Tools & Wizards About Us
uchicago.edu screenshot

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

uchicago.edu

The University of Chicago

Page Load Speed

1.4 sec in total

First Response

39 ms

Resources Loaded

1.1 sec

Page Rendered

300 ms

uchicago.edu screenshot

About Website

Visit uchicago.edu now to see the best up-to-date U Chicago content for United States and also check out these interesting facts you probably never knew about uchicago.edu

One of the world’s leading research universities, the University of Chicago inspires scholars to pursue field-defining research, while providing a transformative education for students.

Visit uchicago.edu

Key Findings

We analyzed Uchicago.edu page load time and found that the first response time was 39 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

uchicago.edu performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value11.2 s

0/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value2,540 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value1.042

2/100

15%

TTI (Time to Interactive)

Value14.5 s

9/100

10%

Network Requests Diagram

uchicago.edu

39 ms

www.uchicago.edu

271 ms

fonts.css

66 ms

haa5fqb.css

208 ms

main.0cdd884f.chunk.css

28 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 36% of them (21 requests) were addressed to the original Uchicago.edu, 41% (24 requests) were made to and 7% (4 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (305 ms) relates to the external source Static.hotjar.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 102.2 kB (14%)

Content Size

704.8 kB

After Optimization

602.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Uchicago.edu main page is 704.8 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. 55% of websites need less resources to load. CSS take 332.4 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 94.1 kB

  • Original 122.4 kB
  • After minification 122.0 kB
  • After compression 28.3 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 94.1 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 305 B

  • Original 67.3 kB
  • After minification 67.0 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. U Chicago images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 51 B

  • Original 182.7 kB
  • After minification 182.7 kB
  • After compression 182.7 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

-2%

Potential reduce by 7.7 kB

  • Original 332.4 kB
  • After minification 332.4 kB
  • After compression 324.7 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. Uchicago.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (79%)

Requests Now

28

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U Chicago. 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 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

uchicago.edu

uchicago.edu

39 ms

www.uchicago.edu

www.uchicago.edu

271 ms

fonts.css

fonts.css

66 ms

haa5fqb.css

haa5fqb.css

208 ms

main.0cdd884f.chunk.css

main.0cdd884f.chunk.css

28 ms

EduHeader.5ce05f24.chunk.css

EduHeader.5ce05f24.chunk.css

112 ms

Alert.632409f5.chunk.css

Alert.632409f5.chunk.css

114 ms

VideoSpotlight.dc661d8f.chunk.css

VideoSpotlight.dc661d8f.chunk.css

135 ms

CTABarSpotlight.7aaaf878.chunk.css

CTABarSpotlight.7aaaf878.chunk.css

108 ms

SectionWrap.531179ad.chunk.css

SectionWrap.531179ad.chunk.css

114 ms

HeadlineTextBold.45089044.chunk.css

HeadlineTextBold.45089044.chunk.css

138 ms

NewsFeatured.8d66e9fb.chunk.css

NewsFeatured.8d66e9fb.chunk.css

203 ms

CalloutBanner.c2737bb6.chunk.css

CalloutBanner.c2737bb6.chunk.css

129 ms

HeadlineBar.9d4384b8.chunk.css

HeadlineBar.9d4384b8.chunk.css

156 ms

ImageTileGrid.20623854.chunk.css

ImageTileGrid.20623854.chunk.css

154 ms

CalloutTiles.cc2839ee.chunk.css

CalloutTiles.cc2839ee.chunk.css

156 ms

PhotoTabs.c86f97e2.chunk.css

PhotoTabs.c86f97e2.chunk.css

173 ms

CalendarEmbed.ada41226.chunk.css

CalendarEmbed.ada41226.chunk.css

191 ms

Footer.0257df86.chunk.css

Footer.0257df86.chunk.css

173 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

42 ms

js

js

78 ms

168.84ab86b9.chunk.js

168.84ab86b9.chunk.js

201 ms

main.77618d06.chunk.js

main.77618d06.chunk.js

180 ms

B46D2B9AC963BA9D8.css

B46D2B9AC963BA9D8.css

58 ms

p.css

p.css

22 ms

hotjar-3545609.js

hotjar-3545609.js

305 ms

phoenix.png

phoenix.png

300 ms

www.uchicago.edu

www.uchicago.edu

292 ms

footerlogo.jpg

footerlogo.jpg

286 ms

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

59 ms

R2xlRQH

R2xlRQH

59 ms

R2xlRQH

R2xlRQH

59 ms

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

59 ms

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

58 ms

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

58 ms

j00NWhWp4Hef0dsZUUBw==

j00NWhWp4Hef0dsZUUBw==

57 ms

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

57 ms

j00NWhWp4Hef0dsZUUBw==

j00NWhWp4Hef0dsZUUBw==

57 ms

j00NWhWp4Hef0dsZUUBw==

j00NWhWp4Hef0dsZUUBw==

57 ms

j00NWhWp4Hef0dsZUUBw==

j00NWhWp4Hef0dsZUUBw==

56 ms

j00NWhWp4Hef0dsZUUBw==

j00NWhWp4Hef0dsZUUBw==

57 ms

R2xlRQH

R2xlRQH

57 ms

R2xlRQH

R2xlRQH

56 ms

R2xlRQH

R2xlRQH

57 ms

j00NWhWp4Hef0dsZUUBw==

j00NWhWp4Hef0dsZUUBw==

57 ms

d

d

119 ms

d

d

146 ms

d

d

146 ms

R2xlRQH

R2xlRQH

56 ms

j00NWhWp4Hef0dsZUUBw==

j00NWhWp4Hef0dsZUUBw==

56 ms

R2xlRQH

R2xlRQH

56 ms

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

56 ms

R2xlRQH

R2xlRQH

56 ms

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

qd+TGu6XJzLwK3qzzXKYeqc+L442CIxHdRkZdbYGaLU7ja73I7tkXbsoSEVVPlx0npf49NDVoVqeB3n9HbGVFAc=

55 ms

R2xlRQH

R2xlRQH

55 ms

j00NWhWp4Hef0dsZUUBw==

j00NWhWp4Hef0dsZUUBw==

55 ms

en

en

148 ms

modules.842bcec28f9fd12bb79e.js

modules.842bcec28f9fd12bb79e.js

64 ms

Accessibility Review

uchicago.edu accessibility score

100

Accessibility Issues

Best Practices

uchicago.edu best practices score

92

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

Missing source maps for large first-party JavaScript

SEO Factors

uchicago.edu 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

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 Uchicago.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 Uchicago.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

uchicago.edu

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