Report Summary

  • 36

    Performance

    Renders faster than
    56% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

ulearn.jwu.edu

Blackboard Learn

Page Load Speed

548 ms in total

First Response

53 ms

Resources Loaded

404 ms

Page Rendered

91 ms

ulearn.jwu.edu screenshot

About Website

Click here to check amazing U Learn Jwu content for United States. Otherwise, check out these important facts you probably never knew about ulearn.jwu.edu

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Key Findings

We analyzed Ulearn.jwu.edu page load time and found that the first response time was 53 ms and then it took 495 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

ulearn.jwu.edu performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value550 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.424

22/100

15%

TTI (Time to Interactive)

Value7.8 s

45/100

10%

Network Requests Diagram

ulearn.jwu.edu

53 ms

shared.css

7 ms

theme.css

12 ms

colorpalette.generated.modern.css

11 ms

brand.css

13 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 97% of them (32 requests) were addressed to the original Ulearn.jwu.edu, 3% (1 request) were made to Js-agent.newrelic.com. The less responsive or slowest element that took the longest time to load (61 ms) belongs to the original domain Ulearn.jwu.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.9 MB (77%)

Content Size

2.4 MB

After Optimization

561.2 kB

In fact, the total size of Ulearn.jwu.edu main page is 2.4 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. 35% of websites need less resources to load. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 24.9 kB

  • Original 34.7 kB
  • After minification 34.0 kB
  • After compression 9.8 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 24.9 kB or 72% of the original size.

Image Optimization

-3%

Potential reduce by 4.9 kB

  • Original 165.5 kB
  • After minification 160.7 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. U Learn Jwu images are well optimized though.

JavaScript Optimization

-83%

Potential reduce by 1.2 MB

  • Original 1.5 MB
  • After minification 947.3 kB
  • After compression 242.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 1.2 MB or 83% of the original size.

CSS Optimization

-80%

Potential reduce by 607.6 kB

  • Original 756.1 kB
  • After minification 707.6 kB
  • After compression 148.5 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. Ulearn.jwu.edu needs all CSS files to be minified and compressed as it can save up to 607.6 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (67%)

Requests Now

21

After Optimization

7

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U Learn Jwu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ulearn.jwu.edu accessibility score

93

Accessibility Issues

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

ulearn.jwu.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

ulearn.jwu.edu SEO score

77

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

High

Page is blocked from indexing

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 Ulearn.jwu.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 Ulearn.jwu.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 description is not detected on the main page of U Learn Jwu. 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: