Report Summary

  • 48

    Performance

    Renders faster than
    67% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

zajac.de

Zoogeschäft für Tierbedarf | Zoo Zajac Duisburg

Page Load Speed

4.5 sec in total

First Response

599 ms

Resources Loaded

3.6 sec

Page Rendered

260 ms

zajac.de screenshot

About Website

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

Online Zoogeschäft: Tierbedarf für Hunde, Katzen, Vögel, Nagetiere, Fische bestellen Sie günstig im bei Zoo Zajac.

Visit zajac.de

Key Findings

We analyzed Zajac.de page load time and found that the first response time was 599 ms and then it took 3.9 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

zajac.de performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value6.5 s

38/100

10%

TBT (Total Blocking Time)

Value320 ms

76/100

30%

CLS (Cumulative Layout Shift)

Value0.931

3/100

15%

TTI (Time to Interactive)

Value7.2 s

50/100

10%

Network Requests Diagram

www.zajac.de

599 ms

www.zajac.de

368 ms

www.zajac.de

837 ms

styles.css

105 ms

pm_styles.css

196 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that all of those requests were addressed to Zajac.de and no external sources were called. The less responsive or slowest element that took the longest time to load (837 ms) belongs to the original domain Zajac.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 85.0 kB (27%)

Content Size

318.3 kB

After Optimization

233.3 kB

In fact, the total size of Zajac.de main page is 318.3 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. 25% of websites need less resources to load. Images take 233.4 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 53.1 kB

  • Original 61.4 kB
  • After minification 56.5 kB
  • After compression 8.3 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 53.1 kB or 86% of the original size.

Image Optimization

-5%

Potential reduce by 11.0 kB

  • Original 233.4 kB
  • After minification 222.5 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. Zajac images are well optimized though.

CSS Optimization

-89%

Potential reduce by 20.9 kB

  • Original 23.5 kB
  • After minification 16.3 kB
  • After compression 2.5 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. Zajac.de needs all CSS files to be minified and compressed as it can save up to 20.9 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (15%)

Requests Now

65

After Optimization

55

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zajac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

zajac.de accessibility score

79

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

zajac.de best practices score

67

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

SEO Factors

zajac.de SEO score

71

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

    N/A

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zajac.de can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Zajac.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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