Access udrzbapodniku.cz. Úvod - Řízení a údržba průmyslového podniku

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

8/100

10%

LCP (Largest Contentful Paint)

Value9.5 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value480 ms

60/100

30%

CLS (Cumulative Layout Shift)

Value0.431

22/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

udrzbapodniku.cz

2687 ms

stylesheet_2638b7a127.css

375 ms

javascript_93077bb238.js

289 ms

templateA.css

270 ms

index.css

513 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 68% of them (80 requests) were addressed to the original Udrzbapodniku.cz, 14% (16 requests) were made to Predplatitel.trademedia.cz and 6% (7 requests) were made to Ru.almanachprodukce.cz. The less responsive or slowest element that took the longest time to load (5 sec) belongs to the original domain Udrzbapodniku.cz.

Content Size

1.4 MB

After Optimization

538.0 kB

In fact, the total size of Udrzbapodniku.cz main page is 1.4 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. 30% of websites need less resources to load. Javascripts take 803.4 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 63.7 kB

Original 80.9 kB
After minification 76.7 kB
After compression 17.2 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 63.7 kB or 79% of the original size.

Image Optimization

-12%

Potential reduce by 45.4 kB

Original 384.7 kB
After minification 339.3 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, Udrzba Podniku needs image optimization as it can save up to 45.4 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-79%

Potential reduce by 638.3 kB

Original 803.4 kB
After minification 533.1 kB
After compression 165.1 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 638.3 kB or 79% of the original size.

CSS Optimization

-83%

Potential reduce by 78.0 kB

Original 94.5 kB
After minification 75.1 kB
After compression 16.5 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. Udrzbapodniku.cz needs all CSS files to be minified and compressed as it can save up to 78.0 kB or 83% of the original size.

Requests Now

114

After Optimization

The browser has sent 114 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Udrzba Podniku. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 11 to 1 for CSS 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 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

Links do not have a discernible name

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

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

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

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

High

Image elements do not have [alt] attributes

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

CS
Language Claimed

CZ
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Udrzbapodniku.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed language. Our system also found out that Udrzbapodniku.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

udrzbapodniku.cz

Open Graph description is not detected on the main page of Udrzba Podniku. 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

Úvod - Řízení a údržba průmyslového podniku

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

udrzbapodniku.cz

stylesheet_2638b7a127.css

javascript_93077bb238.js

templateA.css

index.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

udrzbapodniku.cz

stylesheet_2638b7a127.css

javascript_93077bb238.js

templateA.css

index.css

index.js

jquery.min.js

menu.css

jquery.jscrollpane.min.js

jquery.mousewheel.js

jquery.jscrollpane.css

swfobject.js

style1.css

jquery.easing.js

script.js

style2.css

zakladki.css

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