Tools & Wizards About Us

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

coenv.washington.edu

College of the Environment | University of Washington

Page Load Speed

2.8 sec in total

First Response

226 ms

Resources Loaded

2.3 sec

Page Rendered

284 ms

About Website

Welcome to coenv.washington.edu homepage info - get ready to check Coenv Washington best content for United States right away, or after learning these important things about coenv.washington.edu

By connecting some of the world’s leading educators and researchers with students, practitioners and citizens, UW Environment cultivates communities who work with and learn from each other as they con...

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Key Findings

We analyzed Coenv.washington.edu page load time and found that the first response time was 226 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

coenv.washington.edu performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value1,220 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

Network Requests Diagram

coenv.washington.edu

226 ms

environment.uw.edu

192 ms

environment.uw.edu

372 ms

screen.css

208 ms

alert.min.js

777 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Coenv.washington.edu, 67% (32 requests) were made to Environment.uw.edu and 25% (12 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (777 ms) relates to the external source Washington.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 106.1 kB (15%)

Content Size

709.4 kB

After Optimization

603.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coenv.washington.edu main page is 709.4 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. 55% of websites need less resources to load. Images take 354.1 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 95.8 kB

  • Original 116.2 kB
  • After minification 109.7 kB
  • After compression 20.4 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 95.8 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 7.2 kB

  • Original 354.1 kB
  • After minification 346.9 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. Coenv Washington images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 2.9 kB

  • Original 121.7 kB
  • After minification 121.7 kB
  • After compression 118.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 163 B

  • Original 117.3 kB
  • After minification 117.3 kB
  • After compression 117.2 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. Coenv.washington.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 9 (28%)

Requests Now

32

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coenv Washington. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

coenv.washington.edu accessibility score

98

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.

Best Practices

coenv.washington.edu best practices score

83

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

Page has valid source maps

SEO Factors

coenv.washington.edu SEO score

97

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 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 Coenv.washington.edu 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 Coenv.washington.edu 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 Coenv Washington. 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: