Access thecityatlas.org. City Atlas | A user's guide to sustainable cities

Report Summary

About Website

Welcome to thecityatlas.org homepage info - get ready to check The City Atlas best content for United States right away, or after learning these important things about thecityatlas.org

A user's guide to a sustainable NYC

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name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value11.7 s

0/100

25%

SI (Speed Index)

Value7.5 s

26/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

newyork.thecityatlas.org

2174 ms

wp-emoji-release.min.js

19 ms

widget.css

15 ms

font-awesome.min.css

16 ms

stag-shortcodes.css

12 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Thecityatlas.org, 8% (3 requests) were made to S.gravatar.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Newyork.thecityatlas.org.

Content Size

1.1 MB

After Optimization

643.2 kB

In fact, the total size of Thecityatlas.org main page is 1.1 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. 50% of websites need less resources to load. Javascripts take 466.4 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 30.5 kB

Original 41.7 kB
After minification 40.7 kB
After compression 11.2 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 30.5 kB or 73% of the original size.

Image Optimization

-1%

Potential reduce by 3.7 kB

Original 438.1 kB
After minification 434.4 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. The City Atlas images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 302.9 kB

Original 466.4 kB
After minification 465.2 kB
After compression 163.5 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 302.9 kB or 65% of the original size.

CSS Optimization

-82%

Potential reduce by 156.3 kB

Original 190.3 kB
After minification 171.0 kB
After compression 34.0 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. Thecityatlas.org needs all CSS files to be minified and compressed as it can save up to 156.3 kB or 82% of the original size.

Requests Now

After Optimization

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of The City Atlas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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/).

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 Thecityatlas.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 Thecityatlas.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

thecityatlas.org

Open Graph data is detected on the main page of The City Atlas. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

City Atlas | A user's guide to sustainable cities

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)