Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

covid19.udemy.com

Online Courses - Learn Anything, On Your Schedule | Udemy

Page Load Speed

133 ms in total

First Response

38 ms

Resources Loaded

95 ms

Page Rendered

0 ms

covid19.udemy.com screenshot

About Website

Click here to check amazing Covid 19 Udemy content for India. Otherwise, check out these important facts you probably never knew about covid19.udemy.com

Udemy is an online learning and teaching marketplace with over 155,000 courses and 40 million students. Learn programming, marketing, data science and more.

Visit covid19.udemy.com

Key Findings

We analyzed Covid19.udemy.com page load time and found that the first response time was 38 ms and then it took 95 ms 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. This domain responded with an error, which can significantly jeopardize Covid19.udemy.com rating and web reputation

Performance Metrics

covid19.udemy.com performance score

0

Network Requests Diagram

covid19.udemy.com

38 ms

v1

54 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Covid19.udemy.com and no external sources were called. The less responsive or slowest element that took the longest time to load (54 ms) belongs to the original domain Covid19.udemy.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 8.8 kB (15%)

Content Size

58.0 kB

After Optimization

49.2 kB

In fact, the total size of Covid19.udemy.com main page is 58.0 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 5% of websites need less resources to load. Javascripts take 23.3 kB which makes up the majority of the site volume.

HTML Optimization

-59%

Potential reduce by 8.5 kB

  • Original 14.5 kB
  • After minification 14.5 kB
  • After compression 5.9 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 8.5 kB or 59% of the original size.

JavaScript Optimization

-1%

Potential reduce by 247 B

  • Original 23.3 kB
  • After minification 23.3 kB
  • After compression 23.1 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.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 20.2 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.

Requests Breakdown

We found no issues to fix!

Requests Now

1

After Optimization

1

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Covid 19 Udemy. According to our analytics all requests are already optimized.

SEO Factors

covid19.udemy.com SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Covid19.udemy.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 Covid19.udemy.com 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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Covid 19 Udemy. 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: