Access sr-online.de. SR.de: Homepage

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value930 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value9.7 s

29/100

10%

sr-online.de

378 ms

www.sr.de

528 ms

index.html

165 ms

index.html

88 ms

copytext.css

78 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Sr-online.de, 95% (62 requests) were made to Sr.de and 2% (1 request) were made to De-config-preproduction.sensic.net. The less responsive or slowest element that took the longest time to load (600 ms) relates to the external source Musikrecherche.sr.de.

Content Size

526.4 kB

After Optimization

412.1 kB

In fact, the total size of Sr-online.de main page is 526.4 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. 35% of websites need less resources to load. Images take 406.0 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 100.8 kB

Original 114.4 kB
After minification 87.5 kB
After compression 13.6 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. This page needs HTML code to be minified as it can gain 26.9 kB, which is 24% 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 100.8 kB or 88% of the original size.

Image Optimization

-3%

Potential reduce by 13.6 kB

Original 406.0 kB
After minification 392.4 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. SR Online images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 5 B

Original 6.1 kB
After minification 6.1 kB
After compression 6.0 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 Now

After Optimization

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SR Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA IDs are not unique

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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 interpretation of your content by users in different locales.

High

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

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

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

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sr-online.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sr-online.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

sr-online.de

Open Graph data is detected on the main page of SR Online. 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

SR.de: Homepage

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

sr-online.de

www.sr.de

index.html

index.html

copytext.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

sr-online.de

www.sr.de

index.html

index.html

copytext.css

index.css

vendors~index.css

bugfix.css

smarttag.js

optout-tracking.js

sui-connector.js

runtime.5dea2a5f160bf245e554.bundle.js

vendors~index.37e85e5c7130f5fca8ef.bundle.js

index.421d173b58f2cdd021f3.bundle.js

pushServices.js

sr.js

nowplayingV3.js

SR_Mediathek_auf_blau.svg

SR_1_invertiert.svg

SR_2_gelb.svg

SR_3_invertiert.svg

UnserDing_orange.svg

SR_AntenneSaar_auf_blau.svg

SR_Fernsehen_auf_blau.svg

SR_auf_blau.svg

434224411_fdp_logo100~_v-sr__169__313.jpg

img_srde_epg_srtv_4000263999_100~_v-sr__169__313.jpg

franz_johann_100~_v-sr__169__313.jpg

286961717-wahlurne-dpa-bildfunk-100~_v-sr__169__313.jpg

halberg_sr_100~_v-sr__169__313.jpg

SR_1_white.svg

SR_Fernsehen_auf_weiss.svg

SR_2.svg

SR_AntenneSaar_auf_weiss.svg

SR_3_white.svg

UnserDing.svg

sr-footer.png

picturefill.js

nowPlaying.jsp

nowPlaying.jsp

nowPlaying.jsp

nowPlaying.jsp

nowPlaying.jsp

nowPlaying.jsp

434224411_fdp_logo100~_v-sr169313.jpg

img_srde_epg_srtv_4000263999_100~_v-sr169313.jpg

franz_johann_100~_v-sr169313.jpg

286961717-wahlurne-dpa-bildfunk-100~_v-sr169313.jpg

halberg_sr_100~_v-sr169313.jpg

434224411_fdp_logo100~_v-sr169900.jpg

img_srde_epg_srtv_4000263999_100~_v-sr169900.jpg

franz_johann_100~_v-sr169900.jpg

286961717-wahlurne-dpa-bildfunk-100~_v-sr169900.jpg

halberg_sr_100~_v-sr169900.jpg

117096711_cdu_logo_dpa100~_v-sr169313.jpg

unfall_hirzweiler_feuerwehr_illingen_fb100~_v-sr169313.jpg