Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

cvczilina.sk

Úvod - Centrum voľného času Žilina

Page Load Speed

2.7 sec in total

First Response

455 ms

Resources Loaded

1.9 sec

Page Rendered

409 ms

cvczilina.sk screenshot

About Website

Welcome to cvczilina.sk homepage info - get ready to check Cvczilina best content for Slovakia right away, or after learning these important things about cvczilina.sk

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Visit cvczilina.sk

Key Findings

We analyzed Cvczilina.sk page load time and found that the first response time was 455 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

cvczilina.sk performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value19.9 s

0/100

25%

SI (Speed Index)

Value20.6 s

0/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0.432

22/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

Network Requests Diagram

cvczilina.sk

455 ms

grey_moje.jpg

1283 ms

cvc_logo_moje.png

323 ms

cvc_nazov_moje.png

217 ms

cvc_logo_opak_moje.png

324 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that all of those requests were addressed to Cvczilina.sk and no external sources were called. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Cvczilina.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.1 kB (6%)

Content Size

2.2 MB

After Optimization

2.0 MB

In fact, the total size of Cvczilina.sk main page is 2.2 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. 45% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 9.7 kB

  • Original 12.1 kB
  • After minification 10.9 kB
  • After compression 2.4 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. 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 9.7 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 125.4 kB

  • Original 2.1 MB
  • After minification 2.0 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. Cvczilina images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

54

After Optimization

54

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cvczilina. According to our analytics all requests are already optimized.

Accessibility Review

cvczilina.sk accessibility score

77

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

High

Links do not have a discernible name

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

cvczilina.sk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

cvczilina.sk SEO score

86

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

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

Language and Encoding

  • Language Detected

    SK

  • Language Claimed

    SK

  • Encoding

    WINDOWS-1250

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

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