14.9 sec in total
3.7 sec
9.8 sec
1.4 sec
Click here to check amazing Jetblack content. Otherwise, check out these important facts you probably never knew about jetblack.io
Stone Digital is a Sydney-based web development and digital strategy firm with a goal to solve tech problems & build incredible websites.
Visit jetblack.ioWe analyzed Jetblack.io page load time and found that the first response time was 3.7 sec and then it took 11.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
jetblack.io performance score
name
value
score
weighting
Value6.9 s
1/100
10%
Value7.5 s
4/100
25%
Value17.7 s
0/100
10%
Value2,250 ms
6/100
30%
Value0.002
100/100
15%
Value23.8 s
1/100
10%
3674 ms
1363 ms
707 ms
674 ms
664 ms
Our browser made a total of 130 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Jetblack.io, 91% (118 requests) were made to Stonedigital.com.au and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Jetblack.io.
Page size can be reduced by 396.7 kB (11%)
3.6 MB
3.2 MB
In fact, the total size of Jetblack.io main page is 3.6 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. 70% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.
Potential reduce by 261.6 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 261.6 kB or 83% of the original size.
Potential reduce by 132.5 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. Jetblack images are well optimized though.
Potential reduce by 2.1 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. This website has mostly compressed JavaScripts.
Potential reduce by 469 B
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. Jetblack.io has all CSS files already compressed.
Number of requests can be reduced by 42 (33%)
127
85
The browser has sent 127 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jetblack. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
jetblack.io
3674 ms
stonedigital.com.au
1363 ms
style.min.css
707 ms
public.css
674 ms
style.css
664 ms
vendor-styles.min.css
678 ms
style.min.css
880 ms
jquery.min.js
332 ms
jquery-migrate.min.js
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public.js
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basic.min.css
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theme-ie11.min.css
370 ms
theme.min.css
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frontend.min.css
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vendor-scripts.min.js
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gsap.min.js
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Draggable.min.js
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ScrollToPlugin.min.js
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ScrollTrigger.min.js
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ScrollMagic.min.js
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animation.gsap.min.js
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animation.js
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jetblack.io 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
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.
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
jetblack.io best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
jetblack.io 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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jetblack.io can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Jetblack.io 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.
jetblack.io
Open Graph data is detected on the main page of Jetblack. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: