Report Summary

  • 36

    Performance

    Renders faster than
    56% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

blackboard.stockton.edu

Blackboard Learn

Page Load Speed

1 sec in total

First Response

106 ms

Resources Loaded

683 ms

Page Rendered

243 ms

blackboard.stockton.edu screenshot

About Website

Visit blackboard.stockton.edu now to see the best up-to-date Blackboard Stockton content for United States and also check out these interesting facts you probably never knew about blackboard.stockton.edu

Visit blackboard.stockton.edu

Key Findings

We analyzed Blackboard.stockton.edu page load time and found that the first response time was 106 ms and then it took 926 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

blackboard.stockton.edu performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value4.9 s

64/100

10%

TBT (Total Blocking Time)

Value530 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value1.025

2/100

15%

TTI (Time to Interactive)

Value7.7 s

45/100

10%

Network Requests Diagram

blackboard.stockton.edu

106 ms

shared.css

30 ms

theme.css

39 ms

brand.css

41 ms

i18n.js

36 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 84% of them (27 requests) were addressed to the original Blackboard.stockton.edu, 6% (2 requests) were made to Ssl.google-analytics.com and 3% (1 request) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (116 ms) belongs to the original domain Blackboard.stockton.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 977.6 kB (77%)

Content Size

1.3 MB

After Optimization

294.0 kB

In fact, the total size of Blackboard.stockton.edu main page is 1.3 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. Javascripts take 775.0 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 37.5 kB

  • Original 49.7 kB
  • After minification 49.1 kB
  • After compression 12.3 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 37.5 kB or 75% of the original size.

Image Optimization

-8%

Potential reduce by 5.3 kB

  • Original 66.6 kB
  • After minification 61.3 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. Blackboard Stockton images are well optimized though.

JavaScript Optimization

-81%

Potential reduce by 628.8 kB

  • Original 775.0 kB
  • After minification 513.5 kB
  • After compression 146.3 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 628.8 kB or 81% of the original size.

CSS Optimization

-80%

Potential reduce by 306.1 kB

  • Original 380.3 kB
  • After minification 354.9 kB
  • After compression 74.2 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. Blackboard.stockton.edu needs all CSS files to be minified and compressed as it can save up to 306.1 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (57%)

Requests Now

30

After Optimization

13

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackboard Stockton. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

blackboard.stockton.edu accessibility score

90

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

blackboard.stockton.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

blackboard.stockton.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 Blackboard.stockton.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 Blackboard.stockton.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 Blackboard Stockton. 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: