Tools & Wizards About Us
ceskyslavik.cz screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

ceskyslavik.cz

Český slavík 2023 | TV Nova

Page Load Speed

9 sec in total

First Response

448 ms

Resources Loaded

8.3 sec

Page Rendered

287 ms

ceskyslavik.cz screenshot

About Website

Welcome to ceskyslavik.cz homepage info - get ready to check Ceskyslavik best content for Czech Republic right away, or after learning these important things about ceskyslavik.cz

Legendární hudební anketa je tady, aby ocenila nejoblíbenější interprety v zemi! Můžete se těšit na ty největší hvězdy pod jednou střechou. Jen vy svými hlasy rozhodnete o tom, kdo si odnese prestižní...

Visit ceskyslavik.cz

Key Findings

We analyzed Ceskyslavik.cz page load time and found that the first response time was 448 ms and then it took 8.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

ceskyslavik.cz performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

14/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value29.5 s

0/100

10%

TBT (Total Blocking Time)

Value17,760 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value57.3 s

0/100

10%

Network Requests Diagram

ceskyslavik.cz

448 ms

www.ceskyslavikmattoni.cz

979 ms

jquery.min.js

7 ms

jquery-migrate-1.0.0.min.js

26 ms

jquery.tinyscrollbar.min.js

218 ms

Our browser made a total of 121 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Ceskyslavik.cz, 89% (108 requests) were made to Ceskyslavikmattoni.cz and 2% (3 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (3.5 sec) relates to the external source Ceskyslavikmattoni.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.6 MB (51%)

Content Size

5.2 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ceskyslavik.cz main page is 5.2 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 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 1.7 MB

  • Original 1.9 MB
  • After minification 1.9 MB
  • After compression 241.2 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 1.7 MB or 87% of the original size.

Image Optimization

-16%

Potential reduce by 393.3 kB

  • Original 2.5 MB
  • After minification 2.1 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. Obviously, Ceskyslavik needs image optimization as it can save up to 393.3 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 464.3 kB

  • Original 651.4 kB
  • After minification 561.7 kB
  • After compression 187.0 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 464.3 kB or 71% of the original size.

CSS Optimization

-84%

Potential reduce by 118.7 kB

  • Original 142.1 kB
  • After minification 133.4 kB
  • After compression 23.4 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. Ceskyslavik.cz needs all CSS files to be minified and compressed as it can save up to 118.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (15%)

Requests Now

117

After Optimization

99

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ceskyslavik. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ceskyslavik.cz

ceskyslavik.cz

448 ms

www.ceskyslavikmattoni.cz

www.ceskyslavikmattoni.cz

979 ms

jquery.min.js

jquery.min.js

7 ms

jquery-migrate-1.0.0.min.js

jquery-migrate-1.0.0.min.js

26 ms

jquery.tinyscrollbar.min.js

jquery.tinyscrollbar.min.js

218 ms

html5placeholder.jquery.min.js

html5placeholder.jquery.min.js

223 ms

bootstrap.min.css

bootstrap.min.css

432 ms

style-1628f7d6.css

style-1628f7d6.css

331 ms

script-0-20254b1.js

script-0-20254b1.js

671 ms

colors

colors

367 ms

style.css

style.css

442 ms

settings

settings

551 ms

addthis_widget.js

addthis_widget.js

24 ms

skin_B.jpg

skin_B.jpg

386 ms

skin_A.jpg

skin_A.jpg

1410 ms

home-peel-off.png

home-peel-off.png

650 ms

csm-white.png

csm-white.png

335 ms

vysledky.jpg

vysledky.jpg

767 ms

sazavafest.png

sazavafest.png

767 ms

sazava2.jpg

sazava2.jpg

754 ms

jak-se-dela.jpg

jak-se-dela.jpg

1141 ms

klec.jpg

klec.jpg

1408 ms

sazava-icon.jpg

sazava-icon.jpg

1053 ms

klec_icon.jpg

klec_icon.jpg

1036 ms

dallmayr-icon.jpg

dallmayr-icon.jpg

1056 ms

290066-original1-30d7j.jpg

290066-original1-30d7j.jpg

1335 ms

jupitericon.png

jupitericon.png

1340 ms

MJ-SLAVIK-274x139px-v2.jpg

MJ-SLAVIK-274x139px-v2.jpg

1482 ms

zen.png

zen.png

1459 ms

Cesky_slavik.png

Cesky_slavik.png

1658 ms

dama.png

dama.png

1757 ms

bbpress.jpg

bbpress.jpg

1822 ms

Platan%205.10.-29.11..jpg

Platan%205.10.-29.11..jpg

1835 ms

barcelo_baner_4hotely.jpg

barcelo_baner_4hotely.jpg

1893 ms

e15.png

e15.png

1792 ms

maminka.png

maminka.png

2087 ms

suss.jpg

suss.jpg

2178 ms

tv%20mag.png

tv%20mag.png

2115 ms

gerbera.jpg

gerbera.jpg

2145 ms

Impuls%2026.10.-29.11..jpg

Impuls%2026.10.-29.11..jpg

2544 ms

N%C3%A1rodn%C3%AD%20divadlo%205.10.-29.11..jpg

N%C3%A1rodn%C3%AD%20divadlo%205.10.-29.11..jpg

2220 ms

tropico.jpg

tropico.jpg

2633 ms

formen.png

formen.png

2419 ms

L%C3%A1zn%C4%9B%20Jupiter%205.10.-29.11..jpg

L%C3%A1zn%C4%9B%20Jupiter%205.10.-29.11..jpg

2578 ms

Mary-Kay.jpg

Mary-Kay.jpg

2722 ms

Story_banner.png

Story_banner.png

2867 ms

Sv%C4%9Bt%20%C5%BEeny%205.10.%20-%2029.11..png

Sv%C4%9Bt%20%C5%BEeny%205.10.%20-%2029.11..png

2852 ms

Meggle_274x139_CeskySlavik_03.jpg

Meggle_274x139_CeskySlavik_03.jpg

3494 ms

all.js

all.js

13 ms

musica_bohemica.png

musica_bohemica.png

2778 ms

ga.js

ga.js

110 ms

300lo.json

300lo.json

90 ms

208 ms

sh.8e5f85691f9aaa082472a194.html

sh.8e5f85691f9aaa082472a194.html

92 ms

__utm.gif

__utm.gif

58 ms

xd_arbiter.php

xd_arbiter.php

40 ms

xd_arbiter.php

xd_arbiter.php

50 ms

mattoni.png

mattoni.png

2634 ms

nova.png

nova.png

2670 ms

xd_arbiter.php

xd_arbiter.php

9 ms

impuls.png

impuls.png

2376 ms

scanservice.png

scanservice.png

2435 ms

platan.png

platan.png

2441 ms

NH_car.png

NH_car.png

2526 ms

marykay.png

marykay.png

2201 ms

granat.png

granat.png

2220 ms

alexandria.png

alexandria.png

2346 ms

vinofol.png

vinofol.png

2379 ms

suss.png

suss.png

2124 ms

meggle.png

meggle.png

2261 ms

jupiter.png

jupiter.png

2212 ms

activa.png

activa.png

2221 ms

aton.png

aton.png

2216 ms

gerbera.png

gerbera.png

2239 ms

dallmayr.png

dallmayr.png

2072 ms

barcelo.png

barcelo.png

2058 ms

hilding.png

hilding.png

2149 ms

universal.png

universal.png

2021 ms

divadlo.png

divadlo.png

2058 ms

prask.png

prask.png

2029 ms

tvmagazin.png

tvmagazin.png

1859 ms

pravo.png

pravo.png

1914 ms

novinky.png

novinky.png

1910 ms

kvety.png

kvety.png

1927 ms

svetzeny.png

svetzeny.png

2025 ms

story.png

story.png

1728 ms

katka.png

katka.png

1616 ms

glanc.png

glanc.png

1663 ms

psychologie.png

psychologie.png

1643 ms

dieta.png

dieta.png

1595 ms

maminka.png

maminka.png

1561 ms

formen.png

formen.png

1621 ms

musicjet.png

musicjet.png

1585 ms

statuss.png

statuss.png

1484 ms

bbpress.png

bbpress.png

1478 ms

tvpohoda.png

tvpohoda.png

1580 ms

icon-fb.png

icon-fb.png

1384 ms

icon-twitter.png

icon-twitter.png

1462 ms

icon-linkedin.png

icon-linkedin.png

1438 ms

icon-youtube.png

icon-youtube.png

1520 ms

bg-header.png

bg-header.png

1712 ms

bg-navigation-sprites.png

bg-navigation-sprites.png

1761 ms

bg-slideshow-sprites.png

bg-slideshow-sprites.png

1505 ms

bg-slideshow-navigation-sprites.png

bg-slideshow-navigation-sprites.png

1385 ms

bg-arrow-sprites.png

bg-arrow-sprites.png

1366 ms

bg-category-bar-sprites.png

bg-category-bar-sprites.png

1410 ms

bg-news.png

bg-news.png

1477 ms

bg-partners.png

bg-partners.png

1481 ms

skin_B.jpg

skin_B.jpg

2492 ms

close_btn.png

close_btn.png

1508 ms

t_l.png

t_l.png

1495 ms

t_c.png

t_c.png

1484 ms

t_r.png

t_r.png

1479 ms

c_l.png

c_l.png

1483 ms

c_r.png

c_r.png

1513 ms

b_l.png

b_l.png

1501 ms

b_c.png

b_c.png

1575 ms

b_r.png

b_r.png

1506 ms

play.png

play.png

1527 ms

prev.png

prev.png

1550 ms

next.png

next.png

1504 ms

Accessibility Review

ceskyslavik.cz accessibility score

56

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

ceskyslavik.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

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

ceskyslavik.cz SEO score

84

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

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

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ceskyslavik.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Ceskyslavik.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

ceskyslavik.cz

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