28.2 sec in total
1.9 sec
25.9 sec
319 ms
Visit coroneos.com.au now to see the best up-to-date Coroneos content and also check out these interesting facts you probably never knew about coroneos.com.au
Coroneos Publications was started by Jim Coroneos, one of Australia’s leading mathematics authors, from Primary School to the end of Secondary School.
Visit coroneos.com.auWe analyzed Coroneos.com.au page load time and found that the first response time was 1.9 sec and then it took 26.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
coroneos.com.au performance score
name
value
score
weighting
Value3.9 s
25/100
10%
Value5.5 s
19/100
25%
Value8.2 s
20/100
10%
Value80 ms
99/100
30%
Value0.001
100/100
15%
Value11.4 s
19/100
10%
1924 ms
979 ms
1932 ms
1001 ms
952 ms
Our browser made a total of 124 requests to load all elements on the main page. We found that 98% of them (122 requests) were addressed to the original Coroneos.com.au, 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (8.3 sec) belongs to the original domain Coroneos.com.au.
Page size can be reduced by 2.4 MB (69%)
3.5 MB
1.1 MB
In fact, the total size of Coroneos.com.au main page is 3.5 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. 40% of websites need less resources to load. Javascripts take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 149.2 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 32.5 kB, which is 20% 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 149.2 kB or 91% of the original size.
Potential reduce by 16.5 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. Coroneos images are well optimized though.
Potential reduce by 1.7 MB
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 1.7 MB or 82% of the original size.
Potential reduce by 530.0 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. Coroneos.com.au needs all CSS files to be minified and compressed as it can save up to 530.0 kB or 83% of the original size.
Number of requests can be reduced by 85 (72%)
118
33
The browser has sent 118 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coroneos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 83 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
www.coroneos.com.au
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coroneos.com.au accessibility score
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
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
Links do not have a discernible name
coroneos.com.au 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
coroneos.com.au SEO score
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
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 Coroneos.com.au 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 Coroneos.com.au 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.
coroneos.com.au
Open Graph description is not detected on the main page of Coroneos. 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: