4.2 sec in total
220 ms
2.8 sec
1.2 sec
Welcome to onlinemathcourses.org homepage info - get ready to check Online Math Courses best content right away, or after learning these important things about onlinemathcourses.org
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Visit onlinemathcourses.orgWe analyzed Onlinemathcourses.org page load time and found that the first response time was 220 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
onlinemathcourses.org performance score
name
value
score
weighting
Value3.5 s
33/100
10%
Value10.7 s
0/100
25%
Value5.6 s
53/100
10%
Value1,920 ms
8/100
30%
Value0.001
100/100
15%
Value10.2 s
25/100
10%
220 ms
487 ms
68 ms
128 ms
183 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Onlinemathcourses.org, 92% (60 requests) were made to Teacherstep.com and 3% (2 requests) were made to Koi-3qgegp1t42.marketingautomation.services. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Teacherstep.com.
Page size can be reduced by 150.5 kB (18%)
844.3 kB
693.8 kB
In fact, the total size of Onlinemathcourses.org main page is 844.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Javascripts take 509.6 kB which makes up the majority of the site volume.
Potential reduce by 103.0 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 103.0 kB or 84% of the original size.
Potential reduce by 42.2 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. Obviously, Online Math Courses needs image optimization as it can save up to 42.2 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 3.7 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 1.6 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. Onlinemathcourses.org has all CSS files already compressed.
Number of requests can be reduced by 41 (66%)
62
21
The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Online Math Courses. 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 8 to 1 for CSS and as a result speed up the page load time.
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220 ms
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onlinemathcourses.org 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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.
onlinemathcourses.org 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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
onlinemathcourses.org SEO score
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 Onlinemathcourses.org 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 Onlinemathcourses.org 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.
onlinemathcourses.org
Open Graph data is detected on the main page of Online Math Courses. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: