678 ms in total
133 ms
421 ms
124 ms
Click here to check amazing Coal Education content for India. Otherwise, check out these important facts you probably never knew about coaleducation.org
Kentucky Coal and Energy Education Project
Visit coaleducation.orgWe analyzed Coaleducation.org page load time and found that the first response time was 133 ms and then it took 545 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.
coaleducation.org performance score
name
value
score
weighting
Value0.7 s
100/100
10%
Value2.5 s
89/100
25%
Value0.7 s
100/100
10%
Value90 ms
99/100
30%
Value0
100/100
15%
Value1.9 s
100/100
10%
133 ms
77 ms
144 ms
86 ms
234 ms
Our browser made a total of 28 requests to load all elements on the main page. We found that 89% of them (25 requests) were addressed to the original Coaleducation.org, 11% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (267 ms) belongs to the original domain Coaleducation.org.
Page size can be reduced by 69.3 kB (30%)
228.7 kB
159.4 kB
In fact, the total size of Coaleducation.org main page is 228.7 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. Only 10% of websites need less resources to load. Images take 151.8 kB which makes up the majority of the site volume.
Potential reduce by 8.6 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. 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 8.6 kB or 74% of the original size.
Potential reduce by 20.3 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, Coal Education needs image optimization as it can save up to 20.3 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 40.4 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 40.4 kB or 62% of the original size.
Number of requests can be reduced by 6 (22%)
27
21
The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coal Education. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
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coaleducation.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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
coaleducation.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
coaleducation.org 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
EN
N/A
WINDOWS-1252
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coaleducation.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Coaleducation.org main page’s claimed encoding is windows-1252. 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.
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coaleducation.org
Open Graph description is not detected on the main page of Coal 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: