Report Summary

  • 29

    Performance

    Renders faster than
    48% 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

  • 93

    SEO

    Google-friendlier than
    83% of websites

endo.wustl.edu

John T. Milken Department of Medicine Division of Endocrinology, Metabolism and Lipid Research | Washington University School of Medicine in St. Louis

Page Load Speed

3.1 sec in total

First Response

136 ms

Resources Loaded

2.5 sec

Page Rendered

469 ms

endo.wustl.edu screenshot

About Website

Click here to check amazing Endo Wu St L content for United States. Otherwise, check out these important facts you probably never knew about endo.wustl.edu

National leaders in the treatment of endocrine and metabolic disorders such as thyroid diseases, diabetes, hyperlipidemia and osteoporosis.

Visit endo.wustl.edu

Key Findings

We analyzed Endo.wustl.edu page load time and found that the first response time was 136 ms and then it took 3 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

endo.wustl.edu performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value21.5 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value690 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value16.3 s

5/100

10%

Network Requests Diagram

endo.wustl.edu

136 ms

endocrinology.wustl.edu

362 ms

style.min.css

62 ms

style-ppi-single.css

121 ms

mediaelementplayer-legacy.min.css

181 ms

Our browser made a total of 126 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Endo.wustl.edu, 67% (84 requests) were made to Endocrinology.wustl.edu and 14% (18 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (623 ms) relates to the external source Endocrinology.wustl.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 280.5 kB (11%)

Content Size

2.5 MB

After Optimization

2.2 MB

In fact, the total size of Endo.wustl.edu main page is 2.5 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. 75% 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 100.0 kB

  • Original 129.1 kB
  • After minification 126.8 kB
  • After compression 29.0 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 100.0 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.1 MB
  • After minification 1.1 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. Endo Wu St L images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 148.9 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 906.0 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 148.9 kB or 14% of the original size.

CSS Optimization

-18%

Potential reduce by 31.6 kB

  • Original 178.8 kB
  • After minification 178.8 kB
  • After compression 147.2 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. Endo.wustl.edu needs all CSS files to be minified and compressed as it can save up to 31.6 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 94 (83%)

Requests Now

113

After Optimization

19

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Endo Wu St L. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 78 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

endo.wustl.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

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Best Practices

endo.wustl.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

High

Missing source maps for large first-party JavaScript

SEO Factors

endo.wustl.edu SEO score

93

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

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 Endo.wustl.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 Endo.wustl.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

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