6.5 sec in total
384 ms
5.7 sec
363 ms
Welcome to doubleslash.de homepage info - get ready to check DoubleSlash best content for Germany right away, or after learning these important things about doubleslash.de
doubleSlash ist IT-Dienstleister und entwickelt moderne Softwarelösungen, mit denen Unternehmen ihre Geschäftsprozesse digitalisieren und optimieren.
Visit doubleslash.deWe analyzed Doubleslash.de page load time and found that the first response time was 384 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
doubleslash.de performance score
name
value
score
weighting
Value3.3 s
41/100
10%
Value5.3 s
21/100
25%
Value4.9 s
65/100
10%
Value360 ms
72/100
30%
Value0.001
100/100
15%
Value5.5 s
71/100
10%
384 ms
474 ms
812 ms
794 ms
88 ms
Our browser made a total of 54 requests to load all elements on the main page. We found that 69% of them (37 requests) were addressed to the original Doubleslash.de, 7% (4 requests) were made to S.ytimg.com and 4% (2 requests) were made to Oss.maxcdn.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Doubleslash.de.
Page size can be reduced by 608.7 kB (17%)
3.7 MB
3.1 MB
In fact, the total size of Doubleslash.de main page is 3.7 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. 30% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.
Potential reduce by 36.8 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. This page needs HTML code to be minified as it can gain 7.0 kB, which is 15% 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 36.8 kB or 80% of the original size.
Potential reduce by 18.8 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. DoubleSlash images are well optimized though.
Potential reduce by 236.3 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 236.3 kB or 62% of the original size.
Potential reduce by 316.8 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. Doubleslash.de needs all CSS files to be minified and compressed as it can save up to 316.8 kB or 84% of the original size.
Number of requests can be reduced by 12 (24%)
49
37
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DoubleSlash. 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 as a result speed up the page load time.
doubleslash.de
384 ms
doubleslash.de
474 ms
www.doubleslash.de
812 ms
merged-9617de9d69843c43991ca7f7c80c378f.css
794 ms
js
88 ms
html5shiv.min.js
41 ms
respond.min.js
42 ms
merged-a4adffe57d69ee219a1f8722cee84e88-7fa308802b173f3fdd04345f8dfb17d5.js
789 ms
merged-ecfda7ea18772d9d19698d9646fe9181-d1acfb8b2476fb98b4bed7f34070fe49.js
458 ms
print.css
238 ms
analytics.js
136 ms
fbevents.js
237 ms
jRGIpDKsorc
159 ms
double-arrow-down.svg
377 ms
speech.svg
371 ms
user.svg
375 ms
magnifying_glass.svg
373 ms
containerShadow.png
374 ms
logo.png
377 ms
csm_doubleslash-header-leistungen-trainingsuworkshops_d5ace9fa4b.jpg
1507 ms
csm_doubleslash-header-calva_987ebba711.jpg
1809 ms
csm_doubleslash-header-karriere-warum-wir_45d01d59db.jpg
1485 ms
20151217_spendenuebergabe-ZF-hilft.jpg
1272 ms
20151211_15_jaehriges_firmenjubilaeum_doubleslash_540x320px.jpg
1042 ms
20151105_Jobrad_540x320px.jpg
1269 ms
20151023_doubleslash_presse_zf_partnerschaft_540x320web.jpg
1832 ms
preview-video.png
2398 ms
social_facebook_black.png
1616 ms
social_twitter_black.png
1837 ms
social_google_black.png
1847 ms
social_blog_black.png
1956 ms
double-arrow-up.svg
2147 ms
social_fb.gif
2172 ms
social_twitter.gif
2177 ms
social_youtube.gif
2185 ms
social_google.gif
2294 ms
social_xing.gif
2486 ms
social_linked.gif
2516 ms
logo_grey.png
2520 ms
csm_Hanna-Frei_f40f26d101.jpg
2634 ms
player_api
46 ms
SocialBlockGetFeed.php
2967 ms
1603f7c0-7545-4184-b2ef-18698d282fc8.woff
3000 ms
www-widgetapi.js
58 ms
collect
64 ms
www-embed-player-vflRGs1ko.css
96 ms
www-embed-player.js
78 ms
base.js
145 ms
playbutton.png
2789 ms
152 ms
Lrq7Jibxdtv2QOPyDSqncpDfQFNs3PE6SoUrUNh2GTU.js
18 ms
ad_status.js
22 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
58 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
67 ms
doubleslash.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.
ARIA
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.
Impact
Issue
ARIA IDs are not unique
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
doubleslash.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
Browser errors were logged to the console
Page has valid source maps
doubleslash.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
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Doubleslash.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 Doubleslash.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.
doubleslash.de
Open Graph description is not detected on the main page of DoubleSlash. 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: