Tools & Wizards About Us

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 96

    SEO

    Google-friendlier than
    90% of websites

celanio.de

Seminarverwaltung, Seminarverwaltungssoftware, Seminarsoftware, Seminare verwalten

Page Load Speed

3.3 sec in total

First Response

349 ms

Resources Loaded

2.4 sec

Page Rendered

484 ms

About Website

Welcome to celanio.de homepage info - get ready to check Celanio best content right away, or after learning these important things about celanio.de

Seminarverwaltung für einfaches und übersichtliches Management. Professionelle, webbasierte Seminarsoftware zum Seminare verwalten.

Visit celanio.de

Key Findings

We analyzed Celanio.de page load time and found that the first response time was 349 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

celanio.de performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value690 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0.064

97/100

15%

TTI (Time to Interactive)

Value11.4 s

19/100

10%

Network Requests Diagram

celanio.de

349 ms

celanio.com

317 ms

celanio.com

503 ms

css

38 ms

contact-form.css

96 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Celanio.de, 69% (49 requests) were made to Celanio.com and 10% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (868 ms) relates to the external source Celanio.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 183.1 kB (15%)

Content Size

1.2 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Celanio.de main page is 1.2 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. 60% of websites need less resources to load. Images take 506.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 75.8 kB

  • Original 95.0 kB
  • After minification 91.9 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 75.8 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 577 B

  • Original 506.8 kB
  • After minification 506.2 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. Celanio images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 26.6 kB

  • Original 380.9 kB
  • After minification 380.9 kB
  • After compression 354.3 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

-40%

Potential reduce by 80.1 kB

  • Original 202.0 kB
  • After minification 161.4 kB
  • After compression 121.9 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. Celanio.de needs all CSS files to be minified and compressed as it can save up to 80.1 kB or 40% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (85%)

Requests Now

55

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Celanio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

celanio.de accessibility score

89

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

[role] values are not valid

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

celanio.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

celanio.de SEO score

96

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

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 Celanio.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 Celanio.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 Celanio. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: