Tools & Wizards About Us
robvandamfoto.nl screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    76% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 72% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

robvandamfoto.nl

Music and Theatre

Page Load Speed

6.1 sec in total

First Response

836 ms

Resources Loaded

5.2 sec

Page Rendered

107 ms

robvandamfoto.nl screenshot

About Website

Welcome to robvandamfoto.nl homepage info - get ready to check Robvandamfoto best content right away, or after learning these important things about robvandamfoto.nl

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Key Findings

We analyzed Robvandamfoto.nl page load time and found that the first response time was 836 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

robvandamfoto.nl performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

34/100

25%

SI (Speed Index)

Value17.4 s

0/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

Network Requests Diagram

robvandamfoto.nl

836 ms

imagevue.flash.css

96 ms

colorbox.css

174 ms

swfobject.js

177 ms

swfaddress.js

259 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 92% of them (11 requests) were addressed to the original Robvandamfoto.nl, 8% (1 request) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (836 ms) belongs to the original domain Robvandamfoto.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 366.9 kB (64%)

Content Size

571.7 kB

After Optimization

204.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Robvandamfoto.nl main page is 571.7 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. Only 10% of websites need less resources to load. Javascripts take 517.0 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 30.5 kB

  • Original 45.0 kB
  • After minification 44.7 kB
  • After compression 14.5 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 30.5 kB or 68% of the original size.

Image Optimization

-10%

Potential reduce by 644 B

  • Original 6.3 kB
  • After minification 5.7 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. Robvandamfoto images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 333.4 kB

  • Original 517.0 kB
  • After minification 515.5 kB
  • After compression 183.6 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 333.4 kB or 64% of the original size.

CSS Optimization

-69%

Potential reduce by 2.3 kB

  • Original 3.4 kB
  • After minification 2.7 kB
  • After compression 1.1 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. Robvandamfoto.nl needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 69% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (64%)

Requests Now

11

After Optimization

4

  • Images
  • JavaScript
  • CSS

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Robvandamfoto. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

robvandamfoto.nl

robvandamfoto.nl

836 ms

imagevue.flash.css

imagevue.flash.css

96 ms

colorbox.css

colorbox.css

174 ms

swfobject.js

swfobject.js

177 ms

swfaddress.js

swfaddress.js

259 ms

swfmacmousewheel.js

swfmacmousewheel.js

175 ms

jquery.min.js

jquery.min.js

426 ms

jquery.c.js

jquery.c.js

182 ms

functions.js

functions.js

262 ms

jquery.colorbox-min.js

jquery.colorbox-min.js

263 ms

tn_2013%20Daan-1056028-Edit.jpg

tn_2013%20Daan-1056028-Edit.jpg

91 ms

addthis_widget.js

addthis_widget.js

13 ms

Accessibility Review

robvandamfoto.nl accessibility score

89

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

Links do not have a discernible name

Best Practices

robvandamfoto.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

SEO Factors

robvandamfoto.nl SEO score

100

Search Engine Optimization Advices

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

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Robvandamfoto.nl can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Robvandamfoto.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

robvandamfoto.nl

Open Graph data is detected on the main page of Robvandamfoto. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: