Access nescafe.ch. Découvrez le site officiel NESCAFÉ®

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value1,440 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.065

97/100

15%

TTI (Time to Interactive)

Value13.6 s

11/100

10%

www.nescafe.ch

207 ms

reset.css

35 ms

default.css

42 ms

contentElements.css

45 ms

home.css

269 ms

Our browser made a total of 115 requests to load all elements on the main page. We found that 87% of them (100 requests) were addressed to the original Nescafe.ch, 3% (4 requests) were made to Google-analytics.com and 3% (3 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Nescafe.ch.

Content Size

654.8 kB

After Optimization

498.0 kB

In fact, the total size of Nescafe.ch main page is 654.8 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. Images take 434.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 39.6 kB

Original 52.5 kB
After minification 52.5 kB
After compression 12.8 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 39.6 kB or 76% of the original size.

Image Optimization

-4%

Potential reduce by 15.4 kB

Original 434.3 kB
After minification 418.9 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. Nescafe images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 81.8 kB

Original 142.5 kB
After minification 142.4 kB
After compression 60.7 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 81.8 kB or 57% of the original size.

CSS Optimization

-78%

Potential reduce by 19.9 kB

Original 25.5 kB
After minification 22.3 kB
After compression 5.5 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. Nescafe.ch needs all CSS files to be minified and compressed as it can save up to 19.9 kB or 78% of the original size.

Requests Now

113

After Optimization

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nescafe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

High

ARIA IDs are not unique

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

FR
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nescafe.ch can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Nescafe.ch 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

nescafe.ch

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Découvrez le site officiel NESCAFÉ® | NESCAFÉ CH

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.nescafe.ch

reset.css

default.css

contentElements.css

home.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.nescafe.ch

reset.css

default.css

contentElements.css

home.css

jquery.min.js

homeCH.css

replaceHeader.js

toggle.js

general.js

bg820red_start.jpg

platzhalter_home_img_unten_22902.png

teaser_barista_de_golive_21221.png

logo.png

searchbox-button.png

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