Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

topbillin.nl

Homepage - Topbillin'

Page Load Speed

4.1 sec in total

First Response

1.1 sec

Resources Loaded

2.8 sec

Page Rendered

255 ms

topbillin.nl screenshot

About Website

Welcome to topbillin.nl homepage info - get ready to check Topbillin best content for Netherlands right away, or after learning these important things about topbillin.nl

Topbillin' verzorgt exclusief de boekingen voor onder meer De Jeugd van Tegenwoordig, The Opposites, Joost van Bellen, The Partysquad en FeestDJRuud.

Visit topbillin.nl

Key Findings

We analyzed Topbillin.nl page load time and found that the first response time was 1.1 sec and then it took 3 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

topbillin.nl performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value22.4 s

0/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value2,580 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.586

11/100

15%

TTI (Time to Interactive)

Value24.9 s

0/100

10%

Network Requests Diagram

www.topbillin.nl

1058 ms

style.css

245 ms

jquery.js

425 ms

wp-embed.min.js

167 ms

adp-ck.js

342 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 50% of them (14 requests) were addressed to the original Topbillin.nl, 21% (6 requests) were made to Scontent.cdninstagram.com and 14% (4 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Topbillin.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 262.9 kB (20%)

Content Size

1.3 MB

After Optimization

1.0 MB

In fact, the total size of Topbillin.nl main page is 1.3 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. 30% of websites need less resources to load. Images take 959.4 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 18.1 kB

  • Original 22.6 kB
  • After minification 20.5 kB
  • After compression 4.5 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 18.1 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 41.1 kB

  • Original 959.4 kB
  • After minification 918.3 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. Topbillin images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 162.3 kB

  • Original 248.6 kB
  • After minification 246.5 kB
  • After compression 86.3 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 162.3 kB or 65% of the original size.

CSS Optimization

-76%

Potential reduce by 41.4 kB

  • Original 54.2 kB
  • After minification 54.1 kB
  • After compression 12.7 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. Topbillin.nl needs all CSS files to be minified and compressed as it can save up to 41.4 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (17%)

Requests Now

23

After Optimization

19

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Topbillin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

topbillin.nl accessibility score

97

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

topbillin.nl 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

SEO Factors

topbillin.nl SEO score

86

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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

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