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Report Summary

About Website

Welcome to peoplebuildingbettercities.org homepage info - get ready to check People Building Better Cities best content right away, or after learning these important things about peoplebuildingbettercities.org

This project is a partnership between Global Studio and Columbia University’s Center for Sustainable Urban Development, made possible by the SAPPI Ideas That Matter grant.

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name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value3.0 s

93/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.319

36/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

peoplebuildingbettercities.org

81 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Peoplebuildingbettercities.org and no external sources were called. The less responsive or slowest element that took the longest time to load (81 ms) belongs to the original domain Peoplebuildingbettercities.org.

Content Size

435.9 kB

After Optimization

241.6 kB

In fact, the total size of Peoplebuildingbettercities.org main page is 435.9 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Javascripts take 265.7 kB which makes up the majority of the site volume.

HTML Optimization

-13%

Potential reduce by 23 B

Original 177 B
After minification 177 B
After compression 154 B

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 23 B or 13% of the original size.

Image Optimization

-1%

Potential reduce by 1.3 kB

Original 103.1 kB
After minification 101.8 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. People Building Better Cities images are well optimized though.

JavaScript Optimization

-53%

Potential reduce by 141.4 kB

Original 265.7 kB
After minification 265.0 kB
After compression 124.4 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 141.4 kB or 53% of the original size.

CSS Optimization

-77%

Potential reduce by 51.6 kB

Original 66.8 kB
After minification 55.2 kB
After compression 15.2 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. Peoplebuildingbettercities.org needs all CSS files to be minified and compressed as it can save up to 51.6 kB or 77% of the original size.

Requests Now

After Optimization

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Image elements do not have [alt] attributes

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Page is blocked from indexing

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

High

Image elements do not have [alt] attributes

Language and Encoding

Language Detected

EN
Language Claimed

N/A
Encoding

N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Peoplebuildingbettercities.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 Peoplebuildingbettercities.org main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

peoplebuildingbettercities.org

Open Graph description is not detected on the main page of People Building Better Cities. 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: