizely.browser.umd.min.js

optimizely.browser.umd.min.js

14 ms

polyfill-promise.js

polyfill-promise.js

589 ms

PHP_Mobile.png

PHP_Mobile.png

177 ms

sky-regular.woff

sky-regular.woff

11 ms

sky-medium.woff

sky-medium.woff

40 ms

Accessibility Review

sky.es accessibility score

98

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.

Best Practices

sky.es 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

sky.es SEO score

92

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

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 Sky.es 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 Sky.es 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

sky.es

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