Tools & Wizards About Us

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

zoolicht.de

ZooLicht - Beleuchtung für Aquarium

Page Load Speed

1.7 sec in total

First Response

107 ms

Resources Loaded

1.3 sec

Page Rendered

316 ms

About Website

Click here to check amazing Zoo Licht content. Otherwise, check out these important facts you probably never knew about zoolicht.de

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Key Findings

We analyzed Zoolicht.de page load time and found that the first response time was 107 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

zoolicht.de performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value15.6 s

0/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.425

22/100

15%

TTI (Time to Interactive)

Value9.6 s

29/100

10%

Network Requests Diagram

zoolicht.de

107 ms

css

28 ms

style.css.gzip

115 ms

shop.js.gzip

152 ms

advertising.js

67 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 63% of them (27 requests) were addressed to the original Zoolicht.de, 23% (10 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (879 ms) relates to the external source Client272.idosell.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 220.9 kB (11%)

Content Size

2.0 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zoolicht.de main page is 2.0 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 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 99.8 kB

  • Original 119.0 kB
  • After minification 118.0 kB
  • After compression 19.2 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 99.8 kB or 84% of the original size.

Image Optimization

-5%

Potential reduce by 91.5 kB

  • Original 1.8 MB
  • After minification 1.7 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. Zoo Licht images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 29.2 kB

  • Original 47.6 kB
  • After minification 47.6 kB
  • After compression 18.5 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 29.2 kB or 61% of the original size.

CSS Optimization

-1%

Potential reduce by 378 B

  • Original 54.7 kB
  • After minification 54.7 kB
  • After compression 54.3 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. Zoolicht.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (14%)

Requests Now

28

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zoo Licht. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zoolicht.de accessibility score

59

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

Form elements do not have associated labels

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.

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

zoolicht.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

General

Impact

Issue

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

zoolicht.de SEO score

90

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zoolicht.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Basque language. Our system also found out that Zoolicht.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

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