Access visusoogkliniek.nl. Ogen Laseren - Dé Ooglaser Kliniek in Nederland voor ooglaseren

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value24.5 s

0/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value830 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value23.8 s

1/100

10%

visusoogkliniek.nl

267 ms

visusoogkliniek.nl

735 ms

css2

39 ms

uc.js

53 ms

toastify.css

470 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 86% of them (73 requests) were addressed to the original Visusoogkliniek.nl, 4% (3 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Epd.visusoogkliniek.nl. The less responsive or slowest element that took the longest time to load (875 ms) belongs to the original domain Visusoogkliniek.nl.

Content Size

5.1 MB

After Optimization

4.7 MB

In fact, the total size of Visusoogkliniek.nl main page is 5.1 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. 65% of websites need less resources to load. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 104.2 kB

Original 127.6 kB
After minification 107.7 kB
After compression 23.4 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. This page needs HTML code to be minified as it can gain 19.9 kB, which is 16% 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 104.2 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 177.8 kB

Original 4.3 MB
After minification 4.1 MB

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. Visus Oog Kliniek images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 62.4 kB

Original 606.7 kB
After minification 606.7 kB
After compression 544.3 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

-23%

Potential reduce by 11.2 kB

Original 47.7 kB
After minification 47.7 kB
After compression 36.5 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. Visusoogkliniek.nl needs all CSS files to be minified and compressed as it can save up to 11.2 kB or 23% of the original size.

Requests Now

After Optimization

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Visus Oog Kliniek. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

High

Document uses legible font sizes

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 Visusoogkliniek.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 Visusoogkliniek.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

visusoogkliniek.nl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Ogen Laseren - Dé Ooglaser Kliniek in Nederland voor ooglaseren | Visus

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

visusoogkliniek.nl

visusoogkliniek.nl

css2

uc.js

toastify.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

visusoogkliniek.nl

visusoogkliniek.nl

css2

uc.js

toastify.css

swiper-bundle.min.css

style.css

DOMPurify.min.js

jquery.min.js

jquery-migrate.min.js

svgs-inline-min.js

tp.widget.bootstrap.min.js

gf-form-multicolumn.min.css

booking.js

vendor.js

main.js

wp-polyfill-inert.min.js

regenerator-runtime.min.js

wp-polyfill.min.js

dom-ready.min.js

hooks.min.js

i18n.min.js

a11y.min.js

jquery.json.min.js

gravityforms.min.js

placeholders.jquery.min.js

utils.min.js

vendor-theme.min.js

scripts-theme.min.js

gtm.js

stars-5.svg

zkn-header.png

trustpilot-white.svg

alert-triangle-1.svg

synchronize-arrows-1.svg

user-question.svg

rico.png

glory-wil-in-februari-verhoeven-hari-en-overeem-in-gelredome-laten-vechten.webp

mobile-icon-test.svg

desktop-icon.svg

time-clock-circle-1-1.svg

time-clock-circle-1.svg

tag-euro-1.svg