Access kulturistika.ronnie.cz. Kulturistika a fitness | Ronnie.cz - nej?ten?j?? web o kulturistice a fitness v ?R

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value16.7 s

0/100

25%

SI (Speed Index)

Value4.8 s

68/100

10%

TBT (Total Blocking Time)

Value570 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0.073

95/100

15%

TTI (Time to Interactive)

Value10.7 s

22/100

10%

kulturistika.ronnie.cz

664 ms

z_style_10.css

192 ms

jquery-3.4.1.js

673 ms

z_scripty_06.js

380 ms

js

65 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 65% of them (71 requests) were addressed to the original Kulturistika.ronnie.cz, 9% (10 requests) were made to Lide.ronnie.cz and 8% (9 requests) were made to Obchod.ronnie.cz. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Kulturistika.ronnie.cz.

Content Size

1.9 MB

After Optimization

1.7 MB

In fact, the total size of Kulturistika.ronnie.cz 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. 55% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 94.0 kB

Original 112.0 kB
After minification 110.6 kB
After compression 18.0 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 94.0 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 26.1 kB

Original 1.6 MB
After minification 1.6 MB

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. Kulturistika Ronnie images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 73.6 kB

Original 128.7 kB
After minification 121.3 kB
After compression 55.1 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 73.6 kB or 57% of the original size.

CSS Optimization

-86%

Potential reduce by 35.0 kB

Original 40.7 kB
After minification 34.7 kB
After compression 5.7 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. Kulturistika.ronnie.cz needs all CSS files to be minified and compressed as it can save up to 35.0 kB or 86% of the original size.

Requests Now

109

After Optimization

The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kulturistika Ronnie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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 the interpretation of your content by users in different locales.

High

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

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

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Some elements have a [tabindex] value greater than 0

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

Language and Encoding

Language Detected

N/A
Language Claimed

N/A
Encoding

WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kulturistika.ronnie.cz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Kulturistika.ronnie.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

kulturistika.ronnie.cz

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Kulturistika a fitness | Ronnie.cz - nej?ten?j?? web o kulturistice a fitness v ?R

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

kulturistika.ronnie.cz

z_style_10.css

jquery-3.4.1.js

z_scripty_06.js

js

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

kulturistika.ronnie.cz

z_style_10.css

jquery-3.4.1.js

z_scripty_06.js

js

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