Tools & Wizards About Us
kontaktlinsen-preisvergleich.de screenshot

Report Summary

  • 73

    Performance

    Renders faster than
    83% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

kontaktlinsen-preisvergleich.de

Kontaktlinsen Preisvergleich billig bestellen, günstig online kaufen!

Page Load Speed

2.1 sec in total

First Response

383 ms

Resources Loaded

1.5 sec

Page Rendered

176 ms

kontaktlinsen-preisvergleich.de screenshot

About Website

Welcome to kontaktlinsen-preisvergleich.de homepage info - get ready to check Kontaktlinsen Preisvergleich best content for Germany right away, or after learning these important things about kontaktlinsen-preisvergleich.de

Wir bieten Ihnen einen umfassenden Preisvergleich zu Kontaktlinsen verschiedener Marken und Händler. ✓Sonderrabatte ✓ 20 Händler

Visit kontaktlinsen-preisvergleich.de

Key Findings

We analyzed Kontaktlinsen-preisvergleich.de page load time and found that the first response time was 383 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

kontaktlinsen-preisvergleich.de performance score

73

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

76/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

94/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value520 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

Network Requests Diagram

kontaktlinsen-preisvergleich.de

383 ms

www.kontaktlinsen-preisvergleich.de

387 ms

bootstrap.min.css

92 ms

bootstrap-glyphicons.css

159 ms

kontaktlinsen.css

168 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 30% of them (14 requests) were addressed to the original Kontaktlinsen-preisvergleich.de, 17% (8 requests) were made to D1ua11jkxalwri.cloudfront.net and 17% (8 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (508 ms) relates to the external source D1ua11jkxalwri.cloudfront.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 192.0 kB (49%)

Content Size

391.9 kB

After Optimization

199.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kontaktlinsen-preisvergleich.de main page is 391.9 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. 45% of websites need less resources to load. Images take 123.4 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 60.6 kB

  • Original 73.9 kB
  • After minification 73.9 kB
  • After compression 13.3 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 60.6 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 7.2 kB

  • Original 123.4 kB
  • After minification 116.2 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. Kontaktlinsen Preisvergleich images are well optimized though.

JavaScript Optimization

-42%

Potential reduce by 38.6 kB

  • Original 91.6 kB
  • After minification 88.6 kB
  • After compression 53.0 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 38.6 kB or 42% of the original size.

CSS Optimization

-83%

Potential reduce by 85.7 kB

  • Original 103.0 kB
  • After minification 100.2 kB
  • After compression 17.3 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. Kontaktlinsen-preisvergleich.de needs all CSS files to be minified and compressed as it can save up to 85.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (39%)

Requests Now

41

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kontaktlinsen Preisvergleich. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kontaktlinsen-preisvergleich.de

kontaktlinsen-preisvergleich.de

383 ms

www.kontaktlinsen-preisvergleich.de

www.kontaktlinsen-preisvergleich.de

387 ms

bootstrap.min.css

bootstrap.min.css

92 ms

bootstrap-glyphicons.css

bootstrap-glyphicons.css

159 ms

kontaktlinsen.css

kontaktlinsen.css

168 ms

jquery.min.js

jquery.min.js

29 ms

jsapi

jsapi

21 ms

bootstrap.min.js

bootstrap.min.js

219 ms

jquery.placeholder.js

jquery.placeholder.js

217 ms

kontaktlinsen.js

kontaktlinsen.js

214 ms

conversion.js

conversion.js

15 ms

Air-Optix-Aqua_300x300.jpg

Air-Optix-Aqua_300x300.jpg

239 ms

plusone.js

plusone.js

231 ms

all.js

all.js

95 ms

kontaktlinsen-logo.png

kontaktlinsen-logo.png

224 ms

kontaktlinsen-logo-icon.png

kontaktlinsen-logo-icon.png

153 ms

arrow_down.png

arrow_down.png

152 ms

vergleichen-ar.png

vergleichen-ar.png

153 ms

fline.png

fline.png

152 ms

Biofinity_300x300.jpg

Biofinity_300x300.jpg

239 ms

Acuvue-Oasys_300x300.jpg

Acuvue-Oasys_300x300.jpg

223 ms

Air-Optix-Night-and-Day-Aqua_300x300.jpg

Air-Optix-Night-and-Day-Aqua_300x300.jpg

336 ms

Air-Optix-for-Astigmatism_300x300.jpg

Air-Optix-for-Astigmatism_300x300.jpg

222 ms

Focus-Dailies-90er-Box_300x300.jpg

Focus-Dailies-90er-Box_300x300.jpg

343 ms

1-Day-Acuvue-Moist-30er-Box_300x300.jpg

1-Day-Acuvue-Moist-30er-Box_300x300.jpg

398 ms

Air-Optix-Aqua-Multifocal_300x300.jpg

Air-Optix-Aqua-Multifocal_300x300.jpg

508 ms

ga.js

ga.js

98 ms

fbevents.js

fbevents.js

46 ms

productnames

productnames

110 ms

80 ms

__utm.gif

__utm.gif

27 ms

24 ms

107 ms

xd_arbiter.php

xd_arbiter.php

58 ms

xd_arbiter.php

xd_arbiter.php

90 ms

collect

collect

127 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

25 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

45 ms

fastbutton

fastbutton

183 ms

postmessageRelay

postmessageRelay

56 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

39 ms

rpc:shindig_random.js

rpc:shindig_random.js

62 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

19 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

20 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

22 ms

W5F8_SL0XFawnjxHGsZjJA.ttf

W5F8_SL0XFawnjxHGsZjJA.ttf

71 ms

ping

ping

13 ms

Accessibility Review

kontaktlinsen-preisvergleich.de accessibility score

99

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

kontaktlinsen-preisvergleich.de best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

kontaktlinsen-preisvergleich.de SEO score

99

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kontaktlinsen-preisvergleich.de 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 Kontaktlinsen-preisvergleich.de 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

kontaktlinsen-preisvergleich.de

Open Graph description is not detected on the main page of Kontaktlinsen Preisvergleich. 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: