Access sdccdolvid.org. OnDemand @ SDCCD, Open Education Resources from the San Diego Community College District

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value15.7 s

0/100

10%

TBT (Total Blocking Time)

Value19,480 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value47.6 s

0/100

10%

sdccdolvid.org

759 ms

wp-emoji-release.min.js

99 ms

style.min.css

657 ms

style-wpzoom-social-icons.css

163 ms

theme-utils.css

480 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 81% of them (58 requests) were addressed to the original Sdccdolvid.org, 6% (4 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Sdccd.us-west-2.instructuremedia.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Sdccdolvid.org.

Content Size

2.0 MB

After Optimization

1.7 MB

In fact, the total size of Sdccdolvid.org main page is 2.0 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. 55% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 99.5 kB

Original 112.7 kB
After minification 104.0 kB
After compression 13.2 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 99.5 kB or 88% of the original size.

Image Optimization

-8%

Potential reduce by 141.9 kB

Original 1.7 MB
After minification 1.6 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. SDCCD Olvid images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 18.0 kB

Original 89.4 kB
After minification 89.4 kB
After compression 71.4 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 18.0 kB or 20% of the original size.

CSS Optimization

-15%

Potential reduce by 18.5 kB

Original 121.1 kB
After minification 121.0 kB
After compression 102.6 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. Sdccdolvid.org needs all CSS files to be minified and compressed as it can save up to 18.5 kB or 15% of the original size.

Requests Now

After Optimization

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SDCCD Olvid. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-hidden="true"] elements contain focusable descendents

These are opportunities to improve the legibility of your content.

High

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

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.

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Sdccdolvid.org 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 Sdccdolvid.org 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

sdccdolvid.org

Open Graph description is not detected on the main page of SDCCD Olvid. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

OnDemand @ SDCCD, Open Education Resources from the San Diego Community College District

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

sdccdolvid.org

wp-emoji-release.min.js

style.min.css

style-wpzoom-social-icons.css

theme-utils.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

sdccdolvid.org

wp-emoji-release.min.js

style.min.css

style-wpzoom-social-icons.css

theme-utils.css

style.css

media-queries.css

css

dashicons.min.css

css

wpzoom-socicon.css

genericons.css

academicons.min.css

font-awesome-3.min.css

wpzoom-social-icons-styles.css

light.css

jquery.min.js

jquery-migrate.min.js

init.js

fitvids.min.js

flexslider.js

slider.js

jquery.mmenu.min.all.js

superfish.min.js

functions.js

social-icons-widget-frontend.js

oer_student_training_orientation_sm.jpg

open_ondemand_header800x250.jpg

search-icon.png

accessibility_design_usability_logo.jpg

portable_zoom_studio-560x315.jpg

using_new_quizzes_canvas-560x315.jpg

obs_diagram-560x315.jpg

heart-560x315.png

sdccd_oer-1-560x315.png

Video-editing-basics-for-eLearning720x300-560x300.png

canvas_login_page-1024x538.png

turnitin_training_5.19.2022-160x120.jpg

portable_zoom_studio-160x120.jpg

using_new_quizzes_canvas-160x120.jpg

obs_diagram-160x120.jpg

shotcut-tutorial-160x120.jpg

heart-160x120.png