4.5 sec in total
203 ms
4 sec
250 ms
Welcome to trainingcenter.blackboard.com homepage info - get ready to check Trainingcenter Blackboard best content for United States right away, or after learning these important things about trainingcenter.blackboard.com
Visit trainingcenter.blackboard.comWe analyzed Trainingcenter.blackboard.com page load time and found that the first response time was 203 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
trainingcenter.blackboard.com performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value3.3 s
70/100
25%
Value8.1 s
21/100
10%
Value2,160 ms
6/100
30%
Value0.069
96/100
15%
Value22.7 s
1/100
10%
203 ms
501 ms
866 ms
79 ms
114 ms
Our browser made a total of 49 requests to load all elements on the main page. We found that 82% of them (40 requests) were addressed to the original Trainingcenter.blackboard.com, 8% (4 requests) were made to Google-analytics.com and 2% (1 request) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Trainingcenter.blackboard.com.
Page size can be reduced by 1.9 MB (60%)
3.2 MB
1.3 MB
In fact, the total size of Trainingcenter.blackboard.com main page is 3.2 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. 25% of websites need less resources to load. Javascripts take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 53.8 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. This page needs HTML code to be minified as it can gain 7.5 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 53.8 kB or 82% of the original size.
Potential reduce by 29.5 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. Trainingcenter Blackboard images are well optimized though.
Potential reduce by 1.5 MB
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 1.5 MB or 70% of the original size.
Potential reduce by 325.7 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. Trainingcenter.blackboard.com needs all CSS files to be minified and compressed as it can save up to 325.7 kB or 89% of the original size.
Number of requests can be reduced by 33 (72%)
46
13
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Trainingcenter Blackboard. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
trainingcenter.blackboard.com
203 ms
trainingcenter.blackboard.com
501 ms
Browse
866 ms
js
79 ms
Terminology
114 ms
ext-theme-gray-all.css
442 ms
ext-all.js
1308 ms
jquery
670 ms
jquery.jgrowl.css
279 ms
jquery.jgrowl.min.js
303 ms
jquery.placeholder.js
287 ms
CourseSearch.js
384 ms
jqueryval
484 ms
jqueryui
993 ms
common
484 ms
css
553 ms
gsmu-base
839 ms
gsmu-models
722 ms
gsmu-extjs
753 ms
gsmu-public
782 ms
css
834 ms
css
857 ms
gsmu-public-course
898 ms
recaptcha_ajax.js
30 ms
analytics.js
85 ms
bg.jpg
272 ms
all.js
374 ms
bg_bottom.jpg
232 ms
bg_top.jpg
230 ms
2016%20d.png
647 ms
trolley.png
248 ms
bg_main.jpg
224 ms
grad_p_off.jpg
249 ms
bg_search_menu.jpg
249 ms
Arrow-27.png
247 ms
bg_footer.jpg
219 ms
text-bg.gif
159 ms
radio.gif
159 ms
lock.png
158 ms
column-1.png
114 ms
square.png
116 ms
Search%201.png
207 ms
date-trigger.gif
217 ms
delete.png
247 ms
collect
12 ms
collect
18 ms
collect
29 ms
48 ms
xd_arbiter.php
261 ms
trainingcenter.blackboard.com accessibility score
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
trainingcenter.blackboard.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
trainingcenter.blackboard.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Trainingcenter.blackboard.com 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 Trainingcenter.blackboard.com 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.
trainingcenter.blackboard.com
Open Graph description is not detected on the main page of Trainingcenter Blackboard. 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: