Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

dsrreefing.nl

DSR Reefing

Page Load Speed

2 sec in total

First Response

146 ms

Resources Loaded

1.4 sec

Page Rendered

474 ms

dsrreefing.nl screenshot

About Website

Click here to check amazing DSR Reefing content. Otherwise, check out these important facts you probably never knew about dsrreefing.nl

DRS Reefing. The complete reefing solution

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Key Findings

We analyzed Dsrreefing.nl page load time and found that the first response time was 146 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

dsrreefing.nl performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value38.3 s

0/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

dsrreefing.nl

146 ms

dsrreefing.nl

258 ms

style.css

182 ms

analytics.js

21 ms

bg.jpg

194 ms

Our browser made a total of 11 requests to load all elements on the main page. We found that 73% of them (8 requests) were addressed to the original Dsrreefing.nl, 18% (2 requests) were made to Google-analytics.com and 9% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (831 ms) belongs to the original domain Dsrreefing.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 266.0 kB (4%)

Content Size

7.4 MB

After Optimization

7.2 MB

In fact, the total size of Dsrreefing.nl main page is 7.4 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. Only 5% of websites need less resources to load. Images take 7.4 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 9.1 kB

  • Original 12.8 kB
  • After minification 12.7 kB
  • After compression 3.7 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 9.1 kB or 71% of the original size.

Image Optimization

-3%

Potential reduce by 256.1 kB

  • Original 7.4 MB
  • After minification 7.1 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. DSR Reefing images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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

-44%

Potential reduce by 743 B

  • Original 1.7 kB
  • After minification 1.7 kB
  • After compression 938 B

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. Dsrreefing.nl needs all CSS files to be minified and compressed as it can save up to 743 B or 44% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DSR Reefing. According to our analytics all requests are already optimized.

Accessibility Review

dsrreefing.nl accessibility score

65

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

Image elements do not have [alt] attributes

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

dsrreefing.nl best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

dsrreefing.nl SEO score

58

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dsrreefing.nl 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 Dsrreefing.nl main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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