Tools & Wizards About Us
zindulka.cz screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

zindulka.cz

Boat Rental & Yacht Charter at the Best Prices for your sailing holiday

Page Load Speed

4.4 sec in total

First Response

666 ms

Resources Loaded

2.2 sec

Page Rendered

1.5 sec

zindulka.cz screenshot

About Website

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

Rent a boat, sailing yacht or catamaran in 57 countries. ✓ 15 years of experience. ✓ Best prices and special offers every day. ✓ 24/7 customer service.

Visit zindulka.cz

Key Findings

We analyzed Zindulka.cz page load time and found that the first response time was 666 ms and then it took 3.7 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

zindulka.cz performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

24/100

25%

SI (Speed Index)

Value17.4 s

0/100

10%

TBT (Total Blocking Time)

Value7,620 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.244

51/100

15%

TTI (Time to Interactive)

Value29.8 s

0/100

10%

Network Requests Diagram

cs-cz

666 ms

main.css

218 ms

forms.css

202 ms

jquery-3.7.1.min.js

16 ms

widget-more.min.css

551 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Zindulka.cz, 15% (9 requests) were made to Cdn2.yachting.com and 3% (2 requests) were made to Yachting.com. The less responsive or slowest element that took the longest time to load (946 ms) relates to the external source Imgx1.yachting.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 416.7 kB (14%)

Content Size

3.0 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zindulka.cz main page is 3.0 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. 65% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 157.8 kB

  • Original 195.4 kB
  • After minification 187.3 kB
  • After compression 37.6 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 157.8 kB or 81% of the original size.

Image Optimization

-6%

Potential reduce by 118.0 kB

  • Original 2.0 MB
  • After minification 1.8 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. Zindulka images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 119.2 kB

  • Original 767.6 kB
  • After minification 767.6 kB
  • After compression 648.4 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 119.2 kB or 16% of the original size.

CSS Optimization

-20%

Potential reduce by 21.6 kB

  • Original 108.8 kB
  • After minification 108.7 kB
  • After compression 87.1 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. Zindulka.cz needs all CSS files to be minified and compressed as it can save up to 21.6 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (13%)

Requests Now

56

After Optimization

49

  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zindulka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cs-cz

cs-cz

666 ms

main.css

main.css

218 ms

forms.css

forms.css

202 ms

jquery-3.7.1.min.js

jquery-3.7.1.min.js

16 ms

widget-more.min.css

widget-more.min.css

551 ms

jquery.validate.min.js

jquery.validate.min.js

247 ms

jquery.validate.unobtrusive.min.js

jquery.validate.unobtrusive.min.js

489 ms

forms.js

forms.js

128 ms

ne6ayxjkog

ne6ayxjkog

616 ms

client

client

60 ms

main.js

main.js

212 ms

gtm.js

gtm.js

150 ms

chorvatsko.aspx

chorvatsko.aspx

254 ms

NPS_logo_1_CZ.png

NPS_logo_1_CZ.png

425 ms

spanelsko.aspx

spanelsko.aspx

298 ms

last-minute.aspx

last-minute.aspx

335 ms

italie.aspx

italie.aspx

313 ms

garance-nejnizsi-ceny.aspx

garance-nejnizsi-ceny.aspx

696 ms

recko.aspx

recko.aspx

946 ms

turecko.aspx

turecko.aspx

344 ms

pojisteni-kauce-zdarma.aspx

pojisteni-kauce-zdarma.aspx

327 ms

francie.aspx

francie.aspx

579 ms

stante-se-kapitanem.aspx

stante-se-kapitanem.aspx

422 ms

istria-a-kvarner.aspx

istria-a-kvarner.aspx

423 ms

severni-dalmacie.aspx

severni-dalmacie.aspx

424 ms

stredni-dalmacie.aspx

stredni-dalmacie.aspx

540 ms

jizni-dalmacie.aspx

jizni-dalmacie.aspx

428 ms

biograd-na-moru.aspx

biograd-na-moru.aspx

424 ms

trogir.aspx

trogir.aspx

542 ms

sukosan.aspx

sukosan.aspx

541 ms

ateny.aspx

ateny.aspx

543 ms

lefkada.aspx

lefkada.aspx

543 ms

korfu.aspx

korfu.aspx

628 ms

tonnarella.aspx

tonnarella.aspx

554 ms

sibenik.aspx

sibenik.aspx

544 ms

split.aspx

split.aspx

544 ms

zadar.aspx

zadar.aspx

553 ms

kompletni-pojisteni.aspx

kompletni-pojisteni.aspx

601 ms

jachtarska-akademie.aspx

jachtarska-akademie.aspx

595 ms

lowest-price-guarantee-on-the-market.aspx

lowest-price-guarantee-on-the-market.aspx

602 ms

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612 ms

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625 ms

.aspx

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632 ms

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662 ms

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644 ms

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691 ms

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654 ms

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666 ms

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678 ms

DarwinPro-Regular.woff

DarwinPro-Regular.woff

58 ms

DarwinPro-SemiBold.woff

DarwinPro-SemiBold.woff

101 ms

DarwinPro-Bold.woff

DarwinPro-Bold.woff

47 ms

.aspx

.aspx

454 ms

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417 ms

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399 ms

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393 ms

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391 ms

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385 ms

star-full.svg

star-full.svg

169 ms

.aspx

.aspx

330 ms

Accessibility Review

zindulka.cz accessibility score

89

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

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

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

zindulka.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

zindulka.cz SEO score

93

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

    EN

  • Language Claimed

    CS

  • Encoding

    UTF-8

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

zindulka.cz

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