Tools & Wizards About Us
erc.uic.edu screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

erc.uic.edu

Energy Resources Center | University of Illinois Chicago

Page Load Speed

4.2 sec in total

First Response

1.6 sec

Resources Loaded

2 sec

Page Rendered

648 ms

erc.uic.edu screenshot

About Website

Welcome to erc.uic.edu homepage info - get ready to check Erc Uic best content for United States right away, or after learning these important things about erc.uic.edu

The ERC is an interdisciplinary public service, research, and special projects organization that works to improve energy efficiency and the environment. The Energy Resources Center at the University o...

Visit erc.uic.edu

Key Findings

We analyzed Erc.uic.edu page load time and found that the first response time was 1.6 sec and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

erc.uic.edu performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value2,250 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value15.6 s

6/100

10%

Network Requests Diagram

erc.uic.edu

1556 ms

otSDKStub.js

42 ms

main.css

33 ms

theinhardt.css

80 ms

sbi-styles.min.css

75 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 57% of them (24 requests) were addressed to the original Erc.uic.edu, 10% (4 requests) were made to Googletagmanager.com and 10% (4 requests) were made to . The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Erc.uic.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 177.5 kB (15%)

Content Size

1.2 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Erc.uic.edu main page is 1.2 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. 70% of websites need less resources to load. Images take 453.8 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 135.8 kB

  • Original 182.5 kB
  • After minification 174.8 kB
  • After compression 46.7 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 135.8 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 322 B

  • Original 453.8 kB
  • After minification 453.4 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. Erc Uic images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 11.5 kB

  • Original 218.9 kB
  • After minification 218.8 kB
  • After compression 207.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-8%

Potential reduce by 29.9 kB

  • Original 359.1 kB
  • After minification 359.1 kB
  • After compression 329.2 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. Erc.uic.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (59%)

Requests Now

37

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Erc Uic. 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 from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

erc.uic.edu

erc.uic.edu

1556 ms

otSDKStub.js

otSDKStub.js

42 ms

main.css

main.css

33 ms

theinhardt.css

theinhardt.css

80 ms

sbi-styles.min.css

sbi-styles.min.css

75 ms

style.min.css

style.min.css

74 ms

classic-themes.min.css

classic-themes.min.css

38 ms

main.css

main.css

39 ms

dashicons.min.css

dashicons.min.css

76 ms

default.min.css

default.min.css

76 ms

jquery.min.js

jquery.min.js

76 ms

quick-escape.js

quick-escape.js

75 ms

element.js

element.js

166 ms

uic-publish-post-settings.js

uic-publish-post-settings.js

166 ms

acf-field-group-toggle.js

acf-field-group-toggle.js

178 ms

UICEmergencyAlertUI

UICEmergencyAlertUI

253 ms

main.js

main.js

179 ms

api.js

api.js

165 ms

c2f2262d-b694-4eba-8f4b-142c102b685a.json

c2f2262d-b694-4eba-8f4b-142c102b685a.json

160 ms

analytics.js

analytics.js

171 ms

gtm.js

gtm.js

211 ms

gtm.js

gtm.js

271 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

92 ms

sbi-sprite.png

sbi-sprite.png

44 ms

svgs.svg

svgs.svg

42 ms

chicagoskyline02.jpg

chicagoskyline02.jpg

48 ms

biofuels-600x397.jpg

biofuels-600x397.jpg

48 ms

chp-600x397.jpg

chp-600x397.jpg

48 ms

ee-600x397.jpg

ee-600x397.jpg

86 ms

monarch-600x397.jpg

monarch-600x397.jpg

88 ms

meter-600x397.jpg

meter-600x397.jpg

87 ms

greencaro06..png-600x397.jpg

greencaro06..png-600x397.jpg

86 ms

COL.ENG_.ERC_.LOCKB_.SM_.RGB_.png

COL.ENG_.ERC_.LOCKB_.SM_.RGB_.png

85 ms

00Po7W1ZOdgT7YG9mGID9u2EIBmvDCAxXhjEYKUMBxgvDBBRzwwGYjGuWJOQHmgVZDgAAAAABVR6r3wAA

00Po7W1ZOdgT7YG9mGID9u2EIBmvDCAxXhjEYKUMBxgvDBBRzwwGYjGuWJOQHmgVZDgAAAAABVR6r3wAA

9 ms

8sKJYfcF9a4gAAAVUeq94AAA==

8sKJYfcF9a4gAAAVUeq94AAA==

7 ms

pwZgsGd2QHDGTMCO1NmDEYTZheMB38WFMoP6NxhJAAAAAABVR6r3wAA

pwZgsGd2QHDGTMCO1NmDEYTZheMB38WFMoP6NxhJAAAAAABVR6r3wAA

7 ms

aHIG8s+Xi9ylSDbC5gAPpLZggGHTMCwz0zBqMNMwHjFzMFkzMzA9M1MwezFXMK5kxNhfoCC1VO0wAAAAABVR6sFQAA

aHIG8s+Xi9ylSDbC5gAPpLZggGHTMCwz0zBqMNMwHjFzMFkzMzA9M1MwezFXMK5kxNhfoCC1VO0wAAAAABVR6sFQAA

6 ms

otBannerSdk.js

otBannerSdk.js

47 ms

collect

collect

65 ms

collect

collect

81 ms

js

js

45 ms

js

js

57 ms

Accessibility Review

erc.uic.edu accessibility score

98

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

erc.uic.edu 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

erc.uic.edu SEO score

82

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

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 Erc.uic.edu 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 Erc.uic.edu 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

erc.uic.edu

Open Graph description is not detected on the main page of Erc Uic. 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: