Report Summary

  • 26

    Performance

    Renders faster than
    46% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

extension.ucsb.edu

UCSB Professional and Continuing Education

Page Load Speed

19 sec in total

First Response

4.8 sec

Resources Loaded

13.9 sec

Page Rendered

314 ms

extension.ucsb.edu screenshot

About Website

Visit extension.ucsb.edu now to see the best up-to-date Extension UCSB content for United States and also check out these interesting facts you probably never knew about extension.ucsb.edu

UCSB Extension, now known as Professional and Continuing Education, is committed to providing essential skills and expertise to compete in today's job market. We are helping shape the future of o...

Visit extension.ucsb.edu

Key Findings

We analyzed Extension.ucsb.edu page load time and found that the first response time was 4.8 sec and then it took 14.3 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

extension.ucsb.edu performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value8.4 s

18/100

10%

TBT (Total Blocking Time)

Value1,680 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value18.9 s

3/100

10%

Network Requests Diagram

extension.ucsb.edu

4763 ms

index.jsp

558 ms

bootstrap.min.css

558 ms

datepicker3-1.3.0-0-g37db99f.css

415 ms

icomoon.css

175 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 73% of them (38 requests) were addressed to the original Extension.ucsb.edu, 8% (4 requests) were made to Google-analytics.com and 4% (2 requests) were made to Assets.zendesk.com. The less responsive or slowest element that took the longest time to load (8.6 sec) relates to the external source S7.addthis.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (44%)

Content Size

3.0 MB

After Optimization

1.7 MB

In fact, the total size of Extension.ucsb.edu main page is 3.0 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. 50% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 77.8 kB

  • Original 100.8 kB
  • After minification 84.1 kB
  • After compression 23.0 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. This page needs HTML code to be minified as it can gain 16.6 kB, which is 17% 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 77.8 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 35.2 kB

  • Original 1.2 MB
  • After minification 1.2 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. Extension UCSB images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 1.0 MB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 403.2 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 1.0 MB or 72% of the original size.

CSS Optimization

-84%

Potential reduce by 177.5 kB

  • Original 211.3 kB
  • After minification 190.9 kB
  • After compression 33.8 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. Extension.ucsb.edu needs all CSS files to be minified and compressed as it can save up to 177.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (39%)

Requests Now

46

After Optimization

28

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Extension UCSB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

extension.ucsb.edu accessibility score

95

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.

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

extension.ucsb.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

Page has valid source maps

SEO Factors

extension.ucsb.edu SEO score

84

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

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Extension.ucsb.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 Extension.ucsb.edu main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Extension UCSB. 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: