Report Summary

  • 27

    Performance

    Renders faster than
    47% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 87

    SEO

    Google-friendlier than
    66% of websites

knuwer.nl

Knuwer | Alkmaar en Den Helder Knuwer advocaten

Page Load Speed

2.9 sec in total

First Response

274 ms

Resources Loaded

2.2 sec

Page Rendered

387 ms

knuwer.nl screenshot

About Website

Visit knuwer.nl now to see the best up-to-date Knuwer content and also check out these interesting facts you probably never knew about knuwer.nl

Knuwer advocaten in Alkmaar en Den Helder biedt juridische en advocatuurlijke oplossingen voor bedrijven, instellingen en particulieren

Visit knuwer.nl

Key Findings

We analyzed Knuwer.nl page load time and found that the first response time was 274 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

knuwer.nl performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value11.8 s

0/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value2,510 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.1 s

33/100

10%

Network Requests Diagram

knuwer.nl

274 ms

www.knuwer.nl

537 ms

style.css

90 ms

jquery.min.js

24 ms

stepcarousel.js

180 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 73% of them (60 requests) were addressed to the original Knuwer.nl, 11% (9 requests) were made to Pbs.twimg.com and 5% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (859 ms) belongs to the original domain Knuwer.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 96.5 kB (12%)

Content Size

787.6 kB

After Optimization

691.1 kB

In fact, the total size of Knuwer.nl main page is 787.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 667.4 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 34.5 kB

  • Original 43.9 kB
  • After minification 40.3 kB
  • After compression 9.4 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 34.5 kB or 79% of the original size.

Image Optimization

-5%

Potential reduce by 30.1 kB

  • Original 667.4 kB
  • After minification 637.3 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. Knuwer images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 84 B

  • Original 38.2 kB
  • After minification 38.2 kB
  • After compression 38.1 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

-83%

Potential reduce by 31.8 kB

  • Original 38.1 kB
  • After minification 29.2 kB
  • After compression 6.3 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. Knuwer.nl needs all CSS files to be minified and compressed as it can save up to 31.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (60%)

Requests Now

80

After Optimization

32

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Knuwer. 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 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

knuwer.nl accessibility score

91

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

Best Practices

knuwer.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

knuwer.nl SEO score

87

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Knuwer.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Knuwer.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 data is detected on the main page of Knuwer. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: