3.4 sec in total
505 ms
2.4 sec
462 ms
Welcome to contextsforlearning.com homepage info - get ready to check Contexts For Learning best content for United States right away, or after learning these important things about contextsforlearning.com
Heinemann is a publisher of professional resources and a provider of educational services for teachers and educators from kindergarten through college.
Visit contextsforlearning.comWe analyzed Contextsforlearning.com page load time and found that the first response time was 505 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
contextsforlearning.com performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value12.2 s
0/100
25%
Value9.0 s
14/100
10%
Value2,620 ms
4/100
30%
Value0
100/100
15%
Value20.9 s
2/100
10%
505 ms
116 ms
82 ms
73 ms
49 ms
Our browser made a total of 114 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Contextsforlearning.com, 54% (61 requests) were made to Heinemann.com and 4% (5 requests) were made to Heinemann.blueconic.net. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Clarity.ms.
Page size can be reduced by 97.0 kB (5%)
2.0 MB
1.9 MB
In fact, the total size of Contextsforlearning.com main page is 2.0 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 51.2 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 7.4 kB, which is 11% 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 51.2 kB or 76% of the original size.
Potential reduce by 7.7 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. Contexts For Learning images are well optimized though.
Potential reduce by 27.2 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 10.8 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. Contextsforlearning.com needs all CSS files to be minified and compressed as it can save up to 10.8 kB or 15% of the original size.
Number of requests can be reduced by 60 (59%)
101
41
The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Contexts For Learning. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
contextsforlearning.com
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heinemann.js
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contextsforlearning.com 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
Image elements do not have [alt] attributes
Links do not have a discernible name
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>).
contextsforlearning.com 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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
contextsforlearning.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Contextsforlearning.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 Contextsforlearning.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
contextsforlearning.com
Open Graph description is not detected on the main page of Contexts For Learning. 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: