3.5 sec in total
206 ms
2.7 sec
593 ms
Visit blackblox.si now to see the best up-to-date Black Blox content for Croatia and also check out these interesting facts you probably never knew about blackblox.si
test
Visit blackblox.siWe analyzed Blackblox.si page load time and found that the first response time was 206 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.
blackblox.si performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value7.7 s
3/100
25%
Value7.8 s
23/100
10%
Value280 ms
81/100
30%
Value0
100/100
15%
Value9.6 s
29/100
10%
206 ms
122 ms
243 ms
245 ms
250 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 69% of them (29 requests) were addressed to the original Blackblox.si, 7% (3 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Netdna.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Blackblox.si.
Page size can be reduced by 780.7 kB (30%)
2.6 MB
1.9 MB
In fact, the total size of Blackblox.si main page is 2.6 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. 60% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 42.8 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 42.8 kB or 72% of the original size.
Potential reduce by 37.8 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 Blox images are well optimized though.
Potential reduce by 526.4 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 526.4 kB or 71% of the original size.
Potential reduce by 173.6 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. Blackblox.si needs all CSS files to be minified and compressed as it can save up to 173.6 kB or 90% of the original size.
Number of requests can be reduced by 21 (57%)
37
16
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Black Blox. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
en
206 ms
stylesheet.css
122 ms
animate.css
243 ms
animations.css
245 ms
fontello.css
250 ms
font-awesome.css
7 ms
css
35 ms
matthahndesign.css
250 ms
jQuery.js
564 ms
jquery.touchSwipe.min.js
252 ms
jquery-ui.js
9 ms
screenOpt.js
359 ms
regex.js
360 ms
submitForm.js
376 ms
animation.js
377 ms
navigation.js
378 ms
popupImage.js
479 ms
parallax.js
481 ms
underscore-min.js
29 ms
banner.js
502 ms
firstPageBox.js
502 ms
addthis_widget.js
23 ms
u-WUoqrET9fUeobQW7jkRT8E0i7KZn-EPnyo3HZu7kw.woff
9 ms
DXI1ORHCpsQm3Vp6mXoaTRa1RVmPjeKy21_GQJaLlJI.woff
11 ms
k3k702ZOKiLJc3WVjuplzBa1RVmPjeKy21_GQJaLlJI.woff
33 ms
analytics.js
27 ms
headLogoBlack.png
158 ms
201511200838361.png
156 ms
201511200838362.png
156 ms
loading.gif
251 ms
bg.png
138 ms
201511230623341.jpeg
932 ms
201511231159431.jpeg
680 ms
201511230633331.jpeg
1093 ms
201511230702105.jpeg
728 ms
201511230636141.jpeg
986 ms
201511230638091.jpeg
849 ms
201511230646512.jpeg
1033 ms
fontawesome-webfont.woff
41 ms
collect
65 ms
300lo.json
40 ms
sh.8e5f85691f9aaa082472a194.html
30 ms
blackblox.si accessibility score
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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
blackblox.si 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
blackblox.si 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
robots.txt is not valid
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blackblox.si 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 Blackblox.si 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.
blackblox.si
Open Graph description is not detected on the main page of Black Blox. 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: