Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

Page Load Speed

3.6 sec in total

First Response

626 ms

Resources Loaded

2.8 sec

Page Rendered

212 ms

robotchallenge.org screenshot

About Website

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Key Findings

We analyzed Robotchallenge.org page load time and found that the first response time was 626 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

robotchallenge.org performance score

0

Network Requests Diagram

www.robotchallenge.org

626 ms

stylesheet_92c265ae05.css

404 ms

rc.css

409 ms

javascript_93077bb238.js

425 ms

c98e9437-4b6d-4b1d-949c-32626a165d60.js

39 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 20% of them (17 requests) were addressed to the original Robotchallenge.org, 25% (22 requests) were made to Scontent-iad3-1.xx.fbcdn.net and 23% (20 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (868 ms) belongs to the original domain Robotchallenge.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 908.3 kB (57%)

Content Size

1.6 MB

After Optimization

694.6 kB

In fact, the total size of Robotchallenge.org main page is 1.6 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. CSS take 621.9 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 24.8 kB

  • Original 32.6 kB
  • After minification 28.1 kB
  • After compression 7.8 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 4.5 kB, which is 14% 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 24.8 kB or 76% of the original size.

Image Optimization

-6%

Potential reduce by 24.6 kB

  • Original 412.7 kB
  • After minification 388.1 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. Robotchallenge images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 342.3 kB

  • Original 535.7 kB
  • After minification 531.0 kB
  • After compression 193.4 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 342.3 kB or 64% of the original size.

CSS Optimization

-83%

Potential reduce by 516.7 kB

  • Original 621.9 kB
  • After minification 617.8 kB
  • After compression 105.2 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. Robotchallenge.org needs all CSS files to be minified and compressed as it can save up to 516.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (49%)

Requests Now

78

After Optimization

40

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Robotchallenge. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

SEO Factors

robotchallenge.org 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 Robotchallenge.org 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 Robotchallenge.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Robotchallenge. 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: