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blackboard.selu.edu screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 55

    SEO

    Google-friendlier than
    20% of websites

blackboard.selu.edu

Page Load Speed

17.2 sec in total

First Response

1.6 sec

Resources Loaded

11.3 sec

Page Rendered

4.3 sec

blackboard.selu.edu screenshot

About Website

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

Visit blackboard.selu.edu

Key Findings

We analyzed Blackboard.selu.edu page load time and found that the first response time was 1.6 sec and then it took 15.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

blackboard.selu.edu performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value4.7 s

68/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.0 s

88/100

10%

Network Requests Diagram

blackboard.selu.edu

1559 ms

selu_forms.css

5716 ms

jquery.min.js

4309 ms

style.css

5653 ms

jqueryui.css

5619 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Blackboard.selu.edu, 49% (17 requests) were made to Southeastern.edu and 31% (11 requests) were made to Www2.southeastern.edu. The less responsive or slowest element that took the longest time to load (7.2 sec) relates to the external source Www2.southeastern.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 60.0 kB (35%)

Content Size

170.3 kB

After Optimization

110.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blackboard.selu.edu main page is 170.3 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. 15% of websites need less resources to load. Javascripts take 57.3 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 7.7 kB

  • Original 10.8 kB
  • After minification 10.3 kB
  • After compression 3.1 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 7.7 kB or 71% of the original size.

Image Optimization

-9%

Potential reduce by 4.1 kB

  • Original 47.5 kB
  • After minification 43.3 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 Selu images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 1.8 kB

  • Original 57.3 kB
  • After minification 57.3 kB
  • After compression 55.5 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

-85%

Potential reduce by 46.4 kB

  • Original 54.8 kB
  • After minification 37.9 kB
  • After compression 8.4 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.selu.edu needs all CSS files to be minified and compressed as it can save up to 46.4 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (62%)

Requests Now

21

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackboard Selu. 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 CSS and as a result speed up the page load time.

Network Requests Diagram

blackboard.selu.edu

blackboard.selu.edu

1559 ms

selu_forms.css

selu_forms.css

5716 ms

jquery.min.js

jquery.min.js

4309 ms

style.css

style.css

5653 ms

jqueryui.css

jqueryui.css

5619 ms

phpjs.js

phpjs.js

5653 ms

jquery.js

jquery.js

5650 ms

jqueryui.js

jqueryui.js

5648 ms

jquery.form.js

jquery.form.js

5633 ms

jquery.currency.js

jquery.currency.js

7153 ms

jquery.blockui.js

jquery.blockui.js

6968 ms

jquery.error.js

jquery.error.js

6969 ms

model.js

model.js

6968 ms

jquery.validate.min.js

jquery.validate.min.js

5245 ms

global.js

global.js

6661 ms

selu_style_home.css

selu_style_home.css

2205 ms

selu_main.css

selu_main.css

2291 ms

google_forms.css

google_forms.css

2185 ms

common_styles.css

common_styles.css

2300 ms

green.css

green.css

2213 ms

selu_forms.css

selu_forms.css

2210 ms

print.css

print.css

892 ms

print.css

print.css

2063 ms

ga.js

ga.js

410 ms

body_bg_header.jpg

body_bg_header.jpg

800 ms

headergreen.jpg

headergreen.jpg

857 ms

main_header_logo.jpg

main_header_logo.jpg

987 ms

goldbar.jpg

goldbar.jpg

820 ms

headertan.jpg

headertan.jpg

872 ms

home_bodylighttan.jpg

home_bodylighttan.jpg

871 ms

pagebottom.jpg

pagebottom.jpg

889 ms

__utm.gif

__utm.gif

113 ms

go_search.gif

go_search.gif

187 ms

go_qlinks.gif

go_qlinks.gif

162 ms

header_default_nonav.jpg

header_default_nonav.jpg

187 ms

Accessibility Review

blackboard.selu.edu accessibility score

70

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

Document doesn't have a <title> element

High

Form elements do not have associated labels

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

blackboard.selu.edu best practices score

67

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

SEO Factors

blackboard.selu.edu SEO score

55

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

Document doesn't have a <title> element

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blackboard.selu.edu can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Blackboard.selu.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

blackboard.selu.edu

Open Graph description is not detected on the main page of Blackboard Selu. 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: