Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

nutella.cz

Homepage | Nutella® Česko | Nutella® Slovakia

Page Load Speed

3.4 sec in total

First Response

335 ms

Resources Loaded

2.9 sec

Page Rendered

163 ms

nutella.cz screenshot

About Website

Visit nutella.cz now to see the best up-to-date Nutella content for Czech Republic and also check out these interesting facts you probably never knew about nutella.cz

Ferrero Czech Republic - page description

Visit nutella.cz

Key Findings

We analyzed Nutella.cz page load time and found that the first response time was 335 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

nutella.cz performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value13.3 s

0/100

25%

SI (Speed Index)

Value12.1 s

3/100

10%

TBT (Total Blocking Time)

Value800 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.031

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

nutella.cz

335 ms

fc-1050

585 ms

ie.css

83 ms

common.css

245 ms

jcarousel.css

164 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Nutella.cz, 80% (43 requests) were made to Ferrero.cz and 9% (5 requests) were made to Static.ferrero.com. The less responsive or slowest element that took the longest time to load (872 ms) relates to the external source Static.ferrero.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 256.6 kB (45%)

Content Size

568.2 kB

After Optimization

311.6 kB

In fact, the total size of Nutella.cz main page is 568.2 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. 30% of websites need less resources to load. Images take 251.2 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 19.0 kB

  • Original 25.9 kB
  • After minification 23.1 kB
  • After compression 6.8 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. This page needs HTML code to be minified as it can gain 2.8 kB, which is 11% 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 19.0 kB or 74% of the original size.

Image Optimization

-13%

Potential reduce by 32.4 kB

  • Original 251.2 kB
  • After minification 218.8 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. Obviously, Nutella needs image optimization as it can save up to 32.4 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-60%

Potential reduce by 103.9 kB

  • Original 174.3 kB
  • After minification 159.5 kB
  • After compression 70.4 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 103.9 kB or 60% of the original size.

CSS Optimization

-87%

Potential reduce by 101.3 kB

  • Original 116.8 kB
  • After minification 97.1 kB
  • After compression 15.6 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. Nutella.cz needs all CSS files to be minified and compressed as it can save up to 101.3 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (69%)

Requests Now

52

After Optimization

16

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nutella. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nutella.cz accessibility score

91

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

[role]s are not contained by their required parent element

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.

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

nutella.cz best practices score

75

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

Browser errors were logged to the console

SEO Factors

nutella.cz SEO score

97

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nutella.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech 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 Nutella.cz 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

Open Graph data is detected on the main page of Nutella. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: