Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

stoddart.northwestern.edu

Stoddart Mechanostereochemistry Group – Chemistry & Molecular Nanotechnology in Tomorrow's World

Page Load Speed

953 ms in total

First Response

252 ms

Resources Loaded

560 ms

Page Rendered

141 ms

stoddart.northwestern.edu screenshot

About Website

Welcome to stoddart.northwestern.edu homepage info - get ready to check Stoddart Northwestern best content for United States right away, or after learning these important things about stoddart.northwestern.edu

Stoddart Research Group, We are part of the Northwestern University.

Visit stoddart.northwestern.edu

Key Findings

We analyzed Stoddart.northwestern.edu page load time and found that the first response time was 252 ms and then it took 701 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

stoddart.northwestern.edu performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value24.8 s

0/100

25%

SI (Speed Index)

Value16.1 s

0/100

10%

TBT (Total Blocking Time)

Value420 ms

66/100

30%

CLS (Cumulative Layout Shift)

Value0.299

40/100

15%

TTI (Time to Interactive)

Value60.8 s

0/100

10%

Network Requests Diagram

stoddart.northwestern.edu

252 ms

Banner1.jpg

275 ms

Home.jpg

158 ms

Contact.jpg

163 ms

Tools.jpg

159 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that all of those requests were addressed to Stoddart.northwestern.edu and no external sources were called. The less responsive or slowest element that took the longest time to load (292 ms) belongs to the original domain Stoddart.northwestern.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 149.2 kB (37%)

Content Size

405.0 kB

After Optimization

255.8 kB

In fact, the total size of Stoddart.northwestern.edu main page is 405.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 391.6 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 9.7 kB

  • Original 12.6 kB
  • After minification 11.3 kB
  • After compression 2.9 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. 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 9.7 kB or 77% of the original size.

Image Optimization

-36%

Potential reduce by 139.2 kB

  • Original 391.6 kB
  • After minification 252.4 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. Obviously, Stoddart Northwestern needs image optimization as it can save up to 139.2 kB or 36% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-20%

Potential reduce by 28 B

  • Original 138 B
  • After minification 128 B
  • After compression 110 B

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 28 B or 20% of the original size.

CSS Optimization

-53%

Potential reduce by 340 B

  • Original 642 B
  • After minification 470 B
  • After compression 302 B

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. Stoddart.northwestern.edu needs all CSS files to be minified and compressed as it can save up to 340 B or 53% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

21

After Optimization

21

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stoddart Northwestern. According to our analytics all requests are already optimized.

Accessibility Review

stoddart.northwestern.edu accessibility score

98

Accessibility Issues

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

Best Practices

stoddart.northwestern.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

stoddart.northwestern.edu SEO score

83

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

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

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Stoddart.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 Stoddart.northwestern.edu main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Stoddart Northwestern. 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: