Report Summary

  • 27

    Performance

    Renders faster than
    47% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

carbonchain.com

CarbonChain | Track emissions. Accelerate climate action.

Page Load Speed

2.2 sec in total

First Response

15 ms

Resources Loaded

1.7 sec

Page Rendered

505 ms

carbonchain.com screenshot

About Website

Welcome to carbonchain.com homepage info - get ready to check Carbon Chain best content for United States right away, or after learning these important things about carbonchain.com

We automate your supply chain carbon accounting, so you can tackle climate risks, reduce emissions, and accelerate the transition to a net-zero economy.

Visit carbonchain.com

Key Findings

We analyzed Carbonchain.com page load time and found that the first response time was 15 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

carbonchain.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value2,210 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value13.3 s

12/100

10%

Network Requests Diagram

carbonchain.com

15 ms

carbonchain.com

38 ms

www.carbonchain.com

767 ms

carbon-chain.webflow.ff79f7150.min.css

82 ms

webfont.js

78 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Carbonchain.com, 64% (59 requests) were made to Assets-global.website-files.com and 14% (13 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (868 ms) relates to the external source Firebasestorage.googleapis.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 95.7 kB (17%)

Content Size

552.8 kB

After Optimization

457.2 kB

In fact, the total size of Carbonchain.com main page is 552.8 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. 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. Javascripts take 293.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 63.2 kB

  • Original 78.2 kB
  • After minification 77.6 kB
  • After compression 15.0 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 63.2 kB or 81% of the original size.

Image Optimization

-12%

Potential reduce by 17.3 kB

  • Original 140.3 kB
  • After minification 123.0 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, Carbon Chain needs image optimization as it can save up to 17.3 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 15.2 kB

  • Original 293.3 kB
  • After minification 293.3 kB
  • After compression 278.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 41.1 kB
  • After minification 41.1 kB
  • After compression 41.1 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. Carbonchain.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 27 (36%)

Requests Now

75

After Optimization

48

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Carbon Chain. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

carbonchain.com accessibility score

95

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

carbonchain.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

carbonchain.com SEO score

100

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

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 Carbonchain.com 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 Carbonchain.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 data is detected on the main page of Carbon Chain. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: