6.9 sec in total
2.4 sec
4.3 sec
188 ms
Click here to check amazing Rosaroth Zdf content for Germany. Otherwise, check out these important facts you probably never knew about rosaroth.zdf.de
Alle Videos und Livestreams in der ZDFmediathek anschauen – ständig verfügbar und interaktiv! Entdecken Sie Filme, Serien, Sportevents, Dokumentationen und vieles mehr!
Visit rosaroth.zdf.deWe analyzed Rosaroth.zdf.de page load time and found that the first response time was 2.4 sec and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
rosaroth.zdf.de performance score
name
value
score
weighting
Value6.2 s
3/100
10%
Value13.0 s
0/100
25%
Value8.7 s
16/100
10%
Value200 ms
90/100
30%
Value0
100/100
15%
Value12.1 s
16/100
10%
2360 ms
61 ms
69 ms
74 ms
71 ms
Our browser made a total of 82 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Rosaroth.zdf.de, 2% (2 requests) were made to De.ioam.de and 1% (1 request) were made to Script.ioam.de. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Zdf.de.
Page size can be reduced by 297.9 kB (50%)
599.5 kB
301.6 kB
In fact, the total size of Rosaroth.zdf.de main page is 599.5 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. 45% of websites need less resources to load. Javascripts take 343.0 kB which makes up the majority of the site volume.
Potential reduce by 20.8 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 20.8 kB or 78% of the original size.
Potential reduce by 5.3 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. Rosaroth Zdf images are well optimized though.
Potential reduce by 270.2 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 270.2 kB or 79% of the original size.
Potential reduce by 1.6 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. Rosaroth.zdf.de needs all CSS files to be minified and compressed as it can save up to 1.6 kB or 64% of the original size.
Number of requests can be reduced by 20 (48%)
42
22
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rosaroth Zdf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for CSS and as a result speed up the page load time.
rosa-roth-5991174.html
2360 ms
zdfplayer.min.css
61 ms
jquery.fancybox-1.3.4.css
69 ms
jquery.jscrollpane.css
74 ms
socialshareprivacy.css
71 ms
zdf-sb.css
68 ms
contenttest.css
70 ms
zdf-sb-ebene-own.css
97 ms
footer_miniepg.css
127 ms
header.css
110 ms
jquery.ui.autocomplete-1.8.13.css
101 ms
jquery-ui-1.8.12.custom.css
240 ms
zdf-global-own.css
112 ms
merkliste.css
119 ms
zdf-spec-own.css
130 ms
notfound.css
140 ms
jquery.zdfsport_bildgalerie.css
143 ms
widget.css
155 ms
zdf-global.css
224 ms
zdf-sb-ebene.css
216 ms
zdf-sb-ebene-weiss.css
188 ms
liquid.css
202 ms
modernizr-1.6.min.js
193 ms
jquery-1.6.2.min.js
300 ms
jquery.easing.1.3.js
258 ms
zdf_beitrag.js
259 ms
zdf_miniepg.js
274 ms
jquery.countdown1.5.2.min.js
263 ms
zdf_sendungenaz_own.js
277 ms
zdf_dummy.js
316 ms
jquery.init.js
295 ms
app.dev.js
319 ms
frontend_own.js
320 ms
zdfplayer.min.js
572 ms
jquery.touchwipe.min.js
340 ms
jquery.placeheld.js
342 ms
iam.js
282 ms
zdfplayerinitializer.js
343 ms
jquery.fancybox-1.3.4.js
298 ms
jquery.scrollpane.js
291 ms
smarttag.js
362 ms
jquery.socialshareprivacy.js
330 ms
jquery-ui-1.8.13.custom.min.js
373 ms
merkliste.js
326 ms
jquery.zdfsport_bildgalerie.js
298 ms
ajax_link.js
335 ms
zdf_sb.js
312 ms
zdf_epg.js
355 ms
iscroll.js
341 ms
zdf_sb_ebene.js
418 ms
script.js
346 ms
jquery.url.js
340 ms
zdf_beitrag_own.js
359 ms
jquery.ui.autocomplete-1.8.13.js
349 ms
jquery.ui.core-1.8.13.js
327 ms
jquery.ui.position-1.8.13.js
326 ms
jquery.ui.widget-1.8.13.js
334 ms
jquery.countdown-de.js
326 ms
playercontrol.js
332 ms
swfobject.min.js
300 ms
common.js
314 ms
atinternetinitializer.js
341 ms
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rosaroth.zdf.de accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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
Image elements do not have [alt] attributes
rosaroth.zdf.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
rosaroth.zdf.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rosaroth.zdf.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 Rosaroth.zdf.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.
rosaroth.zdf.de
Open Graph description is not detected on the main page of Rosaroth Zdf. 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: