Tools & Wizards About Us

Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

cmcommons.org

Collaborative Media Commons

Page Load Speed

1.1 sec in total

First Response

88 ms

Resources Loaded

648 ms

Page Rendered

333 ms

About Website

Welcome to cmcommons.org homepage info - get ready to check Cm Commons best content right away, or after learning these important things about cmcommons.org

This site houses the Collaborative Media Commons project based in the Department of English, University of California, Santa Barbara.

Visit cmcommons.org

Key Findings

We analyzed Cmcommons.org page load time and found that the first response time was 88 ms and then it took 981 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

cmcommons.org performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

100/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.054

98/100

15%

TTI (Time to Interactive)

Value5.0 s

77/100

10%

Network Requests Diagram

cmcommons.org

88 ms

media.css

25 ms

arrow.gif

47 ms

arrow-dn-long.gif

52 ms

arrow-up.gif

48 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that 87% of them (13 requests) were addressed to the original Cmcommons.org, 7% (1 request) were made to Player.vimeo.com and 7% (1 request) were made to I.vimeocdn.com. The less responsive or slowest element that took the longest time to load (298 ms) relates to the external source I.vimeocdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.2 kB (5%)

Content Size

169.6 kB

After Optimization

160.4 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Cmcommons.org main page is 169.6 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. Only 10% of websites need less resources to load. Images take 156.5 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 7.5 kB

  • Original 11.5 kB
  • After minification 10.6 kB
  • After compression 4.0 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 7.5 kB or 65% of the original size.

Image Optimization

-1%

Potential reduce by 1.3 kB

  • Original 156.5 kB
  • After minification 155.2 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. Cm Commons images are well optimized though.

CSS Optimization

-26%

Potential reduce by 421 B

  • Original 1.6 kB
  • After minification 1.6 kB
  • After compression 1.2 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. Cmcommons.org needs all CSS files to be minified and compressed as it can save up to 421 B or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (43%)

Requests Now

14

After Optimization

8

  • AJAX
  • Images
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cm Commons. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

cmcommons.org accessibility score

58

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

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

High

Image elements do not have [alt] attributes

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

cmcommons.org best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

cmcommons.org SEO score

54

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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 Cmcommons.org 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 Cmcommons.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

Open Graph description is not detected on the main page of Cm Commons. 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: