Access programm.daserste.de. Programm und Videos am Samstag, dem 02.12.2023 - ARD

name

value

score

weighting

FCP (First Contentful Paint)

Value15.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.3 s

0/100

25%

SI (Speed Index)

Value15.5 s

0/100

10%

TBT (Total Blocking Time)

Value550 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.649

9/100

15%

TTI (Time to Interactive)

Value17.3 s

4/100

10%

programm

474 ms

index.html

649 ms

min.css

234 ms

main.css

235 ms

sui-connector.js

27 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Programm.daserste.de, 1% (1 request) were made to De-config.sensic.net and 1% (1 request) were made to Tag.aticdn.net. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Daserste.de.

Content Size

3.1 MB

After Optimization

1.5 MB

In fact, the total size of Programm.daserste.de main page is 3.1 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. 50% of websites need less resources to load. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 325.9 kB

Original 375.5 kB
After minification 373.9 kB
After compression 49.6 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 325.9 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 32.7 kB

Original 955.8 kB
After minification 923.1 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. Programm Das Erste images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 1.1 MB

Original 1.5 MB
After minification 1.5 MB
After compression 417.8 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 1.1 MB or 72% of the original size.

CSS Optimization

-56%

Potential reduce by 139.7 kB

Original 248.0 kB
After minification 237.4 kB
After compression 108.3 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. Programm.daserste.de needs all CSS files to be minified and compressed as it can save up to 139.7 kB or 56% of the original size.

Requests Now

104

After Optimization

The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Programm Das Erste. 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 51 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Form elements do not have associated labels

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

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 Programm.daserste.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 Programm.daserste.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

programm.daserste.de

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Programm und Videos am Samstag, dem 02.12.2023 - ARD | Das Erste

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

programm

index.html

min.css

main.css

sui-connector.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

programm

index.html

min.css

main.css

sui-connector.js

jquery-min.js

ardplayer-daserste.js

daserste-min.js

smarttag.js

piano-analytics.js

index~cssLocalBase.css

external.css

compiled.css

compiled.css

datepicker.css

dialog.css

slotmachine.css

publicviewing.css

slotmachine.css

slotmachine.css

slotmachine.css

slotmachine.css

slotmachine.css

publicviewing.css

publicviewing.css

publicviewing.css

publicviewing.css

publicviewing.css

min.css

index~cssLocalL.css

external.css

compiled.css

compiled.css

datepicker.css

hit.xiti

L_headergrafik_root.jpg

ard-daserste-logo.png

lupe_gross.png

cross.png

teaserTrans.png

kp.svg

play.png

fsk6.svg