Tools & Wizards About Us
prague-boats.cz screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

prague-boats.cz

Prague Boats - a large variety of river cruises on the Vltava river in Prague

Page Load Speed

3.9 sec in total

First Response

492 ms

Resources Loaded

2.6 sec

Page Rendered

786 ms

prague-boats.cz screenshot

About Website

Visit prague-boats.cz now to see the best up-to-date Prague Boats content for Czech Republic and also check out these interesting facts you probably never knew about prague-boats.cz

Prague Boats offers sightseeing cruises on the Vltava River, lunches, dinners and boat rental for company events. We have been at your service for 25 years.

Visit prague-boats.cz

Key Findings

We analyzed Prague-boats.cz page load time and found that the first response time was 492 ms and then it took 3.4 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-boats.cz performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

24/100

25%

SI (Speed Index)

Value8.8 s

16/100

10%

TBT (Total Blocking Time)

Value540 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.045

99/100

15%

TTI (Time to Interactive)

Value17.3 s

4/100

10%

Network Requests Diagram

prague-boats.cz

492 ms

www.prague-boats.cz

728 ms

main.min.css

313 ms

extra.css

458 ms

owl.carousel.min.css

407 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 90% of them (37 requests) were addressed to the original Prague-boats.cz, 5% (2 requests) were made to Connect.facebook.net and 2% (1 request) were made to Scripts.iconnode.com. The less responsive or slowest element that took the longest time to load (958 ms) belongs to the original domain Prague-boats.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 441.6 kB (11%)

Content Size

4.0 MB

After Optimization

3.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Prague-boats.cz main page is 4.0 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. 55% of websites need less resources to load. Images take 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 102.5 kB

  • Original 125.0 kB
  • After minification 86.3 kB
  • After compression 22.5 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 38.6 kB, which is 31% 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 102.5 kB or 82% of the original size.

Image Optimization

-8%

Potential reduce by 296.4 kB

  • Original 3.7 MB
  • After minification 3.4 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 Boats images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 26.3 kB

  • Original 125.3 kB
  • After minification 125.1 kB
  • After compression 99.0 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 26.3 kB or 21% of the original size.

CSS Optimization

-33%

Potential reduce by 16.4 kB

  • Original 50.5 kB
  • After minification 50.5 kB
  • After compression 34.1 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-boats.cz needs all CSS files to be minified and compressed as it can save up to 16.4 kB or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (33%)

Requests Now

36

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prague Boats. 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

prague-boats.cz

prague-boats.cz

492 ms

www.prague-boats.cz

www.prague-boats.cz

728 ms

main.min.css

main.min.css

313 ms

extra.css

extra.css

458 ms

owl.carousel.min.css

owl.carousel.min.css

407 ms

cookieconsent.css

cookieconsent.css

450 ms

import.js

import.js

316 ms

vendor.min.js

vendor.min.js

493 ms

main.min.js

main.min.js

524 ms

cookies.js

cookies.js

439 ms

cookies-init.js

cookies-init.js

437 ms

101195.js

101195.js

18 ms

owl.carousel.min.js

owl.carousel.min.js

555 ms

gtm.js

gtm.js

98 ms

logo.svg

logo.svg

154 ms

logo-all.svg

logo-all.svg

155 ms

logo-eko.svg

logo-eko.svg

186 ms

slide-16.jpg

slide-16.jpg

450 ms

slide-17.jpg

slide-17.jpg

611 ms

slide-14.jpg

slide-14.jpg

642 ms

slide-15.jpg

slide-15.jpg

549 ms

slide-12.jpg

slide-12.jpg

652 ms

slide-7.jpg

slide-7.jpg

663 ms

slide-8.jpg

slide-8.jpg

593 ms

slide-9.jpg

slide-9.jpg

757 ms

slide-22.jpg

slide-22.jpg

695 ms

slide-23.jpg

slide-23.jpg

860 ms

slide-6.jpg

slide-6.jpg

850 ms

slide-4.jpg

slide-4.jpg

862 ms

slide-3.jpg

slide-3.jpg

872 ms

slide-5.jpg

slide-5.jpg

804 ms

slide-21.jpg

slide-21.jpg

876 ms

hpmobile-map.jpg

hpmobile-map.jpg

920 ms

sprite.svg

sprite.svg

958 ms

checkmark.svg

checkmark.svg

935 ms

loader-80.svg

loader-80.svg

941 ms

Poppins-Regular.woff

Poppins-Regular.woff

909 ms

Poppins-Light.woff

Poppins-Light.woff

916 ms

Poppins-Bold.woff

Poppins-Bold.woff

950 ms

all.js

all.js

46 ms

all.js

all.js

6 ms

Accessibility Review

prague-boats.cz accessibility score

86

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.

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

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

High

Image elements do not have [alt] attributes

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-boats.cz best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

prague-boats.cz SEO score

93

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

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

    EN

  • Encoding

    UTF-8

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

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