Tools & Wizards About Us
publichealth.northwestern.edu screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

publichealth.northwestern.edu

Program in Public Health: Program in Public Health: Feinberg School of Medicine

Page Load Speed

2.4 sec in total

First Response

90 ms

Resources Loaded

2 sec

Page Rendered

365 ms

publichealth.northwestern.edu screenshot

About Website

Click here to check amazing Public Health Northwestern content for United States. Otherwise, check out these important facts you probably never knew about publichealth.northwestern.edu

Learn about the master’s programs offered by Northwestern University Feinberg School of Medicine’s Program in Public Health.

Visit publichealth.northwestern.edu

Key Findings

We analyzed Publichealth.northwestern.edu page load time and found that the first response time was 90 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

publichealth.northwestern.edu performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value10.5 s

0/100

25%

SI (Speed Index)

Value5.8 s

50/100

10%

TBT (Total Blocking Time)

Value490 ms

59/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.0 s

27/100

10%

Network Requests Diagram

publichealth.northwestern.edu

90 ms

publichealth.northwestern.edu

90 ms

www.publichealth.northwestern.edu

128 ms

883 ms

bootstrap.min.css

52 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 6% of them (3 requests) were addressed to the original Publichealth.northwestern.edu, 19% (9 requests) were made to Feinberg.northwestern.edu and 13% (6 requests) were made to Medtargetsystem.com. The less responsive or slowest element that took the longest time to load (883 ms) relates to the external source Feinberg.northwestern.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 79.5 kB (5%)

Content Size

1.6 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Publichealth.northwestern.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. 50% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 14.3 kB

  • Original 20.4 kB
  • After minification 19.1 kB
  • After compression 6.1 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 14.3 kB or 70% of the original size.

Image Optimization

-2%

Potential reduce by 30.6 kB

  • Original 1.4 MB
  • After minification 1.4 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. Public Health Northwestern images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 2.5 kB

  • Original 110.2 kB
  • After minification 109.5 kB
  • After compression 107.8 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

-61%

Potential reduce by 32.1 kB

  • Original 53.0 kB
  • After minification 52.2 kB
  • After compression 20.8 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. Publichealth.northwestern.edu needs all CSS files to be minified and compressed as it can save up to 32.1 kB or 61% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (47%)

Requests Now

34

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Public Health Northwestern. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

publichealth.northwestern.edu

publichealth.northwestern.edu

90 ms

publichealth.northwestern.edu

publichealth.northwestern.edu

90 ms

www.publichealth.northwestern.edu

www.publichealth.northwestern.edu

128 ms

883 ms

bootstrap.min.css

bootstrap.min.css

52 ms

all.css

all.css

70 ms

css

css

69 ms

css

css

88 ms

landing-page.css

landing-page.css

166 ms

v4.0.css

v4.0.css

30 ms

siteanalyze_16505.js

siteanalyze_16505.js

67 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

47 ms

popper.min.js

popper.min.js

64 ms

bootstrap.min.js

bootstrap.min.js

73 ms

slick.min.js

slick.min.js

74 ms

common.js

common.js

142 ms

slick-home.js

slick-home.js

142 ms

beacon.js

beacon.js

57 ms

gtm.js

gtm.js

85 ms

biostatistics-class-in-progress-1440-400.jpg

biostatistics-class-in-progress-1440-400.jpg

235 ms

grey-slash.svg

grey-slash.svg

228 ms

Feinberg-linear-white-240.svg

Feinberg-linear-white-240.svg

53 ms

donate-background.png

donate-background.png

253 ms

Northwestern_horizontal_white-trimmed.svg

Northwestern_horizontal_white-trimmed.svg

51 ms

icon-event.svg

icon-event.svg

170 ms

statisical-class-550-310.jpeg

statisical-class-550-310.jpeg

239 ms

classroom-discussion-550-310.jpg

classroom-discussion-550-310.jpg

265 ms

ms-epi-feat_330x186.jpg

ms-epi-feat_330x186.jpg

220 ms

ward-building-on-campus-summer-550-310.jpg

ward-building-on-campus-summer-550-310.jpg

285 ms

podcast-icon.svg

podcast-icon.svg

204 ms

94 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7j.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7j.woff

63 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

65 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQ.woff

82 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVQ.woff

81 ms

fa-solid-900.woff

fa-solid-900.woff

28 ms

fa-regular-400.woff

fa-regular-400.woff

43 ms

fa-brands-400.woff

fa-brands-400.woff

59 ms

signal.js

signal.js

10 ms

fp.js

fp.js

28 ms

_itu.png

_itu.png

41 ms

82 ms

21 ms

getuidp

getuidp

30 ms

redir

redir

37 ms

generic

generic

15 ms

generic

generic

3 ms

Accessibility Review

publichealth.northwestern.edu accessibility score

98

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

publichealth.northwestern.edu best practices score

83

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

Page has valid source maps

SEO Factors

publichealth.northwestern.edu SEO score

100

Search Engine Optimization Advices

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 Publichealth.northwestern.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 Publichealth.northwestern.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

publichealth.northwestern.edu

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