Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

nederland-in-beeld.nl

Nederland-in-beeld.nl | Gratis luchtfoto's van Nederland / foto's van Nederland

Page Load Speed

2.5 sec in total

First Response

411 ms

Resources Loaded

1.9 sec

Page Rendered

123 ms

nederland-in-beeld.nl screenshot

About Website

Click here to check amazing Nederland In Beeld content for Netherlands. Otherwise, check out these important facts you probably never knew about nederland-in-beeld.nl

Foto's en luchtfoto's van straten in Nederland met daarnaast informatie over de meeste plaatsen in Nederland - Overzicht van alle woonplaatsen en straten van Nederland

Visit nederland-in-beeld.nl

Key Findings

We analyzed Nederland-in-beeld.nl page load time and found that the first response time was 411 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

nederland-in-beeld.nl performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

30/100

25%

SI (Speed Index)

Value5.4 s

57/100

10%

TBT (Total Blocking Time)

Value2,650 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.094

91/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

Network Requests Diagram

www.nederland-in-beeld.nl

411 ms

stylesheet_nlinbeeld.css

95 ms

jquery.min.js

24 ms

all_scripts.js

187 ms

easing_equations.js

280 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 83% of them (40 requests) were addressed to the original Nederland-in-beeld.nl, 6% (3 requests) were made to Googleads.g.doubleclick.net and 4% (2 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (693 ms) belongs to the original domain Nederland-in-beeld.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 23.9 kB (6%)

Content Size

373.9 kB

After Optimization

350.0 kB

In fact, the total size of Nederland-in-beeld.nl main page is 373.9 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. 35% of websites need less resources to load. Javascripts take 290.4 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 17.7 kB

  • Original 23.1 kB
  • After minification 22.4 kB
  • After compression 5.4 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 17.7 kB or 77% of the original size.

Image Optimization

-7%

Potential reduce by 3.9 kB

  • Original 58.0 kB
  • After minification 54.1 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. Nederland In Beeld images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.9 kB

  • Original 290.4 kB
  • After minification 290.4 kB
  • After compression 288.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-16%

Potential reduce by 379 B

  • Original 2.4 kB
  • After minification 2.4 kB
  • After compression 2.0 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. Nederland-in-beeld.nl needs all CSS files to be minified and compressed as it can save up to 379 B or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (45%)

Requests Now

47

After Optimization

26

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nederland In Beeld. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

nederland-in-beeld.nl accessibility score

81

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Links do not have a discernible name

Best Practices

nederland-in-beeld.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

nederland-in-beeld.nl SEO score

69

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

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nederland-in-beeld.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Nederland-in-beeld.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 Nederland In Beeld. 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: