Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

oi-idb.uchicago.edu

Search Our Collections | The Institute for the Study of Ancient Cultures of the University of Chicago

Page Load Speed

1.6 sec in total

First Response

120 ms

Resources Loaded

1.3 sec

Page Rendered

170 ms

oi-idb.uchicago.edu screenshot

About Website

Welcome to oi-idb.uchicago.edu homepage info - get ready to check Oi Idb U Chicago best content for United States right away, or after learning these important things about oi-idb.uchicago.edu

The Institute for the Study of Ancient Cultures of the University of Chicago is an interdisciplinary research center whose goal is to integrate archaeological, textual, and art historical data to unde...

Visit oi-idb.uchicago.edu

Key Findings

We analyzed Oi-idb.uchicago.edu page load time and found that the first response time was 120 ms and then it took 1.5 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

oi-idb.uchicago.edu performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value420 ms

65/100

30%

CLS (Cumulative Layout Shift)

Value0.712

7/100

15%

TTI (Time to Interactive)

Value12.3 s

15/100

10%

Network Requests Diagram

oi-idb.uchicago.edu

120 ms

oi-idb.uchicago.edu

105 ms

isac-idb.uchicago.edu

335 ms

oidb.css

48 ms

uchicago-isac-color.png

106 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Oi-idb.uchicago.edu, 86% (30 requests) were made to Isac-idb.uchicago.edu and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (401 ms) relates to the external source Isac-idb.uchicago.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 131.5 kB (13%)

Content Size

992.4 kB

After Optimization

860.9 kB

In fact, the total size of Oi-idb.uchicago.edu main page is 992.4 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. 35% of websites need less resources to load. Images take 849.1 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 103.5 kB

  • Original 122.2 kB
  • After minification 119.2 kB
  • After compression 18.7 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 103.5 kB or 85% of the original size.

Image Optimization

-3%

Potential reduce by 27.9 kB

  • Original 849.1 kB
  • After minification 821.2 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. Oi Idb U Chicago images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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.

Requests Breakdown

Number of requests can be reduced by 10 (36%)

Requests Now

28

After Optimization

18

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oi Idb 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 11 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

oi-idb.uchicago.edu accessibility score

92

Accessibility Issues

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

oi-idb.uchicago.edu best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

oi-idb.uchicago.edu SEO score

90

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 Oi-idb.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 Oi-idb.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

Open Graph description is not detected on the main page of Oi Idb U Chicago. 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: