Report Summary

  • 57

    Performance

    Renders faster than
    74% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

potraviny-napoje.shopy.cz

Potraviny a n?poje, v?no a alkohol, k?va a ?aj | Internetov? obchody Shopy.cz

Page Load Speed

27.6 sec in total

First Response

531 ms

Resources Loaded

24.5 sec

Page Rendered

2.6 sec

potraviny-napoje.shopy.cz screenshot

About Website

Click here to check amazing Potraviny Na Poje Shopy content for Czech Republic. Otherwise, check out these important facts you probably never knew about potraviny-napoje.shopy.cz

Shopy.cz katalog internetov? obchody - Potraviny, n?poje, v?no, k?va a ?ak | Internetov? obchod - Ov??en? internetov? obchody, e-shop

Visit potraviny-napoje.shopy.cz

Key Findings

We analyzed Potraviny-napoje.shopy.cz page load time and found that the first response time was 531 ms and then it took 27.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

potraviny-napoje.shopy.cz performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value7,240 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

Network Requests Diagram

potraviny-napoje.shopy.cz

531 ms

styles.css

261 ms

menu.js

362 ms

adsbygoogle.js

255 ms

urchin.js

72 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 8% of them (5 requests) were addressed to the original Potraviny-napoje.shopy.cz, 34% (22 requests) were made to Shopy.cz and 11% (7 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Toplist.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 78.2 kB (37%)

Content Size

208.7 kB

After Optimization

130.5 kB

In fact, the total size of Potraviny-napoje.shopy.cz main page is 208.7 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. 65% of websites need less resources to load. Javascripts take 115.4 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 45.6 kB

  • Original 56.6 kB
  • After minification 50.1 kB
  • After compression 10.9 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 6.4 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 45.6 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 47 B

  • Original 3.6 kB
  • After minification 3.6 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. Potraviny Na Poje Shopy images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 3.9 kB

  • Original 115.4 kB
  • After minification 115.3 kB
  • After compression 111.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-86%

Potential reduce by 28.6 kB

  • Original 33.1 kB
  • After minification 25.8 kB
  • After compression 4.5 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. Potraviny-napoje.shopy.cz needs all CSS files to be minified and compressed as it can save up to 28.6 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (61%)

Requests Now

57

After Optimization

22

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Potraviny Na Poje Shopy. 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 from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

potraviny-napoje.shopy.cz accessibility score

65

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

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

potraviny-napoje.shopy.cz best practices score

58

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

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

potraviny-napoje.shopy.cz SEO score

54

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

Language and Encoding

  • Language Detected

    DA

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Potraviny-napoje.shopy.cz can be misinterpreted by Google and other search engines. Our service has detected that Danish 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 Potraviny-napoje.shopy.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Potraviny Na Poje Shopy. 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: