Tools & Wizards About Us
amstelmedical.nl screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

amstelmedical.nl

Amstel Medical - Medische groothandel

Page Load Speed

3.4 sec in total

First Response

567 ms

Resources Loaded

2.5 sec

Page Rendered

307 ms

amstelmedical.nl screenshot

About Website

Visit amstelmedical.nl now to see the best up-to-date Amstel Medical content and also check out these interesting facts you probably never knew about amstelmedical.nl

Amstel Medical, sinds 1996 dé medische groothandel voor huisartsen, dermatologen, klinieken, particulieren etc. Wij leveren disposables, instrumentarium en apparatuur voor elke praktijk.

Visit amstelmedical.nl

Key Findings

We analyzed Amstelmedical.nl page load time and found that the first response time was 567 ms and then it took 2.8 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

amstelmedical.nl performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.2 s

0/100

25%

SI (Speed Index)

Value11.1 s

6/100

10%

TBT (Total Blocking Time)

Value3,290 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.157

74/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

Network Requests Diagram

amstelmedical.nl

567 ms

styles.css

257 ms

popup.css

180 ms

prettyPhoto.css

195 ms

autocomplete.css

203 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 96% of them (48 requests) were addressed to the original Amstelmedical.nl, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Amstelmedical.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 374.0 kB (48%)

Content Size

774.0 kB

After Optimization

400.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Amstelmedical.nl main page is 774.0 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. 25% of websites need less resources to load. Images take 341.3 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 54.2 kB

  • Original 62.6 kB
  • After minification 56.6 kB
  • After compression 8.4 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 54.2 kB or 87% of the original size.

Image Optimization

-7%

Potential reduce by 25.2 kB

  • Original 341.3 kB
  • After minification 316.0 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. Amstel Medical images are well optimized though.

JavaScript Optimization

-79%

Potential reduce by 257.2 kB

  • Original 326.1 kB
  • After minification 196.9 kB
  • After compression 68.9 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 257.2 kB or 79% of the original size.

CSS Optimization

-85%

Potential reduce by 37.5 kB

  • Original 44.1 kB
  • After minification 35.3 kB
  • After compression 6.6 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. Amstelmedical.nl needs all CSS files to be minified and compressed as it can save up to 37.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (45%)

Requests Now

49

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Amstel Medical. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

amstelmedical.nl

amstelmedical.nl

567 ms

styles.css

styles.css

257 ms

popup.css

popup.css

180 ms

prettyPhoto.css

prettyPhoto.css

195 ms

autocomplete.css

autocomplete.css

203 ms

jquery-1.8.2.js

jquery-1.8.2.js

652 ms

jquery.ui.core.js

jquery.ui.core.js

207 ms

jquery.ui.widget.js

jquery.ui.widget.js

272 ms

jquery.ui.position.js

jquery.ui.position.js

280 ms

jquery.ui.autocomplete.js

jquery.ui.autocomplete.js

371 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

391 ms

menu.js

menu.js

261 ms

autocomplete.js

autocomplete.js

285 ms

specs.js

specs.js

289 ms

background.png

background.png

98 ms

background_nav.png

background_nav.png

91 ms

logo.png

logo.png

98 ms

navline.png

navline.png

91 ms

line.png

line.png

92 ms

aanbiedingen_background.png

aanbiedingen_background.png

184 ms

333001-K.jpg

333001-K.jpg

259 ms

ea832a8ad823a7f9a9f10d07ffe4a085.jpg

ea832a8ad823a7f9a9f10d07ffe4a085.jpg

263 ms

162000-K.jpg

162000-K.jpg

181 ms

199350-K.jpg

199350-K.jpg

190 ms

57d2e221ff0d56c0d48e4c87c76e54c1.jpg

57d2e221ff0d56c0d48e4c87c76e54c1.jpg

196 ms

1de6ec3d984ba9a5068def123b86488c.jpg

1de6ec3d984ba9a5068def123b86488c.jpg

271 ms

125a039f818daef548b58563b07992fd.jpg

125a039f818daef548b58563b07992fd.jpg

277 ms

9c616bc4468ad7f218b664734aa19e18.jpg

9c616bc4468ad7f218b664734aa19e18.jpg

287 ms

695000-K.jpg

695000-K.jpg

380 ms

211010-K.jpg

211010-K.jpg

431 ms

offer_img.png

offer_img.png

351 ms

231000-K.jpg

231000-K.jpg

443 ms

153000-K.jpg

153000-K.jpg

458 ms

690200-K.jpg

690200-K.jpg

382 ms

215300-K.jpg

215300-K.jpg

522 ms

70a552975a533eabebb54d7f84823685.jpg

70a552975a533eabebb54d7f84823685.jpg

475 ms

main_nav_background.png

main_nav_background.png

478 ms

menu_type.png

menu_type.png

518 ms

menu_type_active.png

menu_type_active.png

529 ms

quick_menu.png

quick_menu.png

550 ms

button_zoeken.png

button_zoeken.png

570 ms

_button_zoeken_vergrootglas.png

_button_zoeken_vergrootglas.png

775 ms

mijn_winkelwagen.png

mijn_winkelwagen.png

607 ms

aanbiedingen.png

aanbiedingen.png

608 ms

veilig_betalen_background.png

veilig_betalen_background.png

617 ms

ideal_logos.png

ideal_logos.png

731 ms

footer_background.png

footer_background.png

667 ms

ga.js

ga.js

5 ms

__utm.gif

__utm.gif

11 ms

header-images-amstel-medical-1.png

header-images-amstel-medical-1.png

1266 ms

Accessibility Review

amstelmedical.nl accessibility score

53

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

amstelmedical.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

Missing source maps for large first-party JavaScript

SEO Factors

amstelmedical.nl SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 uses legible font sizes

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 Amstelmedical.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 Amstelmedical.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

amstelmedical.nl

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