Tools & Wizards About Us
tvcentrum.com screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

tvcentrum.com

tvCentrum :: esko-Slovensk televizn domna

Page Load Speed

2.1 sec in total

First Response

415 ms

Resources Loaded

1.5 sec

Page Rendered

186 ms

tvcentrum.com screenshot

About Website

Welcome to tvcentrum.com homepage info - get ready to check TvCentrum best content right away, or after learning these important things about tvcentrum.com

esko-Slovensk televizn domna

Visit tvcentrum.com

Key Findings

We analyzed Tvcentrum.com page load time and found that the first response time was 415 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

tvcentrum.com performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

95/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

100/100

25%

SI (Speed Index)

Value2.3 s

98/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.5 s

100/100

10%

Network Requests Diagram

tvcentrum.com

415 ms

pagenotfound

388 ms

zal7.gif

382 ms

pagenotfound

103 ms

Our browser made a total of 4 requests to load all elements on the main page. We found that all of those requests were addressed to Tvcentrum.com and no external sources were called. The less responsive or slowest element that took the longest time to load (415 ms) belongs to the original domain Tvcentrum.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 38.3 kB (86%)

Content Size

44.7 kB

After Optimization

6.4 kB

  • HTML
  • Images

In fact, the total size of Tvcentrum.com main page is 44.7 kB. This result falls within a big category (top 100 000) of medium weight web pages. Only a small number of websites need less resources to load. HTML takes 44.7 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 38.3 kB

  • Original 44.7 kB
  • After minification 28.3 kB
  • After compression 6.4 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 16.4 kB, which is 37% 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 38.3 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 81 B
  • After minification 81 B

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. TvCentrum images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

3

After Optimization

3

  • AJAX
  • Images

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TvCentrum. According to our analytics all requests are already optimized.

Network Requests Diagram

tvcentrum.com

tvcentrum.com

415 ms

pagenotfound

pagenotfound

388 ms

zal7.gif

zal7.gif

382 ms

pagenotfound

pagenotfound

103 ms

Accessibility Review

tvcentrum.com accessibility score

54

Accessibility Issues

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.

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

tvcentrum.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

tvcentrum.com SEO score

69

Search Engine Optimization Advices

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

    CS

  • Language Claimed

    CS

  • Encoding

    WINDOWS-1250

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

tvcentrum.com

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