Tools & Wizards About Us
csu.de screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

csu.de

csu.de – CSU

Page Load Speed

4.1 sec in total

First Response

433 ms

Resources Loaded

2.9 sec

Page Rendered

749 ms

csu.de screenshot

About Website

Visit csu.de now to see the best up-to-date CSU content for Germany and also check out these interesting facts you probably never knew about csu.de

Die offizielle Webseite der Christlich-Sozialen Union in Bayern e. V.

Visit csu.de

Key Findings

We analyzed Csu.de page load time and found that the first response time was 433 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

csu.de performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value200 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0.112

86/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

csu.de

433 ms

www.csu.de

886 ms

csu.min.css

37 ms

uc.js

82 ms

csu.min.js

33 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 90% of them (26 requests) were addressed to the original Csu.de, 7% (2 requests) were made to Mktdplp102cdn.azureedge.net and 3% (1 request) were made to Consent.cookiebot.com. The less responsive or slowest element that took the longest time to load (886 ms) belongs to the original domain Csu.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 33.9 kB (4%)

Content Size

899.6 kB

After Optimization

865.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Csu.de main page is 899.6 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. 40% of websites need less resources to load. Images take 751.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 33.0 kB

  • Original 41.2 kB
  • After minification 32.6 kB
  • After compression 8.2 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. This page needs HTML code to be minified as it can gain 8.6 kB, which is 21% 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 33.0 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 924 B

  • Original 751.8 kB
  • After minification 750.8 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. CSU images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 11 B

  • Original 106.6 kB
  • After minification 106.6 kB
  • After compression 106.6 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.

Requests Breakdown

Number of requests can be reduced by 3 (14%)

Requests Now

22

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CSU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

csu.de

csu.de

433 ms

www.csu.de

www.csu.de

886 ms

csu.min.css

csu.min.css

37 ms

uc.js

uc.js

82 ms

csu.min.js

csu.min.js

33 ms

ws-tracking.js

ws-tracking.js

34 ms

form-loader.js

form-loader.js

237 ms

icon-close-weiss.svg

icon-close-weiss.svg

185 ms

Mitglied_werden.png

Mitglied_werden.png

43 ms

icon-offcanvas-forward-white.svg

icon-offcanvas-forward-white.svg

117 ms

csu-logo.png

csu-logo.png

50 ms

csm_Fuer_ein_starkes_Bayern_in_Europa_b0096e53fc.jpg

csm_Fuer_ein_starkes_Bayern_in_Europa_b0096e53fc.jpg

702 ms

csm_Plakatspende_a1d3061a54.jpg

csm_Plakatspende_a1d3061a54.jpg

749 ms

csm_MItglied_werden_02707fdf54.jpg

csm_MItglied_werden_02707fdf54.jpg

661 ms

csm_Header_c1b71ed732.jpg

csm_Header_c1b71ed732.jpg

494 ms

icon-link-white.svg

icon-link-white.svg

51 ms

csm_CSU_Logo_GrundsatzprogrammProzess_Neu150_1595406b7f.jpg

csm_CSU_Logo_GrundsatzprogrammProzess_Neu150_1595406b7f.jpg

484 ms

csm_59D4F703-80EC-4CA5-A11C-FEC2851E0A38_9e274cad14.jpg

csm_59D4F703-80EC-4CA5-A11C-FEC2851E0A38_9e274cad14.jpg

122 ms

icon-stage-back.svg

icon-stage-back.svg

253 ms

icon-stage-forward.svg

icon-stage-forward.svg

368 ms

csu-news-placeholder.png

csu-news-placeholder.png

481 ms

mitmachen-mitgliedschaft.png

mitmachen-mitgliedschaft.png

692 ms

image-online-mitgliedschaft.png

image-online-mitgliedschaft.png

598 ms

mitmachen-shop.jpg

mitmachen-shop.jpg

613 ms

P22R.woff

P22R.woff

592 ms

P22L.woff

P22L.woff

711 ms

P22M.woff

P22M.woff

722 ms

P22B.woff

P22B.woff

654 ms

P22BL.woff

P22BL.woff

660 ms

Accessibility Review

csu.de accessibility score

88

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

csu.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

csu.de SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Csu.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 Csu.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

csu.de

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