Tools & Wizards About Us
prague-venice.cz screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

prague-venice.cz

Vyhlídkové plavby historickou lodí | Pražské Benátky

Page Load Speed

3.6 sec in total

First Response

245 ms

Resources Loaded

2.6 sec

Page Rendered

756 ms

prague-venice.cz screenshot

About Website

Click here to check amazing Prague Venice content. Otherwise, check out these important facts you probably never knew about prague-venice.cz

Pražské Benátky vám umožní nahlédnout na naše hlavní město z jiné perspektivy. Vyhlídkové plavby okolo Karlova mostu, vodním kanálem Čertovka a pod historickým obloukem Juditina mostu . Firemní a priv...

Visit prague-venice.cz

Key Findings

We analyzed Prague-venice.cz page load time and found that the first response time was 245 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

prague-venice.cz performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value470 ms

60/100

30%

CLS (Cumulative Layout Shift)

Value0.049

99/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

prague-venice.cz

245 ms

www.prague-venice.cz

313 ms

www.prague-venice.cz

492 ms

512 ms

gtm.js

117 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 95% of them (56 requests) were addressed to the original Prague-venice.cz, 2% (1 request) were made to Googletagmanager.com and 2% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (825 ms) belongs to the original domain Prague-venice.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 343.4 kB (16%)

Content Size

2.2 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Prague-venice.cz 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. 35% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 101.6 kB

  • Original 150.2 kB
  • After minification 136.1 kB
  • After compression 48.7 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 101.6 kB or 68% of the original size.

Image Optimization

-0%

Potential reduce by 5.6 kB

  • Original 1.4 MB
  • After minification 1.4 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. Prague Venice images are well optimized though.

JavaScript Optimization

-42%

Potential reduce by 236.2 kB

  • Original 556.6 kB
  • After minification 556.6 kB
  • After compression 320.4 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 236.2 kB or 42% of the original size.

CSS Optimization

-0%

Potential reduce by 130 B

  • Original 33.5 kB
  • After minification 33.5 kB
  • After compression 33.4 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. Prague-venice.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (15%)

Requests Now

27

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prague Venice. 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 as a result speed up the page load time.

Network Requests Diagram

prague-venice.cz

prague-venice.cz

245 ms

www.prague-venice.cz

www.prague-venice.cz

313 ms

www.prague-venice.cz

www.prague-venice.cz

492 ms

512 ms

gtm.js

gtm.js

117 ms

api.js

api.js

40 ms

main.css

main.css

209 ms

gdpr.build.css

gdpr.build.css

229 ms

main.js

main.js

566 ms

gdpr.build.js

gdpr.build.js

298 ms

recaptcha__en.js

recaptcha__en.js

22 ms

cs.webp

cs.webp

75 ms

en.webp

en.webp

74 ms

de.webp

de.webp

86 ms

es.webp

es.webp

113 ms

it.webp

it.webp

142 ms

pl.webp

pl.webp

143 ms

fr.webp

fr.webp

155 ms

hu.webp

hu.webp

184 ms

gr.webp

gr.webp

206 ms

ru.webp

ru.webp

213 ms

nl.webp

nl.webp

214 ms

pt.webp

pt.webp

225 ms

tr.webp

tr.webp

253 ms

ar.webp

ar.webp

276 ms

cn.webp

cn.webp

284 ms

jp.webp

jp.webp

283 ms

kr.webp

kr.webp

294 ms

rs.webp

rs.webp

324 ms

il.webp

il.webp

346 ms

facebook.svg

facebook.svg

353 ms

instagram.svg

instagram.svg

354 ms

ship2.webp

ship2.webp

498 ms

adult.webp

adult.webp

379 ms

plus.svg

plus.svg

394 ms

minus.svg

minus.svg

420 ms

child.webp

child.webp

426 ms

Datovy-zdroj-3.webp

Datovy-zdroj-3.webp

492 ms

info.svg

info.svg

449 ms

5_Datovy-zdroj-3.webp

5_Datovy-zdroj-3.webp

464 ms

map-small.webp

map-small.webp

825 ms

map-mobile-small.webp

map-mobile-small.webp

698 ms

tb-1.JPG

tb-1.JPG

520 ms

tb-2.JPG

tb-2.JPG

669 ms

tb-3.jpg

tb-3.jpg

733 ms

tb-4.JPG

tb-4.JPG

505 ms

ship-short.webp

ship-short.webp

523 ms

muz-1.jpg

muz-1.jpg

638 ms

muz-2.jpg

muz-2.jpg

584 ms

muz-3.jpg

muz-3.jpg

626 ms

muz-4.jpg

muz-4.jpg

671 ms

visa.svg

visa.svg

631 ms

mastercard.svg

mastercard.svg

627 ms

maestro.svg

maestro.svg

627 ms

gpay.svg

gpay.svg

633 ms

apple-pay.svg

apple-pay.svg

632 ms

ship.webp

ship.webp

638 ms

dgs.svg

dgs.svg

656 ms

prague-castle.png

prague-castle.png

630 ms

Accessibility Review

prague-venice.cz accessibility score

76

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Form elements do not have associated labels

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

prague-venice.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

SEO Factors

prague-venice.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

    EN

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prague-venice.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Czech language. Our system also found out that Prague-venice.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

prague-venice.cz

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