Tools & Wizards About Us
physics.catholic.edu screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

physics.catholic.edu

Physics - School of Arts and Sciences - Catholic University, Washington, DC | CUA

Page Load Speed

909 ms in total

First Response

9 ms

Resources Loaded

539 ms

Page Rendered

361 ms

physics.catholic.edu screenshot

About Website

Click here to check amazing Physics Catholic content for United States. Otherwise, check out these important facts you probably never knew about physics.catholic.edu

The Physics Department at Catholic University offers research-intensive graduate and undergraduate programs through small classes and active partnerships with top scientific research institutions, inc...

Visit physics.catholic.edu

Key Findings

We analyzed Physics.catholic.edu page load time and found that the first response time was 9 ms and then it took 900 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

physics.catholic.edu performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value16.5 s

5/100

10%

Network Requests Diagram

physics.catholic.edu

9 ms

physics.catholic.edu

26 ms

jquery.min.js

51 ms

header.js

73 ms

style.css

92 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 15% of them (7 requests) were addressed to the original Physics.catholic.edu, 45% (21 requests) were made to Catholic.edu and 13% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (349 ms) relates to the external source History.catholic.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 216.8 kB (11%)

Content Size

2.0 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Physics.catholic.edu main page is 2.0 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 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 142.9 kB

  • Original 151.9 kB
  • After minification 43.6 kB
  • After compression 8.9 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. This page needs HTML code to be minified as it can gain 108.3 kB, which is 71% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 142.9 kB or 94% of the original size.

Image Optimization

-2%

Potential reduce by 29.3 kB

  • Original 1.6 MB
  • After minification 1.6 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. Physics Catholic images are well optimized though.

JavaScript Optimization

-19%

Potential reduce by 31.8 kB

  • Original 165.9 kB
  • After minification 165.9 kB
  • After compression 134.1 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 31.8 kB or 19% of the original size.

CSS Optimization

-23%

Potential reduce by 12.7 kB

  • Original 54.4 kB
  • After minification 54.4 kB
  • After compression 41.7 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. Physics.catholic.edu needs all CSS files to be minified and compressed as it can save up to 12.7 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (64%)

Requests Now

36

After Optimization

13

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Physics Catholic. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

physics.catholic.edu

physics.catholic.edu

9 ms

physics.catholic.edu

physics.catholic.edu

26 ms

jquery.min.js

jquery.min.js

51 ms

header.js

header.js

73 ms

style.css

style.css

92 ms

custom.css

custom.css

68 ms

css

css

60 ms

material-design-iconic-font.min.css

material-design-iconic-font.min.css

73 ms

touchSwipe.min.js

touchSwipe.min.js

66 ms

fastClick.js

fastClick.js

68 ms

lunr.min.js

lunr.min.js

70 ms

flickity.js

flickity.js

126 ms

flickity-imageLoaded.js

flickity-imageLoaded.js

76 ms

slick.js

slick.js

85 ms

object-fit-polyfill.js

object-fit-polyfill.js

77 ms

mustache.js

mustache.js

78 ms

packery.pkgd.min.js

packery.pkgd.min.js

74 ms

bottom.js

bottom.js

88 ms

news.js

news.js

125 ms

profile-feed.js

profile-feed.js

124 ms

modernizr-2.6.1.min.js

modernizr-2.6.1.min.js

251 ms

elliance.tracking.js

elliance.tracking.js

251 ms

packery.pkgd.min.js

packery.pkgd.min.js

164 ms

gtm.js

gtm.js

265 ms

physics-homedr8_6012-1600.jpg

physics-homedr8_6012-1600.jpg

262 ms

odyssey_day_302-1200.jpg

odyssey_day_302-1200.jpg

349 ms

cua-logo-long.png

cua-logo-long.png

222 ms

NASA-1200px.jpg

NASA-1200px.jpg

251 ms

CUA-Seal-Footer.png

CUA-Seal-Footer.png

222 ms

Academics1200.jpg

Academics1200.jpg

279 ms

FacResearch1200.jpg

FacResearch1200.jpg

253 ms

DCAdvantage1200.jpg

DCAdvantage1200.jpg

255 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

256 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

280 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

298 ms

ltw-logo.png

ltw-logo.png

93 ms

Material-Design-Iconic-Font.woff

Material-Design-Iconic-Font.woff

93 ms

Material-Design-Iconic-Font.woff

Material-Design-Iconic-Font.woff

92 ms

J7aRnpd8CGxBHpUutLY.ttf

J7aRnpd8CGxBHpUutLY.ttf

174 ms

J7acnpd8CGxBHp2VkaY_zps.ttf

J7acnpd8CGxBHp2VkaY_zps.ttf

213 ms

1Pt2g8TAX_SGgBGUi0tGOYEga5WOwnsS.ttf

1Pt2g8TAX_SGgBGUi0tGOYEga5WOwnsS.ttf

213 ms

analytics.js

analytics.js

170 ms

feed.json

feed.json

144 ms

iframe_api

iframe_api

139 ms

linkid.js

linkid.js

14 ms

feed.json

feed.json

25 ms

www-widgetapi.js

www-widgetapi.js

11 ms

Accessibility Review

physics.catholic.edu accessibility score

85

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

[aria-*] attributes do not have valid values

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

physics.catholic.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

physics.catholic.edu SEO score

80

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 Physics.catholic.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 Physics.catholic.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

physics.catholic.edu

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