Tools & Wizards About Us

Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

optochtenkalender.nl

Alle optochten op een rij! - Optochtenkalender.nl

Page Load Speed

3.2 sec in total

First Response

208 ms

Resources Loaded

2.8 sec

Page Rendered

177 ms

About Website

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

Op zoek naar een optocht? Verschillende optochten zijn in de optochtenkalender te vinden zoals carnavalsoptochten verlichte optochten corso's etc. etc.. Dat ...

Visit optochtenkalender.nl

Key Findings

We analyzed Optochtenkalender.nl page load time and found that the first response time was 208 ms 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

optochtenkalender.nl performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

72/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value5,640 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.164

72/100

15%

TTI (Time to Interactive)

Value18.0 s

3/100

10%

Network Requests Diagram

optochtenkalender.nl

208 ms

optochtenkalender.nl

400 ms

www.optochtenkalender.nl

500 ms

jquery-1.10.2.min.js

196 ms

optochtenkalender.js

378 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 24% of them (14 requests) were addressed to the original Optochtenkalender.nl, 24% (14 requests) were made to Fotos.optochtenkalender.nl and 10% (6 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (644 ms) relates to the external source Fotos.optochtenkalender.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 229.6 kB (22%)

Content Size

1.0 MB

After Optimization

792.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Optochtenkalender.nl main page is 1.0 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. 45% of websites need less resources to load. Javascripts take 505.2 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 43.5 kB

  • Original 53.8 kB
  • After minification 53.4 kB
  • After compression 10.3 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 43.5 kB or 81% of the original size.

Image Optimization

-5%

Potential reduce by 19.6 kB

  • Original 390.2 kB
  • After minification 370.6 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. Optochtenkalender images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 105.0 kB

  • Original 505.2 kB
  • After minification 503.2 kB
  • After compression 400.2 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 105.0 kB or 21% of the original size.

CSS Optimization

-85%

Potential reduce by 61.6 kB

  • Original 72.6 kB
  • After minification 70.4 kB
  • After compression 11.0 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. Optochtenkalender.nl needs all CSS files to be minified and compressed as it can save up to 61.6 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (34%)

Requests Now

56

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optochtenkalender. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

optochtenkalender.nl accessibility score

77

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

optochtenkalender.nl best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

optochtenkalender.nl SEO score

84

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

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    NL

  • Encoding

    ISO-8859-1

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