Report Summary

  • 18

    Performance

    Renders faster than
    38% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 90% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    65% of websites

  • 92

    SEO

    Google-friendlier than
    79% of websites

3fm.nl

LAAT JE HOREN - NPO 3FM

Page Load Speed

4.9 sec in total

First Response

435 ms

Resources Loaded

4 sec

Page Rendered

549 ms

3fm.nl screenshot

About Website

Click here to check amazing 3FM content for Netherlands. Otherwise, check out these important facts you probably never knew about 3fm.nl

NPO 3FM is dé plek voor de nieuwste muziek en de beste artiesten.

Visit 3fm.nl

Key Findings

We analyzed 3fm.nl page load time and found that the first response time was 435 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

3fm.nl performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

14/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value3,140 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.068

96/100

15%

TTI (Time to Interactive)

Value17.3 s

4/100

10%

Network Requests Diagram

3fm.nl

435 ms

www.3fm.nl

429 ms

www.3fm.nl

117 ms

www.3fm.nl

116 ms

www.3fm.nl

117 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 65% of them (85 requests) were addressed to the original 3fm.nl, 11% (15 requests) were made to Farm2.staticflickr.com and 7% (9 requests) were made to I.ytimg.com. The less responsive or slowest element that took the longest time to load (947 ms) belongs to the original domain 3fm.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 777.2 kB (38%)

Content Size

2.1 MB

After Optimization

1.3 MB

In fact, the total size of 3fm.nl main page is 2.1 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 99.8 kB

  • Original 122.1 kB
  • After minification 98.3 kB
  • After compression 22.4 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. This page needs HTML code to be minified as it can gain 23.8 kB, which is 19% 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 99.8 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 60.8 kB

  • Original 1.1 MB
  • After minification 1.1 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. 3FM images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 502.5 kB

  • Original 662.1 kB
  • After minification 547.3 kB
  • After compression 159.5 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 502.5 kB or 76% of the original size.

CSS Optimization

-85%

Potential reduce by 114.1 kB

  • Original 133.5 kB
  • After minification 101.2 kB
  • After compression 19.4 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. 3fm.nl needs all CSS files to be minified and compressed as it can save up to 114.1 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (23%)

Requests Now

119

After Optimization

92

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 3FM. 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 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

3fm.nl accessibility score

95

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

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

3fm.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

3fm.nl SEO score

92

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 3fm.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 3fm.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 3FM. 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: