Tools & Wizards About Us

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

reba-institute.org

Clean Energy Buyers Institute – Accelerating Clean Energy Deployment

Page Load Speed

2.4 sec in total

First Response

173 ms

Resources Loaded

1.8 sec

Page Rendered

387 ms

About Website

Welcome to reba-institute.org homepage info - get ready to check Reba Institute best content right away, or after learning these important things about reba-institute.org

CEBI is a public good charity dedicated to solving the toughest market and policy barriers to achieve a carbon-free energy system.

Visit reba-institute.org

Key Findings

We analyzed Reba-institute.org page load time and found that the first response time was 173 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 45% of websites can load faster.

Performance Metrics

reba-institute.org performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value460 ms

61/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

Network Requests Diagram

reba-institute.org

173 ms

cebi.org

199 ms

cebi.org

346 ms

style.min.css

36 ms

style-blocks.css

47 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Reba-institute.org, 65% (28 requests) were made to Cebi.org and 7% (3 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (491 ms) relates to the external source Cebi.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 47.1 kB (6%)

Content Size

754.5 kB

After Optimization

707.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Reba-institute.org main page is 754.5 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. 35% of websites need less resources to load. Images take 523.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 44.6 kB

  • Original 60.2 kB
  • After minification 58.9 kB
  • After compression 15.6 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 44.6 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 523.9 kB
  • After minification 523.9 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. Reba Institute images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 644 B

  • Original 126.7 kB
  • After minification 126.7 kB
  • After compression 126.0 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

-4%

Potential reduce by 1.8 kB

  • Original 43.7 kB
  • After minification 43.7 kB
  • After compression 41.9 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. Reba-institute.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (53%)

Requests Now

38

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Reba Institute. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

reba-institute.org accessibility score

97

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.

Best Practices

reba-institute.org 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

SEO Factors

reba-institute.org SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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

    EN

  • Encoding

    UTF-8

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