3.2 sec in total
176 ms
2.9 sec
121 ms
Visit blackboxas.no now to see the best up-to-date Black Box As content and also check out these interesting facts you probably never knew about blackboxas.no
Black Box Norge, Alt innen kabler, testere, verktøy, kabinett, rack, spenningsvern, overvåking, svitsjing, deling, KVM, infoskjermer, converter og nettverk
Visit blackboxas.noWe analyzed Blackboxas.no page load time and found that the first response time was 176 ms and then it took 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.
blackboxas.no performance score
name
value
score
weighting
Value5.1 s
9/100
10%
Value10.2 s
0/100
25%
Value8.8 s
15/100
10%
Value510 ms
57/100
30%
Value0.195
63/100
15%
Value10.6 s
23/100
10%
176 ms
97 ms
197 ms
293 ms
546 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 60% of them (39 requests) were addressed to the original Blackboxas.no, 20% (13 requests) were made to Fonts.gstatic.com and 6% (4 requests) were made to Image.providesupport.com. The less responsive or slowest element that took the longest time to load (974 ms) belongs to the original domain Blackboxas.no.
Page size can be reduced by 176.2 kB (17%)
1.1 MB
883.4 kB
In fact, the total size of Blackboxas.no main page is 1.1 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. 50% of websites need less resources to load. Images take 589.9 kB which makes up the majority of the site volume.
Potential reduce by 36.0 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 36.0 kB or 77% of the original size.
Potential reduce by 15.5 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 As images are well optimized though.
Potential reduce by 75.4 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 75.4 kB or 26% of the original size.
Potential reduce by 49.2 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. Blackboxas.no needs all CSS files to be minified and compressed as it can save up to 49.2 kB or 36% of the original size.
Number of requests can be reduced by 32 (64%)
50
18
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Black Box As. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
176 ms
bootstrap.min.css
97 ms
All.css
197 ms
prettyPhoto.css
293 ms
style.css
546 ms
css
33 ms
jquery-3.6.0.min.js
447 ms
jquery-ui-1.13.1.min.js
540 ms
jquery.jcarousel.min.js
377 ms
jquery.hoverIntent.minified.js
379 ms
jquery.prettyPhoto.js
389 ms
scripts.js
472 ms
jquery.marcopolo.js
477 ms
AutoSuggestController.js
483 ms
bootstrap.js
535 ms
bootstrap.min.js
569 ms
knockout-3.5.1.js
607 ms
Shop.js
612 ms
Default.js
622 ms
bo.misc.js
627 ms
bo.tooltip.js
631 ms
ShopController.js
663 ms
PageTracker.js
670 ms
home_v2016-10.css
728 ms
jquery.tools.1.2.7.js
731 ms
owl.carousel.min.js
731 ms
BB_COM_style_overide.css
436 ms
css2
24 ms
analytics.js
73 ms
no_Newsletter_tab.png
189 ms
ajax-loader.gif
189 ms
ALL.Header_blackbox-logo.png
189 ms
ul_left.gif
189 ms
NO.svg
188 ms
logo_light.png
188 ms
logo_dark.png
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Homepage_DESKVUE_ISE23_1920x1080.jpg
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Home_2303_ControlRoom.jpg
446 ms
Home_2303_Emerald.jpg
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Home_2303_Hospitality.jpg
736 ms
css
26 ms
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JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu170w9.woff
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JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvC70w9.woff
157 ms
ionicons.ttf
427 ms
ecommerce.js
8 ms
collect
114 ms
ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xo.woff
102 ms
ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsosBO5Xo.woff
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o-0mIpQlx3QUlC5A4PNB6Ryti20_6n1iPHjcz6L1SoM-jCpoiyAaBO9a6VQ.woff
102 ms
safe-standard.js
155 ms
8-9_Menu.js
383 ms
js
91 ms
static.js
20 ms
offline-1296399029.png
61 ms
1o2oylr1srhf21q2dpifo3mna7
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menu_thumb_discover.jpg
25 ms
Emerald_Menu_Banner.png
91 ms
blackboxas.no 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
[role]s do not have all required [aria-*] attributes
ARIA IDs are not unique
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
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
blackboxas.no best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
blackboxas.no 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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blackboxas.no can be misinterpreted by Google and other search engines. Our service has detected that English 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 Blackboxas.no 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.
blackboxas.no
Open Graph description is not detected on the main page of Black Box As. 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: