Tools & Wizards About Us
linsenkontakt.ch screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

linsenkontakt.ch

Günstige Kontaktlinsen bestellen - Pflegemittel bestellen

Page Load Speed

4.7 sec in total

First Response

464 ms

Resources Loaded

4.1 sec

Page Rendered

184 ms

linsenkontakt.ch screenshot

About Website

Visit linsenkontakt.ch now to see the best up-to-date Linsenkontakt content for Switzerland and also check out these interesting facts you probably never knew about linsenkontakt.ch

Günstige Kontaktlinsen bestellen. Kontaktlinsen online kaufen, schnelle Lieferung, alle bekannten Marken wie Acuvue, Air Optix, Dailies & Purevision

Visit linsenkontakt.ch

Key Findings

We analyzed Linsenkontakt.ch page load time and found that the first response time was 464 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

linsenkontakt.ch performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value1,350 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

Network Requests Diagram

linsenkontakt.ch

464 ms

linsenkontakt.ch

370 ms

www.linsenkontakt.ch

884 ms

all.css

282 ms

loader.js

24 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 82% of them (32 requests) were addressed to the original Linsenkontakt.ch, 8% (3 requests) were made to App.usercentrics.eu and 8% (3 requests) were made to Api.usercentrics.eu. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Linsenkontakt.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 283.3 kB (16%)

Content Size

1.8 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Linsenkontakt.ch main page is 1.8 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. 70% of websites need less resources to load. Images take 839.6 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 283.0 kB

  • Original 316.0 kB
  • After minification 315.7 kB
  • After compression 33.0 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. 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 283.0 kB or 90% of the original size.

Image Optimization

-0%

Potential reduce by 199 B

  • Original 839.6 kB
  • After minification 839.4 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. Linsenkontakt images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 106 B

  • Original 526.9 kB
  • After minification 526.9 kB
  • After compression 526.8 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

-0%

Potential reduce by 0 B

  • Original 92.1 kB
  • After minification 92.1 kB
  • After compression 92.1 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. Linsenkontakt.ch has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 3 (12%)

Requests Now

26

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Linsenkontakt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

linsenkontakt.ch

linsenkontakt.ch

464 ms

linsenkontakt.ch

linsenkontakt.ch

370 ms

www.linsenkontakt.ch

www.linsenkontakt.ch

884 ms

all.css

all.css

282 ms

loader.js

loader.js

24 ms

bundle_legacy.js

bundle_legacy.js

16 ms

all.js

all.js

1219 ms

votebadge.min.js

votebadge.min.js

981 ms

logo_mit_claim.svg

logo_mit_claim.svg

273 ms

7026_06072.jpg

7026_06072.jpg

638 ms

5928_06952.jpg

5928_06952.jpg

871 ms

5929_06375.jpg

5929_06375.jpg

822 ms

7027_05691.jpg

7027_05691.jpg

875 ms

5932_06118.jpg

5932_06118.jpg

875 ms

5933_03157.jpg

5933_03157.jpg

818 ms

7028_07405.jpg

7028_07405.jpg

816 ms

5931_02000.jpg

5931_02000.jpg

819 ms

5930_06314.jpg

5930_06314.jpg

821 ms

5785_09096.jpg

5785_09096.jpg

822 ms

Sparen-Lensy-Linsenkontakt.svg

Sparen-Lensy-Linsenkontakt.svg

877 ms

Linsenkontakt-Brillen.svg

Linsenkontakt-Brillen.svg

880 ms

Originalprodukte-Linsenkontakt.svg

Originalprodukte-Linsenkontakt.svg

883 ms

credit-debit-card.svg

credit-debit-card.svg

960 ms

pf_pay.svg

pf_pay.svg

965 ms

twint.svg

twint.svg

966 ms

languages.json

languages.json

330 ms

OpenSans-Regular.woff

OpenSans-Regular.woff

798 ms

OpenSans-Medium.woff

OpenSans-Medium.woff

1160 ms

OpenSans-Light.woff

OpenSans-Light.woff

877 ms

OpenSans-SemiBold.woff

OpenSans-SemiBold.woff

1159 ms

OpenSans-Bold.woff

OpenSans-Bold.woff

1161 ms

OpenSans-ExtraBold.woff

OpenSans-ExtraBold.woff

1162 ms

Lato-Bold.woff

Lato-Bold.woff

1159 ms

Lato-Black.woff

Lato-Black.woff

1160 ms

Lato-Regular.woff

Lato-Regular.woff

1161 ms

Lato-Light.woff

Lato-Light.woff

1162 ms

de.json

de.json

124 ms

1px.png

1px.png

9 ms

translations-de.json

translations-de.json

299 ms

Accessibility Review

linsenkontakt.ch accessibility score

76

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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.

Best Practices

linsenkontakt.ch best practices score

92

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

Missing source maps for large first-party JavaScript

SEO Factors

linsenkontakt.ch SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Linsenkontakt.ch can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Linsenkontakt.ch 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

linsenkontakt.ch

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