Tools & Wizards About Us
zoodirektoren.de screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

zoodirektoren.de

VdZ - Verband der Zoologischen Gärten e.V.: Home

Page Load Speed

4.6 sec in total

First Response

299 ms

Resources Loaded

4.1 sec

Page Rendered

234 ms

zoodirektoren.de screenshot

About Website

Click here to check amazing Zoodirektoren content for Germany. Otherwise, check out these important facts you probably never knew about zoodirektoren.de

Verband der Zoologischen Gärten

Visit zoodirektoren.de

Key Findings

We analyzed Zoodirektoren.de page load time and found that the first response time was 299 ms and then it took 4.3 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

zoodirektoren.de performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

23/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.374

28/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

zoodirektoren.de

299 ms

www.vdz-zoos.org

461 ms

style.css

92 ms

normalize.css

184 ms

rte.css

274 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Zoodirektoren.de, 98% (54 requests) were made to Vdz-zoos.org. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Vdz-zoos.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 140.2 kB (3%)

Content Size

4.0 MB

After Optimization

3.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zoodirektoren.de main page is 4.0 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. 45% of websites need less resources to load. Images take 3.8 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 48.0 kB

  • Original 55.7 kB
  • After minification 39.1 kB
  • After compression 7.7 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. This page needs HTML code to be minified as it can gain 16.6 kB, which is 30% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 48.0 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 83.3 kB

  • Original 3.8 MB
  • After minification 3.7 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. Zoodirektoren images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 4.1 kB

  • Original 183.6 kB
  • After minification 183.6 kB
  • After compression 179.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-20%

Potential reduce by 4.8 kB

  • Original 24.6 kB
  • After minification 24.0 kB
  • After compression 19.8 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. Zoodirektoren.de needs all CSS files to be minified and compressed as it can save up to 4.8 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (64%)

Requests Now

44

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zoodirektoren. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zoodirektoren.de

zoodirektoren.de

299 ms

www.vdz-zoos.org

www.vdz-zoos.org

461 ms

style.css

style.css

92 ms

normalize.css

normalize.css

184 ms

rte.css

rte.css

274 ms

fontawesome-all.css

fontawesome-all.css

276 ms

unite-gallery.css

unite-gallery.css

281 ms

ug-theme-default.css

ug-theme-default.css

279 ms

page.css

page.css

282 ms

all.css

all.css

283 ms

bakery.css

bakery.css

364 ms

style.css

style.css

365 ms

modernizr.js

modernizr.js

368 ms

jquery.js

jquery.js

464 ms

foundation.min.js

foundation.min.js

478 ms

jquery.slicknav.min.js

jquery.slicknav.min.js

391 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

454 ms

jquery.waypoints.min.js

jquery.waypoints.min.js

455 ms

jquery.counterup.js

jquery.counterup.js

458 ms

jquery.colorbox-min.js

jquery.colorbox-min.js

477 ms

unitegallery.min.js

unitegallery.min.js

735 ms

ug-theme-default.js

ug-theme-default.js

546 ms

ug-theme-grid.js

ug-theme-grid.js

550 ms

page.js

page.js

554 ms

bakery.js

bakery.js

555 ms

e9e07c5ca0.js

e9e07c5ca0.js

556 ms

jquery.datetimepicker.min.js

jquery.datetimepicker.min.js

636 ms

parsley.min.js

parsley.min.js

641 ms

Tabs.min.js

Tabs.min.js

644 ms

Form.min.js

Form.min.js

646 ms

infopopup.js

infopopup.js

646 ms

VdZ_Logo_VdZ_RGB.png.png

VdZ_Logo_VdZ_RGB.png.png

92 ms

2024_02_27_Nuernberg_Bartgeier_2__c_TomBurger.JPG

2024_02_27_Nuernberg_Bartgeier_2__c_TomBurger.JPG

371 ms

2024_01_31_ZdJ_Gecko_2Tigergecko__c_Thomas_Ziegler__6__Slider.JPG

2024_01_31_ZdJ_Gecko_2Tigergecko__c_Thomas_Ziegler__6__Slider.JPG

459 ms

2023_10_Slider_Baerenkuskus_-_Garret_3___c__Tierpark.jpg

2023_10_Slider_Baerenkuskus_-_Garret_3___c__Tierpark.jpg

739 ms

nutztier_esel.jpg

nutztier_esel.jpg

841 ms

pfau2.jpg

pfau2.jpg

2492 ms

csm_01_titel_e04f6c15df.jpg

csm_01_titel_e04f6c15df.jpg

273 ms

csm_cover_Faktenblatt_c3c6b6717c.jpg

csm_cover_Faktenblatt_c3c6b6717c.jpg

365 ms

csm_twitter-logo_20_bf29d31780.png

csm_twitter-logo_20_bf29d31780.png

457 ms

csm_WAZA-gross_b14fb3b025.png

csm_WAZA-gross_b14fb3b025.png

464 ms

csm_EAZA_d12a6d632c.png

csm_EAZA_d12a6d632c.png

547 ms

csm_iucn_member_med_res_ef4786b356.jpg

csm_iucn_member_med_res_ef4786b356.jpg

549 ms

csm_artenschutz_logo_4c_quadratisch_8be4e53b30.jpg

csm_artenschutz_logo_4c_quadratisch_8be4e53b30.jpg

555 ms

cc_logo_color_dark_web.png

cc_logo_color_dark_web.png

639 ms

Roboto-Regular.ttf

Roboto-Regular.ttf

564 ms

Roboto-Medium.ttf

Roboto-Medium.ttf

582 ms

Roboto-Light.ttf

Roboto-Light.ttf

741 ms

Roboto-Bold.ttf

Roboto-Bold.ttf

669 ms

fa-solid-900.woff

fa-solid-900.woff

725 ms

fa-regular-400.woff

fa-regular-400.woff

787 ms

fa-brands-400.woff

fa-brands-400.woff

792 ms

OpenSans-Regular.ttf

OpenSans-Regular.ttf

833 ms

OpenSans-Bold.ttf

OpenSans-Bold.ttf

946 ms

print.css

print.css

92 ms

Accessibility Review

zoodirektoren.de accessibility score

93

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

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.

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

zoodirektoren.de best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

zoodirektoren.de SEO score

100

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

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 Zoodirektoren.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 Zoodirektoren.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

zoodirektoren.de

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