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zoiros.com screenshot

Report Summary

  • 86

    Performance

    Renders faster than
    89% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

zoiros.com

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Page Load Speed

4.4 sec in total

First Response

319 ms

Resources Loaded

3.9 sec

Page Rendered

159 ms

zoiros.com screenshot

About Website

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Key Findings

We analyzed Zoiros.com page load time and found that the first response time was 319 ms and then it took 4.1 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

zoiros.com performance score

86

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

66/100

25%

SI (Speed Index)

Value3.2 s

91/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value4.1 s

87/100

10%

Network Requests Diagram

zoiros.com

319 ms

index.php

521 ms

de

1846 ms

mod_jflanguageselection.css

239 ms

mootools.js

548 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 92% of them (33 requests) were addressed to the original Zoiros.com, 6% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to D137jyf8bmrjar.cloudfront.net. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Zoiros.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 198.8 kB (24%)

Content Size

832.2 kB

After Optimization

633.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zoiros.com main page is 832.2 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. 15% of websites need less resources to load. Images take 621.6 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 14.9 kB

  • Original 20.2 kB
  • After minification 19.2 kB
  • After compression 5.3 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 14.9 kB or 74% of the original size.

Image Optimization

-10%

Potential reduce by 63.1 kB

  • Original 621.6 kB
  • After minification 558.5 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. Zoiros images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 109.6 kB

  • Original 175.4 kB
  • After minification 174.1 kB
  • After compression 65.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 109.6 kB or 62% of the original size.

CSS Optimization

-75%

Potential reduce by 11.3 kB

  • Original 15.0 kB
  • After minification 11.2 kB
  • After compression 3.7 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. Zoiros.com needs all CSS files to be minified and compressed as it can save up to 11.3 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (53%)

Requests Now

30

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zoiros. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zoiros.com

zoiros.com

319 ms

index.php

index.php

521 ms

de

de

1846 ms

mod_jflanguageselection.css

mod_jflanguageselection.css

239 ms

mootools.js

mootools.js

548 ms

caption.js

caption.js

252 ms

system.css

system.css

253 ms

general.css

general.css

254 ms

template.css

template.css

250 ms

menu.css

menu.css

355 ms

jquery.js

jquery.js

675 ms

jqFancyTransitions.1.8.min.js

jqFancyTransitions.1.8.min.js

365 ms

style.css

style.css

361 ms

iframe.js

iframe.js

42 ms

en.gif

en.gif

138 ms

de.gif

de.gif

137 ms

logo.png

logo.png

139 ms

hdot2.gif

hdot2.gif

105 ms

bullet3.gif

bullet3.gif

109 ms

bullet.gif

bullet.gif

207 ms

zoi_kamp1.jpg

zoi_kamp1.jpg

623 ms

zoi_kamp2.jpg

zoi_kamp2.jpg

447 ms

zoi_kamp3.jpg

zoi_kamp3.jpg

724 ms

zoiros_logo1.jpg

zoiros_logo1.jpg

640 ms

iso.png

iso.png

427 ms

FaceBook.png

FaceBook.png

321 ms

Twitter.png

Twitter.png

430 ms

Googleplus.png

Googleplus.png

546 ms

Linkedin.png

Linkedin.png

535 ms

Xing.png

Xing.png

555 ms

bg-content-top.jpg

bg-content-top.jpg

615 ms

contact.gif

contact.gif

526 ms

ga.js

ga.js

8 ms

prev.png

prev.png

524 ms

next.png

next.png

593 ms

__utm.gif

__utm.gif

16 ms

Accessibility Review

zoiros.com accessibility score

69

Accessibility Issues

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

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

The document uses <meta http-equiv="refresh">

Best Practices

zoiros.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

SEO Factors

zoiros.com SEO score

69

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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 Zoiros.com 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 Zoiros.com 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

zoiros.com

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