Tools & Wizards About Us

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 57

    SEO

    Google-friendlier than
    20% of websites

zeilboten-huren.nl

Zeilboot Huren - Zeilvakantie Griekenland, Kroatie, Turkije, Italie | goedkoop zeiljacht verhuur catamaran zeilboot huren last minute

Page Load Speed

5 sec in total

First Response

405 ms

Resources Loaded

3.8 sec

Page Rendered

728 ms

About Website

Welcome to zeilboten-huren.nl homepage info - get ready to check Zeilboten Huren best content right away, or after learning these important things about zeilboten-huren.nl

Last minute zeilboot huren Griekenland, goedkoop zeiljacht huren Kroatie, zeilen, catamaran verhuur en zeiljacht huren Griekenland, budget zeilvakantie Kroatie, goedkoop zeilen Turkije, last minute ze...

Visit zeilboten-huren.nl

Key Findings

We analyzed Zeilboten-huren.nl page load time and found that the first response time was 405 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

zeilboten-huren.nl performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value890 ms

32/100

30%

CLS (Cumulative Layout Shift)

Value0.527

14/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

Network Requests Diagram

zeilboten-huren.nl

405 ms

zeilboot-huren-Home

715 ms

tp.widget.bootstrap.min.js

22 ms

CustomJS.min.js

105 ms

js

74 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 59% of them (50 requests) were addressed to the original Zeilboten-huren.nl, 16% (14 requests) were made to Apps.yachtsys.com and 12% (10 requests) were made to Media.yachtbooker.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Media.yachtbooker.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 199.3 kB (2%)

Content Size

8.6 MB

After Optimization

8.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zeilboten-huren.nl main page is 8.6 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 8.2 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 76.7 kB

  • Original 100.5 kB
  • After minification 96.4 kB
  • After compression 23.8 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 76.7 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 104.0 kB

  • Original 8.2 MB
  • After minification 8.1 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. Zeilboten Huren images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 6.3 kB

  • Original 240.4 kB
  • After minification 240.4 kB
  • After compression 234.2 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

-19%

Potential reduce by 12.4 kB

  • Original 65.8 kB
  • After minification 65.8 kB
  • After compression 53.4 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. Zeilboten-huren.nl needs all CSS files to be minified and compressed as it can save up to 12.4 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (26%)

Requests Now

80

After Optimization

59

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zeilboten Huren. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zeilboten-huren.nl accessibility score

66

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

zeilboten-huren.nl 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

zeilboten-huren.nl SEO score

57

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

High

robots.txt is not valid

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

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zeilboten-huren.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Zeilboten-huren.nl 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

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