2.3 sec in total
24 ms
1.2 sec
1 sec
Visit devhub.ca now to see the best up-to-date Devhub content and also check out these interesting facts you probably never knew about devhub.ca
Lighthouse Labs' Coding Bootcamp will take you from programming hobbyist to professional Developer and will launch your new coding career.
Visit devhub.caWe analyzed Devhub.ca page load time and found that the first response time was 24 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
devhub.ca performance score
name
value
score
weighting
Value3.2 s
44/100
10%
Value8.3 s
2/100
25%
Value8.1 s
21/100
10%
Value2,560 ms
4/100
30%
Value0
100/100
15%
Value14.6 s
8/100
10%
24 ms
466 ms
75 ms
78 ms
52 ms
Our browser made a total of 105 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Devhub.ca, 89% (93 requests) were made to Lighthouselabs.ca and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (608 ms) relates to the external source Cdn.segment.com.
Page size can be reduced by 1.9 MB (21%)
8.7 MB
6.8 MB
In fact, the total size of Devhub.ca main page is 8.7 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. Only a small number of websites need less resources to load. Images take 8.1 MB which makes up the majority of the site volume.
Potential reduce by 146.8 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 25.5 kB, which is 14% 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 146.8 kB or 79% of the original size.
Potential reduce by 1.7 MB
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. Obviously, Devhub needs image optimization as it can save up to 1.7 MB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 36.6 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. This website has mostly compressed JavaScripts.
Potential reduce by 0 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. Devhub.ca has all CSS files already compressed.
Number of requests can be reduced by 10 (10%)
97
87
The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Devhub. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
devhub.ca
24 ms
www.lighthouselabs.ca
466 ms
gtm.js
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application-e52d5e61f96459420aecc77ca634fa1720d602924d9cd2c44e3123fb2de10e8d.css
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devhub.ca 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-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[aria-*] attributes do not have valid values
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
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>).
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.
devhub.ca 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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
devhub.ca 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
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 Devhub.ca 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 Devhub.ca 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.
devhub.ca
Open Graph data is detected on the main page of Devhub. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: