Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 55% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    65% of websites

  • 90

    SEO

    Google-friendlier than
    73% of websites

melkweg.nl

Melkweg Amsterdam | Concerten | Club | Films | Expo | Events

Page Load Speed

2.5 sec in total

First Response

254 ms

Resources Loaded

2.1 sec

Page Rendered

118 ms

melkweg.nl screenshot

About Website

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

Poppodium en cultureel centrum met live-muziek, clubnachten, fotografie, film en festivals.

Visit melkweg.nl

Key Findings

We analyzed Melkweg.nl page load time and found that the first response time was 254 ms and then it took 2.3 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

melkweg.nl performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value5.6 s

53/100

10%

TBT (Total Blocking Time)

Value320 ms

76/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value8.0 s

42/100

10%

Network Requests Diagram

melkweg.nl

254 ms

530 ms

base.css

7 ms

modernizr.js

268 ms

main.js

720 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 47% of them (8 requests) were addressed to the original Melkweg.nl, 24% (4 requests) were made to Google-analytics.com and 18% (3 requests) were made to Static.melkweg.nl. The less responsive or slowest element that took the longest time to load (720 ms) relates to the external source Static.melkweg.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (71%)

Content Size

1.8 MB

After Optimization

508.9 kB

In fact, the total size of Melkweg.nl main page is 1.8 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. 25% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 8.9 kB

  • Original 12.7 kB
  • After minification 11.8 kB
  • After compression 3.8 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 8.9 kB or 70% of the original size.

Image Optimization

-5%

Potential reduce by 3.5 kB

  • Original 70.6 kB
  • After minification 67.0 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. Melkweg images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 987.5 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 388.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 987.5 kB or 72% of the original size.

CSS Optimization

-84%

Potential reduce by 267.5 kB

  • Original 316.6 kB
  • After minification 316.5 kB
  • After compression 49.1 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. Melkweg.nl needs all CSS files to be minified and compressed as it can save up to 267.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (30%)

Requests Now

10

After Optimization

7

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Melkweg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

melkweg.nl accessibility score

78

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

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Best Practices

melkweg.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

High

Missing source maps for large first-party JavaScript

SEO Factors

melkweg.nl SEO score

90

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

    EN

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Melkweg.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Dutch language. Our system also found out that Melkweg.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 Melkweg. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: