Tools & Wizards About Us

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

cdpn.io

CodePen: Online Code Editor and Front End Web Developer Community

Page Load Speed

543 ms in total

First Response

30 ms

Resources Loaded

513 ms

Page Rendered

0 ms

About Website

Visit cdpn.io now to see the best up-to-date Cdpn content for China and also check out these interesting facts you probably never knew about cdpn.io

An online code editor, learning environment, and community for front-end web development using HTML, CSS and JavaScript code snippets, projects, and web applications.

Visit cdpn.io

Key Findings

We analyzed Cdpn.io page load time and found that the first response time was 30 ms and then it took 513 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.

Performance Metrics

cdpn.io performance score

0

Network Requests Diagram

cdpn.io

30 ms

cdpn.io

363 ms

codepen.io

65 ms

v1

53 ms

Our browser made a total of 4 requests to load all elements on the main page. We found that 50% of them (2 requests) were addressed to the original Cdpn.io, 50% (2 requests) were made to Codepen.io. The less responsive or slowest element that took the longest time to load (363 ms) belongs to the original domain Cdpn.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 347.1 kB (19%)

Content Size

1.9 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cdpn.io main page is 1.9 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-57%

Potential reduce by 8.7 kB

  • Original 15.4 kB
  • After minification 15.4 kB
  • After compression 6.7 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 8.7 kB or 57% of the original size.

Image Optimization

-0%

Potential reduce by 2.6 kB

  • Original 1.3 MB
  • After minification 1.3 MB

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. Cdpn images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 260.7 kB

  • Original 430.5 kB
  • After minification 427.7 kB
  • After compression 169.8 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 260.7 kB or 61% of the original size.

CSS Optimization

-76%

Potential reduce by 75.1 kB

  • Original 98.7 kB
  • After minification 98.1 kB
  • After compression 23.6 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. Cdpn.io needs all CSS files to be minified and compressed as it can save up to 75.1 kB or 76% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

1

After Optimization

1

  • JavaScript

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

Network Requests Diagram

SEO Factors

cdpn.io 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 Cdpn.io 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 Cdpn.io 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 Cdpn. 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: