760 ms in total
199 ms
356 ms
205 ms
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Visit codacity.comWe analyzed Codacity.com page load time and found that the first response time was 199 ms and then it took 561 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster. This domain responded with an error, which can significantly jeopardize Codacity.com rating and web reputation
codacity.com performance score
name
value
score
weighting
Value6.4 s
2/100
10%
Value12.7 s
0/100
25%
Value20.5 s
0/100
10%
Value13,510 ms
0/100
30%
Value0.04
99/100
15%
Value27.5 s
0/100
10%
199 ms
5 ms
13 ms
27 ms
27 ms
Our browser made a total of 7 requests to load all elements on the main page. We found that all of those requests were addressed to Codacity.com and no external sources were called. The less responsive or slowest element that took the longest time to load (199 ms) belongs to the original domain Codacity.com.
Page size can be reduced by 5.3 kB (36%)
14.6 kB
9.3 kB
In fact, the total size of Codacity.com main page is 14.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 7.3 kB which makes up the majority of the site volume.
Potential reduce by 5.3 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 5.3 kB or 73% of the original size.
Potential reduce by 0 B
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. Codacity images are well optimized though.
Potential reduce by 13 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. Codacity.com has all CSS files already compressed.
We found no issues to fix!
6
6
The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Codacity. According to our analytics all requests are already optimized.
codacity.com
199 ms
main.css
5 ms
cf-icon-browser.png
13 ms
cf-icon-ok.png
27 ms
cf-icon-cloud.png
27 ms
cf-icon-server.png
28 ms
cf-icon-error.png
26 ms
codacity.com 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
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
codacity.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
codacity.com 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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Codacity.com 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 Codacity.com 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.
codacity.com
Open Graph description is not detected on the main page of Codacity. 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: