Tools & Wizards About Us
euro-optics.nl screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

euro-optics.nl

Optiek groothandel Euro Optics | Al ruim 40 jaar vertrouwd

Page Load Speed

4 sec in total

First Response

390 ms

Resources Loaded

3.2 sec

Page Rendered

446 ms

euro-optics.nl screenshot

About Website

Visit euro-optics.nl now to see the best up-to-date Euro Optics content and also check out these interesting facts you probably never knew about euro-optics.nl

Euro Optics: Optiek groothandel in zonnebrillen, leesbrillen en sportbrillen voor dames, heren én kinderen Scherpste prijs & snelle levering.

Visit euro-optics.nl

Key Findings

We analyzed Euro-optics.nl page load time and found that the first response time was 390 ms and then it took 3.7 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

euro-optics.nl performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value15.0 s

0/100

25%

SI (Speed Index)

Value5.6 s

53/100

10%

TBT (Total Blocking Time)

Value5,030 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value25.8 s

0/100

10%

Network Requests Diagram

euro-optics.nl

390 ms

www.euro-optics.nl

771 ms

gtm.js

68 ms

styles.css

185 ms

wpcf7-redirect-frontend.min.css

280 ms

Our browser made a total of 115 requests to load all elements on the main page. We found that 92% of them (106 requests) were addressed to the original Euro-optics.nl, 1% (1 request) were made to Googletagmanager.com and 1% (1 request) were made to Js.hs-scripts.com. The less responsive or slowest element that took the longest time to load (936 ms) belongs to the original domain Euro-optics.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 495.7 kB (20%)

Content Size

2.5 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Euro-optics.nl main page is 2.5 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. 60% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 353.6 kB

  • Original 436.0 kB
  • After minification 432.9 kB
  • After compression 82.4 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 353.6 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 6.6 kB

  • Original 693.4 kB
  • After minification 686.8 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. Euro Optics images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 132.7 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 1.2 MB

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

-17%

Potential reduce by 2.9 kB

  • Original 17.4 kB
  • After minification 17.4 kB
  • After compression 14.5 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. Euro-optics.nl needs all CSS files to be minified and compressed as it can save up to 2.9 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 82 (73%)

Requests Now

112

After Optimization

30

  • Images
  • JavaScript
  • CSS

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Euro Optics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 79 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

euro-optics.nl

euro-optics.nl

390 ms

www.euro-optics.nl

www.euro-optics.nl

771 ms

gtm.js

gtm.js

68 ms

styles.css

styles.css

185 ms

wpcf7-redirect-frontend.min.css

wpcf7-redirect-frontend.min.css

280 ms

script.js

script.js

181 ms

jquery.min.js

jquery.min.js

277 ms

jquery-migrate.min.js

jquery-migrate.min.js

285 ms

8067098.js

8067098.js

47 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

284 ms

add-to-cart.min.js

add-to-cart.min.js

366 ms

js.cookie.min.js

js.cookie.min.js

366 ms

woocommerce.min.js

woocommerce.min.js

364 ms

sourcebuster.min.js

sourcebuster.min.js

370 ms

order-attribution.min.js

order-attribution.min.js

368 ms

index.js

index.js

367 ms

index.js

index.js

457 ms

wpcf7r-fe.js

wpcf7r-fe.js

458 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

459 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

460 ms

wp-polyfill.min.js

wp-polyfill.min.js

462 ms

hooks.min.js

hooks.min.js

462 ms

i18n.min.js

i18n.min.js

549 ms

react.min.js

react.min.js

550 ms

react-dom.min.js

react-dom.min.js

737 ms

escape-html.min.js

escape-html.min.js

553 ms

element.min.js

element.min.js

554 ms

dom-ready.min.js

dom-ready.min.js

554 ms

a11y.min.js

a11y.min.js

642 ms

url.min.js

url.min.js

643 ms

api-fetch.min.js

api-fetch.min.js

645 ms

blob.min.js

blob.min.js

646 ms

autop.min.js

autop.min.js

647 ms

block-serialization-default-parser.min.js

block-serialization-default-parser.min.js

735 ms

deprecated.min.js

deprecated.min.js

743 ms

dom.min.js

dom.min.js

743 ms

is-shallow-equal.min.js

is-shallow-equal.min.js

744 ms

keycodes.min.js

keycodes.min.js

745 ms

priority-queue.min.js

priority-queue.min.js

828 ms

api.js

api.js

35 ms

basic.min.css

basic.min.css

827 ms

goal.min.js

goal.min.js

124 ms

theme-ie11.min.css

theme-ie11.min.css

636 ms

theme.min.css

theme.min.css

566 ms

compose.min.js

compose.min.js

553 ms

collectedforms.js

collectedforms.js

97 ms

conversations-embed.js

conversations-embed.js

43 ms

8067098.js

8067098.js

123 ms

banner.js

banner.js

133 ms

private-apis.min.js

private-apis.min.js

637 ms

redux-routine.min.js

redux-routine.min.js

638 ms

data.min.js

data.min.js

563 ms

html-entities.min.js

html-entities.min.js

562 ms

rich-text.min.js

rich-text.min.js

563 ms

shortcode.min.js

shortcode.min.js

561 ms

blocks.min.js

blocks.min.js

835 ms

moment.min.js

moment.min.js

651 ms

date.min.js

date.min.js

656 ms

primitives.min.js

primitives.min.js

560 ms

warning.min.js

warning.min.js

561 ms

components.min.js

components.min.js

842 ms

keyboard-shortcuts.min.js

keyboard-shortcuts.min.js

650 ms

commands.min.js

commands.min.js

651 ms

notices.min.js

notices.min.js

563 ms

preferences-persistence.min.js

preferences-persistence.min.js

663 ms

preferences.min.js

preferences.min.js

662 ms

style-engine.min.js

style-engine.min.js

661 ms

token-list.min.js

token-list.min.js

662 ms

wordcount.min.js

wordcount.min.js

653 ms

block-editor.min.js

block-editor.min.js

936 ms

core-data.min.js

core-data.min.js

747 ms

media-utils.min.js

media-utils.min.js

653 ms

patterns.min.js

patterns.min.js

652 ms

server-side-render.min.js

server-side-render.min.js

653 ms

editor.min.js

editor.min.js

744 ms

plugins.min.js

plugins.min.js

649 ms

navigation.js

navigation.js

649 ms

jquery.backstretch.min.js

jquery.backstretch.min.js

735 ms

functions.js

functions.js

740 ms

jquery.json.min.js

jquery.json.min.js

658 ms

gravityforms.min.js

gravityforms.min.js

658 ms

placeholders.jquery.min.js

placeholders.jquery.min.js

744 ms

utils.min.js

utils.min.js

784 ms

vendor-theme.min.js

vendor-theme.min.js

784 ms

scripts-theme.min.js

scripts-theme.min.js

782 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

695 ms

groothandel.svg

groothandel.svg

746 ms

label.svg

label.svg

796 ms

sustainable.svg

sustainable.svg

797 ms

nl.gif

nl.gif

798 ms

fr.gif

fr.gif

796 ms

de.gif

de.gif

708 ms

es.gif

es.gif

744 ms

en.gif

en.gif

746 ms

2019-jongeren-in-auto.jpg

2019-jongeren-in-auto.jpg

750 ms

zonnebrillen.jpg

zonnebrillen.jpg

656 ms

sportbrillen.png

sportbrillen.png

655 ms

kinder-zonnebrillen.png

kinder-zonnebrillen.png

657 ms

leesbrillen.png

leesbrillen.png

644 ms

R9500-1.jpg

R9500-1.jpg

646 ms

R7622-1.jpg

R7622-1.jpg

648 ms

R7401-1.jpg

R7401-1.jpg

648 ms

R7402-1.jpg

R7402-1.jpg

648 ms

brochure.jpg

brochure.jpg

655 ms

merk-acollect.png

merk-acollect.png

654 ms

merk-dudesendudetes.png

merk-dudesendudetes.png

655 ms

infocus.png

infocus.png

650 ms

merk-indian.png

merk-indian.png

569 ms

merk-levelone.png

merk-levelone.png

566 ms

merk-revex.png

merk-revex.png

650 ms

Refocus_logo.png

Refocus_logo.png

653 ms

bsci.jpg

bsci.jpg

567 ms

bsci-2.jpg

bsci-2.jpg

563 ms

fta.jpg

fta.jpg

562 ms

recaptcha__en.js

recaptcha__en.js

32 ms

Accessibility Review

euro-optics.nl accessibility score

80

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

[id] attributes on active, focusable elements are not unique

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

euro-optics.nl best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

euro-optics.nl SEO score

98

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

High

Tap targets are not sized appropriately

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 Euro-optics.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 Euro-optics.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

euro-optics.nl

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