Access jezdectvi.cz. Jezdectvi.cz

name

value

score

weighting

FCP (First Contentful Paint)

Value13.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value21.3 s

0/100

25%

SI (Speed Index)

Value14.0 s

1/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.085

93/100

15%

TTI (Time to Interactive)

Value18.3 s

3/100

10%

jezdectvi.cz

295 ms

default.aspx

589 ms

jquery-1.2.6.js

678 ms

jquery.form.js

486 ms

main.js

196 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 70% of them (69 requests) were addressed to the original Jezdectvi.cz, 22% (22 requests) were made to Facebook.com and 2% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Jezdectvi.cz.

Content Size

2.1 MB

After Optimization

1.8 MB

In fact, the total size of Jezdectvi.cz main page is 2.1 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. 60% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 60.0 kB

Original 74.3 kB
After minification 73.5 kB
After compression 14.3 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 60.0 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 54.4 kB

Original 1.8 MB
After minification 1.8 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. Jezdectvi images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 110.3 kB

Original 151.3 kB
After minification 92.9 kB
After compression 41.0 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 110.3 kB or 73% of the original size.

CSS Optimization

-73%

Potential reduce by 25.0 kB

Original 34.1 kB
After minification 23.5 kB
After compression 9.1 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. Jezdectvi.cz needs all CSS files to be minified and compressed as it can save up to 25.0 kB or 73% of the original size.

Requests Now

After Optimization

The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jezdectvi. 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 29 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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 interpretation of your content by users in different locales.

High

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

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

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

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

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jezdectvi.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 Jezdectvi.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

jezdectvi.cz

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

Jezdectvi.cz

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

jezdectvi.cz

default.aspx

jquery-1.2.6.js

jquery.form.js

main.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

jezdectvi.cz

default.aspx

jquery-1.2.6.js

jquery.form.js

main.js

address.css

advert.css

archiv.css

article_detail.css

breadcrumbs.css

category.css

cloud.css

component.css

default.css

discussion.css

editor.css

eventcalendar.css

gallery.css

hot_actions.css

latest_art.css

latest_issue.css

latest_subjects.css

links.css

login.css

magazine.css

main.css

medailon.css

menu.css

modalPopUp.css

most_readed.css

news.css

search.css

toolkit.css

userinfo.css

all.js

jezdectvi_logo.jpg

icon_menu.gif

horizontal_menu_back.gif

cheltenham-festival.jpg

_1.jpg

cjf_logo_official.jpg

chio-aachen-detsche-bank-stadium.jpg

pbiec160.jpg