21.4 sec in total
144 ms
21 sec
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Welcome to its21justpass.discoveryeducation.com homepage info - get ready to check Its 21 Justpass Discovery Education best content for United States right away, or after learning these important things about its21justpass.discoveryeducation.com
Discovery Education inspires educators to go beyond traditional learning with award-winning digital content and professional development. Learn more today!
Visit its21justpass.discoveryeducation.comWe analyzed Its21justpass.discoveryeducation.com page load time and found that the first response time was 144 ms and then it took 21.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
its21justpass.discoveryeducation.com performance score
name
value
score
weighting
Value5.4 s
7/100
10%
Value9.0 s
1/100
25%
Value7.7 s
25/100
10%
Value4,010 ms
1/100
30%
Value0.001
100/100
15%
Value18.7 s
3/100
10%
144 ms
79 ms
268 ms
379 ms
333 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Its21justpass.discoveryeducation.com, 53% (31 requests) were made to Static.discoveryeducation.com and 27% (16 requests) were made to Discoveryeducation.com. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source Jambi.discoveryeducation.com.
Page size can be reduced by 313.0 kB (35%)
899.7 kB
586.7 kB
In fact, the total size of Its21justpass.discoveryeducation.com main page is 899.7 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. 35% of websites need less resources to load. Images take 520.4 kB which makes up the majority of the site volume.
Potential reduce by 109.6 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 45.5 kB, which is 36% 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 109.6 kB or 88% of the original size.
Potential reduce by 34.7 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. Its 21 Justpass Discovery Education images are well optimized though.
Potential reduce by 131.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 131.6 kB or 65% of the original size.
Potential reduce by 37.2 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. Its21justpass.discoveryeducation.com needs all CSS files to be minified and compressed as it can save up to 37.2 kB or 72% of the original size.
Number of requests can be reduced by 30 (56%)
54
24
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Its 21 Justpass Discovery Education. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 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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its21justpass.discoveryeducation.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
its21justpass.discoveryeducation.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
Page has valid source maps
its21justpass.discoveryeducation.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 Its21justpass.discoveryeducation.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 Its21justpass.discoveryeducation.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.
its21justpass.discoveryeducation.com
Open Graph description is not detected on the main page of Its 21 Justpass Discovery Education. 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: