Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 88

    SEO

    Google-friendlier than
    66% of websites

Page Load Speed

491 ms in total

First Response

244 ms

Resources Loaded

247 ms

Page Rendered

0 ms

classes.ucdavis.edu screenshot

About Website

Visit classes.ucdavis.edu now to see the best up-to-date Classes Ucdavis content for United States and also check out these interesting facts you probably never knew about classes.ucdavis.edu

Visit classes.ucdavis.edu

Key Findings

We analyzed Classes.ucdavis.edu page load time and found that the first response time was 244 ms and then it took 247 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

classes.ucdavis.edu performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value21.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.0 s

0/100

25%

SI (Speed Index)

Value25.8 s

0/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.145

77/100

15%

TTI (Time to Interactive)

Value21.4 s

1/100

10%

Network Requests Diagram

classes.ucdavis.edu

244 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Classes.ucdavis.edu and no external sources were called. The less responsive or slowest element that took the longest time to load (244 ms) belongs to the original domain Classes.ucdavis.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 30 B (18%)

Content Size

166 B

After Optimization

136 B

In fact, the total size of Classes.ucdavis.edu main page is 166 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 166 B which makes up the majority of the site volume.

HTML Optimization

-18%

Potential reduce by 30 B

  • Original 166 B
  • After minification 166 B
  • After compression 136 B

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 30 B or 18% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

classes.ucdavis.edu accessibility score

83

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

Form elements do not have associated labels

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

classes.ucdavis.edu best practices score

75

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

High

Missing source maps for large first-party JavaScript

SEO Factors

classes.ucdavis.edu SEO score

88

Search Engine Optimization Advices

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    N/A

  • 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 Classes.ucdavis.edu can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Classes.ucdavis.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 Classes Ucdavis. 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: