Report Summary

  • 40

    Performance

    Renders faster than
    60% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

citl.indiana.edu

Center for Innovative Teaching and Learning: Indiana University Bloomington

Page Load Speed

9.7 sec in total

First Response

143 ms

Resources Loaded

9.4 sec

Page Rendered

152 ms

citl.indiana.edu screenshot

About Website

Welcome to citl.indiana.edu homepage info - get ready to check Citl Indiana best content for United States right away, or after learning these important things about citl.indiana.edu

Center for Innovative Teaching and Learning

Visit citl.indiana.edu

Key Findings

We analyzed Citl.indiana.edu page load time and found that the first response time was 143 ms and then it took 9.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

citl.indiana.edu performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value14.0 s

0/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value12.4 s

15/100

10%

Network Requests Diagram

citl.indiana.edu

143 ms

reset.css

45 ms

screen-citl-20120724.css

96 ms

coda-slider-2.0.css

51 ms

brand.css

52 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 38% of them (28 requests) were addressed to the original Citl.indiana.edu, 11% (8 requests) were made to Google.com and 10% (7 requests) were made to Ctl.iupui.edu. The less responsive or slowest element that took the longest time to load (9.1 sec) relates to the external source Fonts.iu.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 349.3 kB (29%)

Content Size

1.2 MB

After Optimization

838.4 kB

In fact, the total size of Citl.indiana.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. 60% of websites need less resources to load. Images take 716.3 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 23.2 kB

  • Original 31.5 kB
  • After minification 30.5 kB
  • After compression 8.2 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 23.2 kB or 74% of the original size.

Image Optimization

-7%

Potential reduce by 52.7 kB

  • Original 716.3 kB
  • After minification 663.6 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. Citl Indiana images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 173.9 kB

  • Original 319.6 kB
  • After minification 313.0 kB
  • After compression 145.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 173.9 kB or 54% of the original size.

CSS Optimization

-83%

Potential reduce by 99.5 kB

  • Original 120.3 kB
  • After minification 97.7 kB
  • After compression 20.9 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. Citl.indiana.edu needs all CSS files to be minified and compressed as it can save up to 99.5 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (63%)

Requests Now

63

After Optimization

23

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Citl Indiana. 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 14 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

citl.indiana.edu accessibility score

99

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

citl.indiana.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

citl.indiana.edu SEO score

86

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

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 Citl.indiana.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 Citl.indiana.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 Citl Indiana. 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: