Tools & Wizards About Us
ise.usc.edu screenshot

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

ise.usc.edu

USC Viterbi | Daniel J. Epstein Department of Industrial & Systems Engineering

Page Load Speed

3.1 sec in total

First Response

183 ms

Resources Loaded

1.7 sec

Page Rendered

1.2 sec

ise.usc.edu screenshot

About Website

Click here to check amazing Ise USC content for United States. Otherwise, check out these important facts you probably never knew about ise.usc.edu

Industrial & systems engineering optimizes processes, systems or organizations by eliminating resources (time, energy, money, etc.) that don’t create value.

Visit ise.usc.edu

Key Findings

We analyzed Ise.usc.edu page load time and found that the first response time was 183 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

ise.usc.edu performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.082

94/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

Network Requests Diagram

ise.usc.edu

183 ms

ise.usc.edu

354 ms

style.min.css

34 ms

vsoe-homepage-grid.css

30 ms

syndicated-content.css

47 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 71% of them (32 requests) were addressed to the original Ise.usc.edu, 13% (6 requests) were made to Viterbischool.usc.edu and 4% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (676 ms) belongs to the original domain Ise.usc.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.9 kB (10%)

Content Size

1.6 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ise.usc.edu main page is 1.6 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 148.3 kB

  • Original 173.7 kB
  • After minification 172.9 kB
  • After compression 25.4 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 148.3 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.2 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. Ise USC images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 138 B

  • Original 108.7 kB
  • After minification 108.7 kB
  • After compression 108.6 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

-5%

Potential reduce by 3.5 kB

  • Original 69.1 kB
  • After minification 68.8 kB
  • After compression 65.6 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. Ise.usc.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (53%)

Requests Now

38

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ise USC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ise.usc.edu

ise.usc.edu

183 ms

ise.usc.edu

ise.usc.edu

354 ms

style.min.css

style.min.css

34 ms

vsoe-homepage-grid.css

vsoe-homepage-grid.css

30 ms

syndicated-content.css

syndicated-content.css

47 ms

renew.css

renew.css

39 ms

tablepress-combined.min.css

tablepress-combined.min.css

31 ms

tablepress-responsive.min.css

tablepress-responsive.min.css

47 ms

custom-login-styles.css

custom-login-styles.css

53 ms

style.css

style.css

56 ms

app.css

app.css

48 ms

jquery.min.js

jquery.min.js

64 ms

jquery-migrate.min.js

jquery-migrate.min.js

52 ms

js

js

140 ms

css

css

51 ms

cs-classic.7.4.21.js

cs-classic.7.4.21.js

67 ms

manifest.js

manifest.js

49 ms

front.js

front.js

65 ms

vsoe-popup.js

vsoe-popup.js

61 ms

x.js

x.js

62 ms

comment-reply.min.js

comment-reply.min.js

66 ms

ilightbox.js

ilightbox.js

138 ms

font-awesome.min.css

font-awesome.min.css

27 ms

css2

css2

25 ms

USC-ISI-1200x600-2.png

USC-ISI-1200x600-2.png

79 ms

USC-Viterbi.png

USC-Viterbi.png

43 ms

USC-Logo.png

USC-Logo.png

41 ms

USC_UCOM_The_Center_for_International_and_Public_Affairs_20060301_4.jpg

USC_UCOM_The_Center_for_International_and_Public_Affairs_20060301_4.jpg

43 ms

Epstein-Institute-1500x750.jpg

Epstein-Institute-1500x750.jpg

44 ms

Industrial_Systems_Engineers_Video_Cover.jpg

Industrial_Systems_Engineers_Video_Cover.jpg

42 ms

Viterbi-Slider2.jpg

Viterbi-Slider2.jpg

42 ms

Keck.jpg

Keck.jpg

57 ms

Andr%C3%A9s-G%C3%B3mez.jpg

Andr%C3%A9s-G%C3%B3mez.jpg

403 ms

Computational-Geometry.jpg

Computational-Geometry.jpg

59 ms

Informal_Viterbi_GoldOnBlack-600x111-1.jpg

Informal_Viterbi_GoldOnBlack-600x111-1.jpg

404 ms

Kuofu-and-Randy.jpeg

Kuofu-and-Randy.jpeg

58 ms

renyuan.jpeg

renyuan.jpeg

57 ms

Lapidas2-1.jpg

Lapidas2-1.jpg

55 ms

100521-USC-SWIM-DIVE-1445Featured.jpg

100521-USC-SWIM-DIVE-1445Featured.jpg

55 ms

NajmedinMeshkati.jpg

NajmedinMeshkati.jpg

58 ms

font

font

43 ms

fa-solid-900.ttf

fa-solid-900.ttf

44 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

12 ms

fa-light-300.ttf

fa-light-300.ttf

676 ms

font

font

42 ms

Accessibility Review

ise.usc.edu accessibility score

90

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role] values are not valid

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

ise.usc.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

ise.usc.edu SEO score

84

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 Ise.usc.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 Ise.usc.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

ise.usc.edu

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