4.8 sec in total
399 ms
4.1 sec
350 ms
Click here to check amazing Vdu content for Germany. Otherwise, check out these important facts you probably never knew about vdu.de
Visit vdu.deWe analyzed Vdu.de page load time and found that the first response time was 399 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
vdu.de performance score
name
value
score
weighting
Value3.3 s
39/100
10%
Value16.0 s
0/100
25%
Value10.1 s
9/100
10%
Value1,290 ms
18/100
30%
Value0
100/100
15%
Value15.0 s
8/100
10%
399 ms
407 ms
196 ms
486 ms
412 ms
Our browser made a total of 71 requests to load all elements on the main page. We found that 48% of them (34 requests) were addressed to the original Vdu.de, 27% (19 requests) were made to Pbs.twimg.com and 7% (5 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Vdu.de.
Page size can be reduced by 504.9 kB (27%)
1.8 MB
1.3 MB
In fact, the total size of Vdu.de main page is 1.8 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. 55% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 55.4 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 14.1 kB, which is 20% 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 55.4 kB or 81% of the original size.
Potential reduce by 67.6 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. Vdu images are well optimized though.
Potential reduce by 194.8 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 194.8 kB or 65% of the original size.
Potential reduce by 187.1 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. Vdu.de needs all CSS files to be minified and compressed as it can save up to 187.1 kB or 84% of the original size.
Number of requests can be reduced by 12 (17%)
69
57
The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vdu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
vdu.de
399 ms
home.html
407 ms
merged-7bdf1cba0f2029c251cbe4e14010e2ba-a46b061ad36382ac679b727ca935bcdb.css.gzip
196 ms
jquery-1.11.0.min.js
486 ms
merged-0899258d43624f174c2f5da4d7d69ea7-44b74703aa4981d71bdc950cf9a68a96.js.gzip
412 ms
merged-1b16dc25b9d2bd745d263250e285c77c-3108954993133dc3c1fb6a539c428e89.js.gzip
411 ms
vdu-logo.jpg
106 ms
csm_2016_Jahresversammlung_e63312e745.jpg
106 ms
csm_2016-03_Unternehmerinnen_treffen_Politik_2_66109d39f0.jpg
99 ms
csm_2016-03-10_Unternehmerinnen-Salon_2_297db7530e.jpg
106 ms
csm_2016-03-10_Ritzenhoff_2_622b158381.jpg
199 ms
csm_2016-03-09_Frauenfussball_34b332a7b1.jpg
201 ms
Mitgliedschaft_Teaser_zz.png
629 ms
BS_Statement_m.png
203 ms
statement4.jpg
657 ms
Merkel__c__Foto_CDU__Dominik_Butzmann.png
1943 ms
statement2.jpg
297 ms
Zypries.jpg
299 ms
statement1.jpg
300 ms
Logo_KAS.jpg
396 ms
Logo_ErfolgsfaktorFamilie.jpg
397 ms
csm_Logo_ChartaVielfalt_e2196e94c6.jpg
397 ms
Logo_EqualPayDay.jpg
495 ms
csm_Logo_MINT_cafe429c41.jpg
513 ms
csm_Logo_fidar_3ccf99005c.jpg
514 ms
Logo_FCEM.jpg
628 ms
csm_DB__f22ca0192a.jpg
628 ms
SIXT.png
627 ms
sdk.js
418 ms
analytics.js
76 ms
csm_Startbild_final_matton_44ac633556.jpg
813 ms
widgets.js
131 ms
2E1A2C_2_0.woff
690 ms
fontawesome-webfont.woff
874 ms
2E1A2C_0_0.woff
678 ms
2E1A2C_1_0.woff
797 ms
collect
11 ms
timeline.d11f7a3b3287fb94220e8ee6d03cc772.js
29 ms
syndication
86 ms
694846551169077248
210 ms
64 ms
proxy.jpg
252 ms
proxy.jpg
340 ms
proxy.jpg
409 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
33 ms
xd_arbiter.php
456 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
97 ms
WDymQKHU_normal.png
126 ms
Cxpw8RZ0_normal.jpg
123 ms
V9sVd0Yd_normal.png
146 ms
Tn8kf8FC_normal.jpg
134 ms
oHzf8yDf_normal.jpg
128 ms
YKK1o87c_normal.jpg
146 ms
Mv4fgDci_normal.jpg
134 ms
VcnCdfke_normal.jpg
136 ms
mZm1Ss3o_normal.jpeg
136 ms
CaDPOATWcAkwYfl.jpg
446 ms
CaDA9LhWcAE7e6W.jpg
298 ms
CaCeZhtWAAAa5wA.jpg
293 ms
CZF-NbLWkAEm0AC.jpg:large
143 ms
CZkpjPMWwAIRsGg.jpg
440 ms
CZkaxqYWYAEjziV.jpg
260 ms
CZjiRvMWkAAQFik.png:large
147 ms
CZjcTjIWwAAjKeg.jpg
298 ms
Cb93lvPWoAEGVIi.jpg:small
289 ms
Cb93raJXEAAcVCY.jpg:small
295 ms
syndication_bundle_v1_64fcb3dd2f6da5b5f976d91a319ef73e329c1a5d.css
124 ms
syndication_bundle_v1_64fcb3dd2f6da5b5f976d91a319ef73e329c1a5d.css
127 ms
proxy.jpg
233 ms
jot.html
27 ms
print-7b5ea31677a032a6a0577df3987fa2d1.css.gzip
100 ms
vdu.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.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
vdu.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
vdu.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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 Vdu.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 Vdu.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.
vdu.de
Open Graph description is not detected on the main page of Vdu. 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: