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ame-www.usc.edu screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

ame-www.usc.edu

USC Viterbi | Department of Aerospace & Mechanical Engineering

Page Load Speed

3 sec in total

First Response

185 ms

Resources Loaded

1.8 sec

Page Rendered

1 sec

ame-www.usc.edu screenshot

About Website

Visit ame-www.usc.edu now to see the best up-to-date Ame Www USC content for United States and also check out these interesting facts you probably never knew about ame-www.usc.edu

Aerospace and mechanical engineers design and build unique, complex mechanical-optical-electronic (mechoptronic) systems.

Visit ame-www.usc.edu

Key Findings

We analyzed Ame-www.usc.edu page load time and found that the first response time was 185 ms and then it took 2.8 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

ame-www.usc.edu performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value17.4 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value980 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value14.5 s

8/100

10%

Network Requests Diagram

ame-www.usc.edu

185 ms

ame.usc.edu

158 ms

ame.usc.edu

351 ms

style.min.css

19 ms

vsoe-homepage-grid.css

32 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Ame-www.usc.edu, 59% (37 requests) were made to Ame.usc.edu and 17% (11 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (650 ms) relates to the external source Ame.usc.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 176.7 kB (6%)

Content Size

3.1 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ame-www.usc.edu main page is 3.1 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 172.0 kB

  • Original 199.7 kB
  • After minification 198.9 kB
  • After compression 27.7 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 172.0 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 2.7 MB
  • After minification 2.7 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. Ame Www USC images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 324 B

  • Original 182.6 kB
  • After minification 182.6 kB
  • After compression 182.3 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

-6%

Potential reduce by 4.4 kB

  • Original 77.4 kB
  • After minification 77.1 kB
  • After compression 73.0 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. Ame-www.usc.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (51%)

Requests Now

45

After Optimization

22

  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ame Www 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 11 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ame-www.usc.edu

ame-www.usc.edu

185 ms

ame.usc.edu

ame.usc.edu

158 ms

ame.usc.edu

ame.usc.edu

351 ms

style.min.css

style.min.css

19 ms

vsoe-homepage-grid.css

vsoe-homepage-grid.css

32 ms

syndicated-content.css

syndicated-content.css

29 ms

renew.css

renew.css

34 ms

settings.css

settings.css

44 ms

fontello.css

fontello.css

33 ms

tablepress-combined.min.css

tablepress-combined.min.css

43 ms

tablepress-responsive.min.css

tablepress-responsive.min.css

50 ms

custom-login-styles.css

custom-login-styles.css

48 ms

style.css

style.css

57 ms

app.css

app.css

52 ms

jquery.min.js

jquery.min.js

56 ms

jquery-migrate.min.js

jquery-migrate.min.js

56 ms

tptools.js

tptools.js

69 ms

js

js

70 ms

css

css

37 ms

cs-classic.7.4.19.js

cs-classic.7.4.19.js

63 ms

manifest.js

manifest.js

60 ms

front.js

front.js

62 ms

vsoe-popup.js

vsoe-popup.js

68 ms

x.js

x.js

69 ms

comment-reply.min.js

comment-reply.min.js

241 ms

ilightbox.js

ilightbox.js

242 ms

font-awesome.min.css

font-awesome.min.css

30 ms

css2

css2

17 ms

header.jpg

header.jpg

283 ms

USC-Viterbi.png

USC-Viterbi.png

215 ms

USC-Logo.png

USC-Logo.png

215 ms

Vid-Cover.jpg

Vid-Cover.jpg

215 ms

ADTintheair.jpg

ADTintheair.jpg

215 ms

SCRacing-onTheTrack.jpg

SCRacing-onTheTrack.jpg

216 ms

RVDT_1000px.jpg

RVDT_1000px.jpg

217 ms

Yang2022.jpeg

Yang2022.jpeg

231 ms

Screenshot-2023-03-30-at-2.28.45-PM.png

Screenshot-2023-03-30-at-2.28.45-PM.png

307 ms

Yang-and-Abramova-2022.jpg

Yang-and-Abramova-2022.jpg

236 ms

1V9A9927.jpg

1V9A9927.jpg

303 ms

Informal_Viterbi_GoldOnBlack-600x111-1.jpg

Informal_Viterbi_GoldOnBlack-600x111-1.jpg

234 ms

Header-Image_Instructional-Labs_resized.jpeg

Header-Image_Instructional-Labs_resized.jpeg

305 ms

header-image-1.jpg

header-image-1.jpg

302 ms

wind-tunnel_header-image_2.jpg

wind-tunnel_header-image_2.jpg

303 ms

header.jpg

header.jpg

301 ms

Mitul-Luhar.jpg

Mitul-Luhar.jpg

303 ms

VIDAR_Paul_Newton_039-1200x600-1.jpeg

VIDAR_Paul_Newton_039-1200x600-1.jpeg

301 ms

USC-Undergrad-Ceremony.jpg

USC-Undergrad-Ceremony.jpg

429 ms

MastersHPS-good.jpg

MastersHPS-good.jpg

431 ms

pxiEyp8kv8JHgFVrFJA.ttf

pxiEyp8kv8JHgFVrFJA.ttf

102 ms

pxiByp8kv8JHgFVrLGT9V1s.ttf

pxiByp8kv8JHgFVrLGT9V1s.ttf

181 ms

pxiByp8kv8JHgFVrLDz8V1s.ttf

pxiByp8kv8JHgFVrLDz8V1s.ttf

231 ms

pxiByp8kv8JHgFVrLFj_V1s.ttf

pxiByp8kv8JHgFVrLFj_V1s.ttf

231 ms

pxiGyp8kv8JHgFVrLPTedw.ttf

pxiGyp8kv8JHgFVrLPTedw.ttf

229 ms

pxiByp8kv8JHgFVrLEj6V1s.ttf

pxiByp8kv8JHgFVrLEj6V1s.ttf

231 ms

pxiByp8kv8JHgFVrLCz7V1s.ttf

pxiByp8kv8JHgFVrLCz7V1s.ttf

229 ms

pxiByp8kv8JHgFVrLDD4V1s.ttf

pxiByp8kv8JHgFVrLDD4V1s.ttf

228 ms

pxiByp8kv8JHgFVrLBT5V1s.ttf

pxiByp8kv8JHgFVrLBT5V1s.ttf

231 ms

fa-solid-900.ttf

fa-solid-900.ttf

226 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

30 ms

fa-light-300.ttf

fa-light-300.ttf

650 ms

fa-brands-400.ttf

fa-brands-400.ttf

513 ms

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPJ_a5aDdvg.ttf

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPJ_a5aDdvg.ttf

231 ms

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPHjd5aDdvg.ttf

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPHjd5aDdvg.ttf

231 ms

Accessibility Review

ame-www.usc.edu accessibility score

88

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.

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

ame-www.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

ame-www.usc.edu SEO score

91

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 Ame-www.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 Ame-www.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

ame-www.usc.edu

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