Tools & Wizards About Us
cubana.cz screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

cubana.cz

Home Page

Page Load Speed

4.6 sec in total

First Response

709 ms

Resources Loaded

3.6 sec

Page Rendered

237 ms

cubana.cz screenshot

About Website

Visit cubana.cz now to see the best up-to-date Cubana content and also check out these interesting facts you probably never knew about cubana.cz

Skvělé koktejly, obrovský výběr rumů a atmosféra Karibiku v centru Brna – to je Cubana. Příjemná letní zahrádka, tradiční nebo originální signature drinky připravované s láskou z kvalitních surovin lá...

Visit cubana.cz

Key Findings

We analyzed Cubana.cz page load time and found that the first response time was 709 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

cubana.cz performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

0/100

25%

SI (Speed Index)

Value9.9 s

9/100

10%

TBT (Total Blocking Time)

Value3,380 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value13.3 s

11/100

10%

Network Requests Diagram

www.cubana.cz

709 ms

3cwfrk.css

616 ms

32i65q.css

552 ms

1i2wze.css

638 ms

45doax.css

347 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Cubana.cz, 56% (10 requests) were made to D1di2lzuh97fh2.cloudfront.net and 17% (3 requests) were made to F79da37f67.clvaw-cdnwnd.com. The less responsive or slowest element that took the longest time to load (987 ms) relates to the external source F79da37f67.clvaw-cdnwnd.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 42.4 kB (4%)

Content Size

961.0 kB

After Optimization

918.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cubana.cz main page is 961.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 612.1 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 35.8 kB

  • Original 50.8 kB
  • After minification 49.3 kB
  • After compression 15.0 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 35.8 kB or 70% of the original size.

Image Optimization

-1%

Potential reduce by 5.9 kB

  • Original 612.1 kB
  • After minification 606.1 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. Cubana images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 209 B

  • Original 157.0 kB
  • After minification 157.0 kB
  • After compression 156.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 416 B

  • Original 141.1 kB
  • After minification 141.1 kB
  • After compression 140.7 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. Cubana.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (59%)

Requests Now

17

After Optimization

7

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cubana. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.cubana.cz

www.cubana.cz

709 ms

3cwfrk.css

3cwfrk.css

616 ms

32i65q.css

32i65q.css

552 ms

1i2wze.css

1i2wze.css

638 ms

45doax.css

45doax.css

347 ms

1jrwzd.css

1jrwzd.css

482 ms

2v414g.css

2v414g.css

493 ms

39634o.js

39634o.js

924 ms

lang.cz.1387.js

lang.cz.1387.js

778 ms

compiled.multi.2-1709.js

compiled.multi.2-1709.js

985 ms

cubana-logo-bila.png

cubana-logo-bila.png

369 ms

embed

embed

53 ms

L17_4620_wbn.jpg

L17_4620_wbn.jpg

987 ms

rumove-degustace-rezervace.png

rumove-degustace-rezervace.png

689 ms

fbevents.js

fbevents.js

20 ms

embed

embed

210 ms

js

js

70 ms

04pi85.css

04pi85.css

295 ms

Accessibility Review

cubana.cz accessibility score

77

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

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.

Best Practices

cubana.cz 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

cubana.cz SEO score

100

Search Engine Optimization Advices

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

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

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

cubana.cz

Open Graph data is detected on the main page of Cubana. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: