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douglasdeitch.com screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    60% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

douglasdeitch.com

Douglas Deitch @ 8/12/2011 California Coastal Commission Meeting: Water Berry Ponzi Scheme - YouTube

Page Load Speed

1.5 sec in total

First Response

193 ms

Resources Loaded

1.1 sec

Page Rendered

226 ms

douglasdeitch.com screenshot

About Website

Click here to check amazing Douglas Deitch content. Otherwise, check out these important facts you probably never knew about douglasdeitch.com

Douglas Deitch, Executive Director of Monterey Bay Conservancy schools California Coastal Commission on Monterey Bay's Water/Berry Ponzi Scheme and groundwat...

Visit douglasdeitch.com

Key Findings

We analyzed Douglasdeitch.com page load time and found that the first response time was 193 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

douglasdeitch.com performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

62/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value2,050 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value13.3 s

12/100

10%

Network Requests Diagram

douglasdeitch.com

193 ms

watch

390 ms

scheduler.js

22 ms

base.js

51 ms

www-core-vflL2i7T6.css

42 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Douglasdeitch.com, 65% (11 requests) were made to S.ytimg.com and 12% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (455 ms) relates to the external source P2-eaglsdie22tck-ugyso4s3rckfveei-if-v6exp3-v4.metric.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 617.3 kB (76%)

Content Size

808.1 kB

After Optimization

190.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Douglasdeitch.com main page is 808.1 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. 20% of websites need less resources to load. CSS take 512.4 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 116.7 kB

  • Original 154.1 kB
  • After minification 148.7 kB
  • After compression 37.4 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 116.7 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 5 B

  • Original 28.4 kB
  • After minification 28.4 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. Douglas Deitch images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 72.4 kB

  • Original 113.2 kB
  • After minification 113.2 kB
  • After compression 40.7 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 72.4 kB or 64% of the original size.

CSS Optimization

-84%

Potential reduce by 428.2 kB

  • Original 512.4 kB
  • After minification 512.1 kB
  • After compression 84.2 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. Douglasdeitch.com needs all CSS files to be minified and compressed as it can save up to 428.2 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (50%)

Requests Now

12

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Douglas Deitch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

douglasdeitch.com

douglasdeitch.com

193 ms

watch

watch

390 ms

scheduler.js

scheduler.js

22 ms

base.js

base.js

51 ms

www-core-vflL2i7T6.css

www-core-vflL2i7T6.css

42 ms

www-player-vflfiuNNf.css

www-player-vflfiuNNf.css

41 ms

www-pageframe-vflf2xejO.css

www-pageframe-vflf2xejO.css

41 ms

crossdomain.xml

crossdomain.xml

58 ms

www-watch-transcript-vflp9_n_i.css

www-watch-transcript-vflp9_n_i.css

4 ms

pixel-vfl3z5WfW.gif

pixel-vfl3z5WfW.gif

49 ms

www-hitchhiker-vflvB63an.png

www-hitchhiker-vflvB63an.png

24 ms

icn_loading_animated-vflff1Mjj.gif

icn_loading_animated-vflff1Mjj.gif

4 ms

zN7GBFwfMP4uA6AR0HCoLQ.ttf

zN7GBFwfMP4uA6AR0HCoLQ.ttf

27 ms

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

29 ms

spf.js

spf.js

24 ms

base.js

base.js

32 ms

iframe.html

iframe.html

455 ms

Accessibility Review

douglasdeitch.com accessibility score

68

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

douglasdeitch.com best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

douglasdeitch.com SEO score

93

Search Engine Optimization Advices

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

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Douglasdeitch.com 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 Douglasdeitch.com main page’s claimed encoding is . 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

douglasdeitch.com

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