3.4 sec in total
384 ms
2.6 sec
432 ms
Click here to check amazing C3 Js content for United States. Otherwise, check out these important facts you probably never knew about c3js.org
D3 based reusable chart library
Visit c3js.orgWe analyzed C3js.org page load time and found that the first response time was 384 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
c3js.org performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value2.7 s
85/100
25%
Value2.7 s
96/100
10%
Value270 ms
82/100
30%
Value0
100/100
15%
Value3.3 s
93/100
10%
384 ms
213 ms
975 ms
361 ms
380 ms
Our browser made a total of 15 requests to load all elements on the main page. We found that 87% of them (13 requests) were addressed to the original C3js.org, 13% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain C3js.org.
Page size can be reduced by 511.4 kB (72%)
712.5 kB
201.1 kB
In fact, the total size of C3js.org main page is 712.5 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. 15% of websites need less resources to load. Javascripts take 554.6 kB which makes up the majority of the site volume.
Potential reduce by 20.9 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 20.9 kB or 81% of the original size.
Potential reduce by 378.0 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 378.0 kB or 68% of the original size.
Potential reduce by 112.4 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. C3js.org needs all CSS files to be minified and compressed as it can save up to 112.4 kB or 85% of the original size.
Number of requests can be reduced by 11 (79%)
14
3
The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of C3 Js. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
c3js.org
384 ms
normalize-e465cb86.css
213 ms
foundation.min-978d4ce8.css
975 ms
tomorrow-d7cf0921.css
361 ms
c3-b03125fa.css
380 ms
style-99fb8989.css
345 ms
modernizr-2.6.1.min-68fdcc99.js
579 ms
jquery-1.11.0.min-910066fb.js
1369 ms
foundation.min-1dfe8110.js
1511 ms
highlight.pack-4af5004d.js
536 ms
d3-3.5.0.min-3b564392.js
1525 ms
c3.min-12912fb6.js
2039 ms
index-d5877282.js
1094 ms
analytics.js
67 ms
collect
12 ms
c3js.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.
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
c3js.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
General
Impact
Issue
Detected JavaScript libraries
c3js.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise C3js.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 C3js.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.
c3js.org
Open Graph description is not detected on the main page of C3 Js. 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: