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stellingvanamsterdam.nl screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

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    SEO

stellingvanamsterdam.nl

UNESCO werelderfgoed | Hollandse Waterlinies

Page Load Speed

4.5 sec in total

First Response

324 ms

Resources Loaded

3.9 sec

Page Rendered

233 ms

stellingvanamsterdam.nl screenshot

About Website

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

UNESCO werelderfgoed Hollandse Waterlinies bestaat uit de Stelling van Amsterdam en de Nieuwe Hollandse Waterlinie. Samen vertellen zij het verhaal van de militaire verdediging van ons land met water ...

Visit stellingvanamsterdam.nl

Key Findings

We analyzed Stellingvanamsterdam.nl page load time and found that the first response time was 324 ms and then it took 4.1 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

stellingvanamsterdam.nl performance score

0

Network Requests Diagram

stellingvanamsterdam.nl

324 ms

www.hollandsewaterlinies.nl

646 ms

nl

117 ms

nl%20

395 ms

gtm.js

58 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Stellingvanamsterdam.nl, 52% (13 requests) were made to Hollandsewaterlinies.nl and 24% (6 requests) were made to Assets.plaece.nl. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Static.mailplus.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 203.4 kB (33%)

Content Size

623.9 kB

After Optimization

420.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Stellingvanamsterdam.nl main page is 623.9 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. 20% of websites need less resources to load. Images take 324.7 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 128.4 kB

  • Original 139.3 kB
  • After minification 54.7 kB
  • After compression 11.0 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 84.7 kB, which is 61% 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 128.4 kB or 92% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 324.7 kB
  • After minification 324.7 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. Stellingvanamsterdam images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 74.9 kB

  • Original 113.9 kB
  • After minification 113.9 kB
  • After compression 39.0 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 74.9 kB or 66% of the original size.

CSS Optimization

-0%

Potential reduce by 67 B

  • Original 45.9 kB
  • After minification 45.9 kB
  • After compression 45.9 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. Stellingvanamsterdam.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 5 (24%)

Requests Now

21

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stellingvanamsterdam. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

stellingvanamsterdam.nl

stellingvanamsterdam.nl

324 ms

www.hollandsewaterlinies.nl

www.hollandsewaterlinies.nl

646 ms

nl

nl

117 ms

nl%20

nl%20

395 ms

gtm.js

gtm.js

58 ms

main.592e9af2f02d0712fc3c.css

main.592e9af2f02d0712fc3c.css

256 ms

runtime.abe0bea752a31d2a7532.bundle.js

runtime.abe0bea752a31d2a7532.bundle.js

347 ms

main.dbd9ed7be1e19c8fae5a.bundle.js

main.dbd9ed7be1e19c8fae5a.bundle.js

445 ms

jquery-3.6.0.min.js

jquery-3.6.0.min.js

959 ms

jquery.validate.1.19.3.min.js

jquery.validate.1.19.3.min.js

1048 ms

React

React

461 ms

main-print.ca6552e2ae52f5bd8d37.css

main-print.ca6552e2ae52f5bd8d37.css

89 ms

logo.c4b631b0c15d1bc92618.svg

logo.c4b631b0c15d1bc92618.svg

173 ms

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aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82NDE5YjdhZDYzMjJjL3RhbmstbWV0LW1hbi1pbi13YXRlci5qcGc.jpg

507 ms

logo.c4b631b0c15d1bc92618.svg

logo.c4b631b0c15d1bc92618.svg

186 ms

nl.f5ac625bf262b486622a.svg

nl.f5ac625bf262b486622a.svg

92 ms

fullpage-dotted-line.3fa2aeb2e751fd2f1f04.svg

fullpage-dotted-line.3fa2aeb2e751fd2f1f04.svg

88 ms

hero-dotted-line-centered.1774dbcf8aae03923af6.svg

hero-dotted-line-centered.1774dbcf8aae03923af6.svg

183 ms

unesco-footer-logo.0d2dc8c73565868ab7f1.svg

unesco-footer-logo.0d2dc8c73565868ab7f1.svg

269 ms

aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82MzZhNzUyYTg4MWFkL2JhY2tncm91bmQtaW1hZ2UuanBn.jpg

aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82MzZhNzUyYTg4MWFkL2JhY2tncm91bmQtaW1hZ2UuanBn.jpg

711 ms

aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82NDE4NTFiNGUwZmNkL25vb3JkZXJwYXJrLXJ1aWdlbmhvZWstMDA1MS1taW4uanBn.jpg

aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82NDE4NTFiNGUwZmNkL25vb3JkZXJwYXJrLXJ1aWdlbmhvZWstMDA1MS1taW4uanBn.jpg

1025 ms

aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82M2VjYTYwODFkYTQ3LzA3Zm9ydC12ZWNodGVuLW1ldC1uYWFtc3Zlcm1lbGRpbmctamRrLmpwZw.jpg

aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82M2VjYTYwODFkYTQ3LzA3Zm9ydC12ZWNodGVuLW1ldC1uYWFtc3Zlcm1lbGRpbmctamRrLmpwZw.jpg

985 ms

aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82M2VjOWMyYzYxMTQ4LzIwMjAwNzEyLW5pZXV3ZWhvbGxhbmRzZXdhdGVybG5pZS0xNTV5MGEzNDAyLmpwZw.jpg

aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82M2VjOWMyYzYxMTQ4LzIwMjAwNzEyLW5pZXV3ZWhvbGxhbmRzZXdhdGVybG5pZS0xNTV5MGEzNDAyLmpwZw.jpg

781 ms

aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82M2Q3ZGM2NmNkMTNhL2plc3NpY2EtZGUta29ydGUtd2F0ZXJsaW5pZS1maWV0c3JvdXRlMDExLmpwZw.jpg

aHR0cHM6Ly9hc3NldHMucGxhZWNlLm5sL2t1bWEtaG9sbGFuZHNld2F0ZXJsaW5pZXMvdXBsb2Fkcy9tZWRpYS82M2Q3ZGM2NmNkMTNhL2plc3NpY2EtZGUta29ydGUtd2F0ZXJsaW5pZS1maWV0c3JvdXRlMDExLmpwZw.jpg

759 ms

React

React

91 ms

SEO Factors

stellingvanamsterdam.nl SEO score

0

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 Stellingvanamsterdam.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 Stellingvanamsterdam.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

stellingvanamsterdam.nl

Open Graph description is not detected on the main page of Stellingvanamsterdam. 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: