Tools & Wizards About Us
shop.lens2lens.de screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    57% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

shop.lens2lens.de

Lens2Lens - Ihr Versender für Kontaktlinsen, Pflegemittel und Zubehör.

Page Load Speed

6.7 sec in total

First Response

339 ms

Resources Loaded

5.8 sec

Page Rendered

496 ms

shop.lens2lens.de screenshot

About Website

Visit shop.lens2lens.de now to see the best up-to-date Shop Lens2 Lens content for United States and also check out these interesting facts you probably never knew about shop.lens2lens.de

Ihr Versender für Kontaktlinsen, Pflegemittel und Zubehör

Visit shop.lens2lens.de

Key Findings

We analyzed Shop.lens2lens.de page load time and found that the first response time was 339 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

shop.lens2lens.de performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

88/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value1,570 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.631

9/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

shop.lens2lens.de

339 ms

shop.lens2lens.de

505 ms

global.min.css

212 ms

global.min.js

857 ms

GetExternalizedStrings-Start;pgid=NgMgMIAVs9FSRphzOFxNYgPV0000wlFSEino;sid=hjvmmZeTM2nhmcF9aouJDz9T9sZkfXOWZMEzdG_09sZkfQ==

280 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 80% of them (71 requests) were addressed to the original Shop.lens2lens.de, 12% (11 requests) were made to Google-analytics.com and 2% (2 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Shop.lens2lens.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 874.9 kB (41%)

Content Size

2.1 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Shop.lens2lens.de main page is 2.1 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. 40% of websites need less resources to load. Images take 998.6 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 109.2 kB

  • Original 125.5 kB
  • After minification 121.5 kB
  • After compression 16.3 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 109.2 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 29.1 kB

  • Original 998.6 kB
  • After minification 969.5 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. Shop Lens2 Lens images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 472.8 kB

  • Original 701.9 kB
  • After minification 701.9 kB
  • After compression 229.1 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 472.8 kB or 67% of the original size.

CSS Optimization

-83%

Potential reduce by 263.9 kB

  • Original 317.5 kB
  • After minification 317.5 kB
  • After compression 53.7 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. Shop.lens2lens.de needs all CSS files to be minified and compressed as it can save up to 263.9 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (20%)

Requests Now

85

After Optimization

68

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shop Lens2 Lens. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

shop.lens2lens.de

shop.lens2lens.de

339 ms

shop.lens2lens.de

shop.lens2lens.de

505 ms

global.min.css

global.min.css

212 ms

global.min.js

global.min.js

857 ms

GetExternalizedStrings-Start;pgid=NgMgMIAVs9FSRphzOFxNYgPV0000wlFSEino;sid=hjvmmZeTM2nhmcF9aouJDz9T9sZkfXOWZMEzdG_09sZkfQ==

GetExternalizedStrings-Start;pgid=NgMgMIAVs9FSRphzOFxNYgPV0000wlFSEino;sid=hjvmmZeTM2nhmcF9aouJDz9T9sZkfXOWZMEzdG_09sZkfQ==

280 ms

logo_lg.png

logo_lg.png

102 ms

mobile_teaser.jpg

mobile_teaser.jpg

557 ms

logo_sm.png

logo_sm.png

100 ms

gtm.js

gtm.js

79 ms

main.png

main.png

310 ms

OpenSans.woff

OpenSans.woff

241 ms

OpenSans-Light.woff

OpenSans-Light.woff

446 ms

OpenSans-Semibold.woff

OpenSans-Semibold.woff

445 ms

payment.png

payment.png

555 ms

conversion_async.js

conversion_async.js

176 ms

analytics.js

analytics.js

171 ms

ViewCart-Mini;pgid=NgMgMIAVs9FSRphzOFxNYgPV0000wlFSEino;sid=hjvmmZeTM2nhmcF9aouJDz9T9sZkfXOWZMEzdG_09sZkfQ==

ViewCart-Mini;pgid=NgMgMIAVs9FSRphzOFxNYgPV0000wlFSEino;sid=hjvmmZeTM2nhmcF9aouJDz9T9sZkfXOWZMEzdG_09sZkfQ==

229 ms

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278 ms

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291 ms

startseite_air-optix.jpg

startseite_air-optix.jpg

557 ms

textliche_aktionsflaechen.jpg

textliche_aktionsflaechen.jpg

300 ms

54 ms

linkid.js

linkid.js

10 ms

ec.js

ec.js

10 ms

collect

collect

11 ms

collect

collect

65 ms

collect

collect

38 ms

collect

collect

71 ms

38 ms

ga-audiences

ga-audiences

18 ms

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119 ms

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162 ms

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202 ms

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208 ms

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210 ms

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263 ms

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279 ms

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283 ms

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289 ms

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293 ms

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355 ms

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364 ms

producttile;pgid=NgMgMIAVs9FSRphzOFxNYgPV0000wlFSEino;sid=hjvmmZeTM2nhmcF9aouJDz9T9sZkfXOWZMEzdG_09sZkfQ==

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368 ms

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377 ms

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381 ms

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439 ms

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457 ms

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569 ms

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574 ms

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3465 ms

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2043 ms

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558 ms

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489 ms

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680 ms

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532 ms

price;pgid=NgMgMIAVs9FSRphzOFxNYgPV0000wlFSEino;sid=hjvmmZeTM2nhmcF9aouJDz9T9sZkfXOWZMEzdG_09sZkfQ==

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506 ms

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507 ms

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576 ms

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582 ms

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583 ms

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630 ms

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698 ms

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703 ms

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711 ms

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783 ms

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783 ms

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Accessibility Review

shop.lens2lens.de accessibility score

64

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-hidden="true"] elements contain focusable descendents

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

Tables and lists

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

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

shop.lens2lens.de 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

SEO Factors

shop.lens2lens.de SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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

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 Shop.lens2lens.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 Shop.lens2lens.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

shop.lens2lens.de

Open Graph description is not detected on the main page of Shop Lens2 Lens. 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: