Tools & Wizards About Us
urbanenergyjusticelab.com screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

urbanenergyjusticelab.com

Advancing research for a just and equitable energy future for all

Page Load Speed

1.8 sec in total

First Response

27 ms

Resources Loaded

1.4 sec

Page Rendered

430 ms

urbanenergyjusticelab.com screenshot

About Website

Click here to check amazing Urban Energy Just Icelab content. Otherwise, check out these important facts you probably never knew about urbanenergyjusticelab.com

About The Urban Energy Justice (UEJ) Lab at the University of Michigan School for Environment and Sustainability (UM SEAS) was established in 2015 to study energy-related topics through a justice lens...

Visit urbanenergyjusticelab.com

Key Findings

We analyzed Urbanenergyjusticelab.com page load time and found that the first response time was 27 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

urbanenergyjusticelab.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value2,280 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.096

91/100

15%

TTI (Time to Interactive)

Value22.1 s

1/100

10%

Network Requests Diagram

urbanenergyjusticelab.com

27 ms

urbanenergyjusticelab.com

57 ms

83 ms

89 ms

coblocks-style.css

92 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 22% of them (9 requests) were addressed to the original Urbanenergyjusticelab.com, 15% (6 requests) were made to S2.wp.com and 12% (5 requests) were made to S0.wp.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Urbanenergyjusticelab.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 122.7 kB (8%)

Content Size

1.5 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Urbanenergyjusticelab.com main page is 1.5 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. 40% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 78.0 kB

  • Original 103.6 kB
  • After minification 100.4 kB
  • After compression 25.7 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 78.0 kB or 75% of the original size.

Image Optimization

-3%

Potential reduce by 43.4 kB

  • Original 1.3 MB
  • After minification 1.2 MB

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. Urban Energy Just Icelab images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.1 kB

  • Original 109.0 kB
  • After minification 109.0 kB
  • After compression 107.9 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

-1%

Potential reduce by 244 B

  • Original 17.1 kB
  • After minification 17.1 kB
  • After compression 16.9 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. Urbanenergyjusticelab.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (57%)

Requests Now

35

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Urban Energy Just Icelab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

urbanenergyjusticelab.com

urbanenergyjusticelab.com

27 ms

urbanenergyjusticelab.com

urbanenergyjusticelab.com

57 ms

83 ms

89 ms

coblocks-style.css

coblocks-style.css

92 ms

96 ms

102 ms

css

css

149 ms

97 ms

99 ms

rlt-proxy.js

rlt-proxy.js

100 ms

hovercards.min.js

hovercards.min.js

97 ms

wpgroho.js

wpgroho.js

96 ms

102 ms

106 ms

w.js

w.js

102 ms

global-print.css

global-print.css

1 ms

uejl-logo-final-lowres.png

uejl-logo-final-lowres.png

174 ms

429486661_414981904527281_7832404504407580574_n.jpg

429486661_414981904527281_7832404504407580574_n.jpg

261 ms

332571101_962400115130759_4776919487518116146_n.jpg

332571101_962400115130759_4776919487518116146_n.jpg

270 ms

place

place

52 ms

g.gif

g.gif

41 ms

remote-login.php

remote-login.php

98 ms

cropped-east_english_village_gerard_img_3015.0-1.jpg

cropped-east_english_village_gerard_img_3015.0-1.jpg

97 ms

tony-reames-02-dsc3410.jpg

tony-reames-02-dsc3410.jpg

1084 ms

pexels-photo-1036936.jpeg

pexels-photo-1036936.jpeg

171 ms

1535983594_709104.jpg

1535983594_709104.jpg

140 ms

cropped-cropped-signature-vertical-informal.png

cropped-cropped-signature-vertical-informal.png

99 ms

cropped-uejl-logo-whitebackground.png

cropped-uejl-logo-whitebackground.png

179 ms

g.gif

g.gif

37 ms

g.gif

g.gif

38 ms

412370851_3197609083704277_1082606337146635996_n.jpg

412370851_3197609083704277_1082606337146635996_n.jpg

320 ms

375102527_667808741964479_936753733103593378_n.jpg

375102527_667808741964479_936753733103593378_n.jpg

466 ms

331215381_162110056622193_8770746558844223165_n.jpg

331215381_162110056622193_8770746558844223165_n.jpg

468 ms

328709218_558617202983747_352464666216823258_n.jpg

328709218_558617202983747_352464666216823258_n.jpg

479 ms

tss5ApVBdCYD5Q7hcxTE1ArZ0Zz8oY2KRmwvKhhvLFG6rXmp.ttf

tss5ApVBdCYD5Q7hcxTE1ArZ0Zz8oY2KRmwvKhhvLFG6rXmp.ttf

32 ms

tss5ApVBdCYD5Q7hcxTE1ArZ0Zz8oY2KRmwvKhhvy1a6rXmp.ttf

tss5ApVBdCYD5Q7hcxTE1ArZ0Zz8oY2KRmwvKhhvy1a6rXmp.ttf

32 ms

Genericons.svg

Genericons.svg

10 ms

8AAnjaY2BgYGQAgosrjpwF0ZcUq9bCaABTzgdAAAA=

8AAnjaY2BgYGQAgosrjpwF0ZcUq9bCaABTzgdAAAA=

1 ms

actionbar.css

actionbar.css

2 ms

actionbar.js

actionbar.js

2 ms

Accessibility Review

urbanenergyjusticelab.com accessibility score

96

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.

Names and labels

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.

Impact

Issue

High

Links do not have a discernible name

Best Practices

urbanenergyjusticelab.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

Page has valid source maps

SEO Factors

urbanenergyjusticelab.com SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

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

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 Urbanenergyjusticelab.com 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 Urbanenergyjusticelab.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

urbanenergyjusticelab.com

Open Graph data is detected on the main page of Urban Energy Just Icelab. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: