Report Summary

  • 48

    Performance

    Renders faster than
    67% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

codebender.cc

Arduino IDE - Codebender

Page Load Speed

3.6 sec in total

First Response

9 ms

Resources Loaded

3.2 sec

Page Rendered

388 ms

codebender.cc screenshot

About Website

Welcome to codebender.cc homepage info - get ready to check Codebender best content for Netherlands right away, or after learning these important things about codebender.cc

Arduino IDE in the Cloud. Codebender includes a Arduino web editor so you can code, store and manage your Arduino sketches on the cloud, and even compile and flash them.

Visit codebender.cc

Key Findings

We analyzed Codebender.cc page load time and found that the first response time was 9 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

codebender.cc performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

65/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value1,610 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value14.4 s

9/100

10%

Network Requests Diagram

codebender.cc

9 ms

codebender.cc

1331 ms

common.css

28 ms

jquery-1.12.0.min.js

76 ms

index_new.css

27 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 44% of them (51 requests) were addressed to the original Codebender.cc, 10% (12 requests) were made to Pbs.twimg.com and 9% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Codebender.cc.

Page Optimization Overview & Recommendations

Page size can be reduced by 587.7 kB (47%)

Content Size

1.2 MB

After Optimization

650.1 kB

In fact, the total size of Codebender.cc main page is 1.2 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. 65% of websites need less resources to load. Images take 562.1 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 46.9 kB

  • Original 64.2 kB
  • After minification 62.3 kB
  • After compression 17.3 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 46.9 kB or 73% of the original size.

Image Optimization

-15%

Potential reduce by 83.5 kB

  • Original 562.1 kB
  • After minification 478.6 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, Codebender needs image optimization as it can save up to 83.5 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 210.9 kB

  • Original 308.6 kB
  • After minification 268.8 kB
  • After compression 97.7 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 210.9 kB or 68% of the original size.

CSS Optimization

-81%

Potential reduce by 246.3 kB

  • Original 302.9 kB
  • After minification 302.5 kB
  • After compression 56.6 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. Codebender.cc needs all CSS files to be minified and compressed as it can save up to 246.3 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 52 (46%)

Requests Now

113

After Optimization

61

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Codebender. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

codebender.cc accessibility score

86

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

codebender.cc best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

codebender.cc SEO score

99

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Codebender.cc 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 Codebender.cc 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 data is detected on the main page of Codebender. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: