1.9 sec in total
311 ms
1.1 sec
490 ms
Visit elearnmag.acm.org now to see the best up-to-date ELearn Mag Acm content for China and also check out these interesting facts you probably never knew about elearnmag.acm.org
eLearn Magazine is a leading source of high-quality information on the uses of online learning and training strategies in a variety of contexts for K-12, higher education, and the corporate workforce....
Visit elearnmag.acm.orgWe analyzed Elearnmag.acm.org page load time and found that the first response time was 311 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
elearnmag.acm.org performance score
name
value
score
weighting
Value2.7 s
58/100
10%
Value6.3 s
10/100
25%
Value3.6 s
87/100
10%
Value380 ms
70/100
30%
Value0.849
4/100
15%
Value6.3 s
60/100
10%
311 ms
29 ms
32 ms
27 ms
54 ms
Our browser made a total of 49 requests to load all elements on the main page. We found that 86% of them (42 requests) were addressed to the original Elearnmag.acm.org, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Netdna.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (616 ms) belongs to the original domain Elearnmag.acm.org.
Page size can be reduced by 553.2 kB (22%)
2.6 MB
2.0 MB
In fact, the total size of Elearnmag.acm.org main page is 2.6 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. 20% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 39.6 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 8.7 kB, which is 18% 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 39.6 kB or 80% of the original size.
Potential reduce by 145.2 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. ELearn Mag Acm images are well optimized though.
Potential reduce by 333.5 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 333.5 kB or 73% of the original size.
Potential reduce by 34.9 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. Elearnmag.acm.org needs all CSS files to be minified and compressed as it can save up to 34.9 kB or 80% of the original size.
Number of requests can be reduced by 23 (50%)
46
23
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ELearn Mag Acm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
elearnmag.acm.org
311 ms
cfform.js
29 ms
masks.js
32 ms
font.css
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style.css
54 ms
font-awesome.css
9 ms
jquery-1.4.2.min.js
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jquery-ui.js
125 ms
green.js
52 ms
chili-1.7.pack.js
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jquery.cycle.all.js
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jquery.easing.1.3.js
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jquery.jcarousel.min.js
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skin.css
66 ms
base.js
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utility.js
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cssmenus.js
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menus.css
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css
26 ms
bodybg.jpg
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analytics.js
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header_bg.png
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acm_logo.png
24 ms
twiter.gif
25 ms
facebook.gif
23 ms
in.gif
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rss.gif
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logo.png
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nav_bg.png
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search-bttn.png
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AlisonCarrChellman.jpg
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zhcz-_WihjSQC0oHJ9TCYBsxEYwM7FgeyaSgU71cLG0.woff
11 ms
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39 ms
elearnmag.acm.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.
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
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
elearnmag.acm.org 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
elearnmag.acm.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Elearnmag.acm.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 Elearnmag.acm.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.
elearnmag.acm.org
Open Graph description is not detected on the main page of ELearn Mag Acm. 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: