Tools & Wizards About Us
billmckibben.com screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 42

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

billmckibben.com

Official site for Bill McKibben: Author - Educator - Environmentalist

Page Load Speed

1.2 sec in total

First Response

12 ms

Resources Loaded

1 sec

Page Rendered

194 ms

billmckibben.com screenshot

About Website

Visit billmckibben.com now to see the best up-to-date Bill Mc Kibben content for United States and also check out these interesting facts you probably never knew about billmckibben.com

Official website for Bill McKibben - author, educator, environmentalist, and Co-founder of 350.org; includes full information on all his books including Falter, Oil and Honey, Eaarth, The End of Natur...

Visit billmckibben.com

Key Findings

We analyzed Billmckibben.com page load time and found that the first response time was 12 ms and then it took 1.2 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

billmckibben.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value2,320 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.02

100/100

15%

TTI (Time to Interactive)

Value13.2 s

12/100

10%

Network Requests Diagram

billmckibben.com

12 ms

billmckibben.com

51 ms

style.css

29 ms

jquery-1.9.1.min.js

38 ms

mac-videotracking.js

104 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 48% of them (19 requests) were addressed to the original Billmckibben.com, 15% (6 requests) were made to Youtube.com and 5% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (500 ms) relates to the external source Youtube.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 20.3 kB (5%)

Content Size

403.0 kB

After Optimization

382.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Billmckibben.com main page is 403.0 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 183.9 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 11.1 kB

  • Original 16.5 kB
  • After minification 15.6 kB
  • After compression 5.4 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 11.1 kB or 67% of the original size.

Image Optimization

-5%

Potential reduce by 6.6 kB

  • Original 142.9 kB
  • After minification 136.3 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. Bill Mc Kibben images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.6 kB

  • Original 183.9 kB
  • After minification 183.8 kB
  • After compression 181.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 59.8 kB
  • After minification 59.8 kB
  • After compression 59.8 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. Billmckibben.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (30%)

Requests Now

33

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bill Mc Kibben. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

billmckibben.com

billmckibben.com

12 ms

billmckibben.com

billmckibben.com

51 ms

style.css

style.css

29 ms

jquery-1.9.1.min.js

jquery-1.9.1.min.js

38 ms

mac-videotracking.js

mac-videotracking.js

104 ms

addthis_widget.js

addthis_widget.js

14 ms

conversion.js

conversion.js

36 ms

ga.js

ga.js

95 ms

fbds.js

fbds.js

100 ms

m95K7LClIC4

m95K7LClIC4

182 ms

uLr_lfyRfqY

uLr_lfyRfqY

500 ms

64370008

64370008

97 ms

108 ms

bg.jpg

bg.jpg

51 ms

masthead_background.jpg

masthead_background.jpg

445 ms

masthead.png

masthead.png

56 ms

theflagthecross.png

theflagthecross.png

80 ms

indiebound.png

indiebound.png

76 ms

amazon.png

amazon.png

66 ms

bn.png

bn.png

103 ms

powells.png

powells.png

128 ms

hudson.png

hudson.png

113 ms

ibooks.png

ibooks.png

173 ms

billmckibben.jpg

billmckibben.jpg

175 ms

newsletter.jpg

newsletter.jpg

174 ms

eaarthlogo.png

eaarthlogo.png

397 ms

newsletter-filler.jpg

newsletter-filler.jpg

177 ms

__utm.gif

__utm.gif

19 ms

35 ms

api.js

api.js

11 ms

www-player.css

www-player.css

11 ms

www-embed-player.js

www-embed-player.js

25 ms

base.js

base.js

54 ms

ad_status.js

ad_status.js

224 ms

UCY5Klx_0fJhMytIltuKLUwnjJON9GWedkq6jjIrpW0.js

UCY5Klx_0fJhMytIltuKLUwnjJON9GWedkq6jjIrpW0.js

174 ms

embed.js

embed.js

134 ms

id

id

85 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

61 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

61 ms

Create

Create

217 ms

Accessibility Review

billmckibben.com accessibility score

60

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

billmckibben.com best practices score

42

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

billmckibben.com SEO score

58

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Billmckibben.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 Billmckibben.com 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

billmckibben.com

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