Tools & Wizards About Us

Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

devalk.nl

De Valk - Yacht broker | Jachtmakelaar | Jachtmakler

Page Load Speed

3.3 sec in total

First Response

362 ms

Resources Loaded

2.7 sec

Page Rendered

236 ms

About Website

Welcome to devalk.nl homepage info - get ready to check De Valk best content for Denmark right away, or after learning these important things about devalk.nl

De Valk - Yachtbroker | Yachtbroker specialised in yachtbrokerage / used boats and yachts, luxury charter, yachtmanagement, berths, financing and insurance.

Visit devalk.nl

Key Findings

We analyzed Devalk.nl page load time and found that the first response time was 362 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

devalk.nl performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value590 ms

50/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.8 s

27/100

10%

Network Requests Diagram

devalk.nl

362 ms

www.devalk.nl

273 ms

www.devalk.nl

730 ms

bootstrap.min.css

88 ms

font-awesome.min.css

35 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 86% of them (70 requests) were addressed to the original Devalk.nl, 4% (3 requests) were made to Maxcdn.bootstrapcdn.com and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (730 ms) belongs to the original domain Devalk.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 129.7 kB (13%)

Content Size

1.0 MB

After Optimization

872.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Devalk.nl main page is 1.0 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. 60% of websites need less resources to load. Images take 744.1 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 104.4 kB

  • Original 118.1 kB
  • After minification 96.3 kB
  • After compression 13.7 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. This page needs HTML code to be minified as it can gain 21.8 kB, which is 18% 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 104.4 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 3.7 kB

  • Original 744.1 kB
  • After minification 740.4 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. De Valk images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 9.7 kB

  • Original 94.1 kB
  • After minification 94.0 kB
  • After compression 84.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-26%

Potential reduce by 11.9 kB

  • Original 46.0 kB
  • After minification 46.0 kB
  • After compression 34.0 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. Devalk.nl needs all CSS files to be minified and compressed as it can save up to 11.9 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (29%)

Requests Now

77

After Optimization

55

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of De Valk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

devalk.nl accessibility score

85

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

[id] attributes on active, focusable elements are not unique

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

Links do not have a discernible name

Best Practices

devalk.nl best practices score

83

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

SEO Factors

devalk.nl SEO score

73

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Devalk.nl can be misinterpreted by Google and other search engines. Our service has detected that English 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 Devalk.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 De Valk. 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: