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ioes.ucla.edu screenshot

Report Summary

  • 79

    Performance

    Renders faster than
    85% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

ioes.ucla.edu

Institute of the Environment and Sustainability at UCLA — Moving science to action

Page Load Speed

4.2 sec in total

First Response

348 ms

Resources Loaded

3 sec

Page Rendered

784 ms

ioes.ucla.edu screenshot

About Website

Visit ioes.ucla.edu now to see the best up-to-date Ioes UCLA content for United States and also check out these interesting facts you probably never knew about ioes.ucla.edu

The Institute of the Environment and Sustainability moves science to action on the front lines of environmental progress.

Visit ioes.ucla.edu

Key Findings

We analyzed Ioes.ucla.edu page load time and found that the first response time was 348 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

ioes.ucla.edu performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

68/100

25%

SI (Speed Index)

Value6.0 s

46/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

Network Requests Diagram

ioes.ucla.edu

348 ms

www.ioes.ucla.edu

1268 ms

style.min.css

147 ms

style.min.css

290 ms

editor-style.css

210 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 88% of them (22 requests) were addressed to the original Ioes.ucla.edu, 8% (2 requests) were made to Googletagmanager.com and 4% (1 request) were made to S3.amazonaws.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Ioes.ucla.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 346.1 kB (7%)

Content Size

4.8 MB

After Optimization

4.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ioes.ucla.edu main page is 4.8 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. 30% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 46.1 kB

  • Original 60.0 kB
  • After minification 57.0 kB
  • After compression 13.9 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 46.1 kB or 77% of the original size.

Image Optimization

-6%

Potential reduce by 297.8 kB

  • Original 4.7 MB
  • After minification 4.4 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. Ioes UCLA images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 2.0 kB

  • Original 41.6 kB
  • After minification 41.6 kB
  • After compression 39.6 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

-1%

Potential reduce by 211 B

  • Original 32.4 kB
  • After minification 32.4 kB
  • After compression 32.2 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. Ioes.ucla.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 6 (26%)

Requests Now

23

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ioes UCLA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ioes.ucla.edu

ioes.ucla.edu

348 ms

www.ioes.ucla.edu

www.ioes.ucla.edu

1268 ms

style.min.css

style.min.css

147 ms

style.min.css

style.min.css

290 ms

editor-style.css

editor-style.css

210 ms

jquery.min.js

jquery.min.js

295 ms

jquery-migrate.min.js

jquery-migrate.min.js

212 ms

js

js

68 ms

navigation.js

navigation.js

150 ms

forms.js

forms.js

150 ms

gtm.js

gtm.js

51 ms

ucla-ioes-logo.svg

ucla-ioes-logo.svg

75 ms

flower-insect.jpg

flower-insect.jpg

214 ms

pexels-pixabay-237325-1600x1111.jpg

pexels-pixabay-237325-1600x1111.jpg

209 ms

Untitled-design-800x450.png

Untitled-design-800x450.png

497 ms

image-1.png

image-1.png

419 ms

IMG_8713-800x450.jpeg

IMG_8713-800x450.jpeg

214 ms

fracking-flare.jpg

fracking-flare.jpg

215 ms

tarpits-1.jpg

tarpits-1.jpg

421 ms

GTE-15.png

GTE-15.png

655 ms

mapping-los-angeles-800x450.png

mapping-los-angeles-800x450.png

644 ms

sativa-residents-with-water-bottles-800x450.jpg

sativa-residents-with-water-bottles-800x450.jpg

357 ms

img-griffith-800x450.jpg

img-griffith-800x450.jpg

432 ms

ESE-6.jpg

ESE-6.jpg

457 ms

goal.min.js

goal.min.js

27 ms

Accessibility Review

ioes.ucla.edu accessibility score

98

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

Links do not have a discernible name

Best Practices

ioes.ucla.edu best practices score

92

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

SEO Factors

ioes.ucla.edu SEO score

86

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

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 Ioes.ucla.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 Ioes.ucla.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

ioes.ucla.edu

Open Graph data is detected on the main page of Ioes UCLA. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: