3.5 sec in total
232 ms
3.1 sec
218 ms
Visit black-box.de now to see the best up-to-date Black Box content for Germany and also check out these interesting facts you probably never knew about black-box.de
Black Box Technology Product Solutions. Everything you need for your data network, buy it at Black Box.
Visit black-box.deWe analyzed Black-box.de page load time and found that the first response time was 232 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
black-box.de performance score
name
value
score
weighting
Value6.1 s
3/100
10%
Value14.1 s
0/100
25%
Value8.6 s
17/100
10%
Value200 ms
90/100
30%
Value0.23
54/100
15%
Value12.2 s
15/100
10%
232 ms
360 ms
528 ms
361 ms
545 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 76% of them (61 requests) were addressed to the original Black-box.de, 5% (4 requests) were made to Google-analytics.com and 4% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Black-box.de.
Page size can be reduced by 598.0 kB (44%)
1.4 MB
764.8 kB
In fact, the total size of Black-box.de main page is 1.4 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. Javascripts take 620.9 kB which makes up the majority of the site volume.
Potential reduce by 53.0 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 53.0 kB or 78% of the original size.
Potential reduce by 10.8 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. Black Box images are well optimized though.
Potential reduce by 430.6 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 430.6 kB or 69% of the original size.
Potential reduce by 103.6 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. Black-box.de needs all CSS files to be minified and compressed as it can save up to 103.6 kB or 84% of the original size.
Number of requests can be reduced by 34 (48%)
71
37
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Black Box. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and as a result speed up the page load time.
black-box.de
232 ms
360 ms
All.css
528 ms
prettyPhoto.css
361 ms
jquery-1.8.2.min.js
545 ms
jquery-ui-1.8.15.custom.min.js
737 ms
jquery.jcarousel.min.js
287 ms
jquery.hoverIntent.minified.js
274 ms
jquery.prettyPhoto.js
454 ms
jquery.marcopolo.js
477 ms
AutoSuggestController.js
448 ms
bootstrap.js
537 ms
knockout-2.2.1.js
638 ms
Shop.js
571 ms
Default.js
612 ms
bo.misc.js
625 ms
bo.tooltip.js
631 ms
swfobject.js
667 ms
ShopController.js
699 ms
PageTracker.js
636 ms
homepage_v3.css
547 ms
jquery.tools.1.2.6.js
557 ms
owl.carousel.min.js
600 ms
conversion.js
15 ms
elqQ.js
631 ms
elqCfg.js
656 ms
elqImg.js
656 ms
analytics.js
17 ms
j.php
16 ms
de_Newsletter_tab.png
135 ms
ajax-loader.gif
135 ms
ALL.Header_ShopLogo.png
135 ms
ALL.Header_TalkToTech.png
141 ms
2016-02-mediacento-4k.jpg
256 ms
2016-02-promotion_DE.jpg
246 ms
2016-02-industrial-control-rooms.jpg
1505 ms
2016-01-services.jpg
271 ms
homepage-2015-06-technology-products.jpg
200 ms
homepage-2015-06-services.jpg
226 ms
homepage-2015-06-resources.jpg
296 ms
blackbox_footer_logo.gif
314 ms
ALL.Header_Background.png
334 ms
icon_search.png
335 ms
safe-standard.js
117 ms
ecommerce.js
24 ms
v.gif
28 ms
heroCarousel_topbanner_bg.jpg
316 ms
ul_left.gif
345 ms
backgroundSliderRepeat_v3none.jpg
354 ms
collect
65 ms
collect
62 ms
81 ms
OpenSans-Light-webfont.woff
356 ms
svrGP.aspx
143 ms
6-3_Menu.js
354 ms
elqCfg.min.js
18 ms
collect
69 ms
collect
76 ms
1axftpa488e1f1h0dbsmbs57ex
51 ms
de_Chat_OFF_tab.png
380 ms
svrGP
99 ms
40 ms
ga-audiences
16 ms
ga-audiences
33 ms
svrGP.aspx
616 ms
6881.jpg
88 ms
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90 ms
7848.jpg
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DE.Label_New.png
260 ms
DE.Label_Promotion.png
265 ms
DE.Label_WarehouseClearance.png
267 ms
Coalesce-banner-menublock-320x45pix-DE.jpg
267 ms
2016-01-free-consultation-500x45-DE.jpg
281 ms
black-box.de accessibility score
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-hidden="true"] elements contain focusable descendents
[role]s do not have all required [aria-*] attributes
ARIA IDs are not unique
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
black-box.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
black-box.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
DE
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Black-box.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 Black-box.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.
black-box.de
Open Graph description is not detected on the main page of Black Box. 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: