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deanattali.com screenshot

Report Summary

  • 64

    Performance

    Renders faster than
    77% 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

  • 100

    SEO

    Google-friendlier than
    94% of websites

deanattali.com

Dean Attali - R-Shiny consultant

Page Load Speed

741 ms in total

First Response

35 ms

Resources Loaded

351 ms

Page Rendered

355 ms

deanattali.com screenshot

About Website

Click here to check amazing Dean Attali content for United States. Otherwise, check out these important facts you probably never knew about deanattali.com

R-Shiny developer and consultant with a MSc in Bioinformatics and a Bachelor of Computer Science. Previously a software engineer at Google, IBM, and Wish.com.

Visit deanattali.com

Key Findings

We analyzed Deanattali.com page load time and found that the first response time was 35 ms and then it took 706 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

deanattali.com performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.4 s

72/100

10%

Network Requests Diagram

deanattali.com

35 ms

deanattali.com

31 ms

js

107 ms

bootstrap.min.css

59 ms

all.min.css

54 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 63% of them (20 requests) were addressed to the original Deanattali.com, 13% (4 requests) were made to Cdnjs.cloudflare.com and 6% (2 requests) were made to Stackpath.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (162 ms) belongs to the original domain Deanattali.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (34%)

Content Size

2.9 MB

After Optimization

1.9 MB

  • HTML
  • Images

In fact, the total size of Deanattali.com main page is 2.9 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. 65% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 22.3 kB

  • Original 27.4 kB
  • After minification 23.5 kB
  • After compression 5.1 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. This page needs HTML code to be minified as it can gain 3.9 kB, which is 14% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 22.3 kB or 81% of the original size.

Image Optimization

-34%

Potential reduce by 982.1 kB

  • Original 2.9 MB
  • After minification 1.9 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. Obviously, Dean Attali needs image optimization as it can save up to 982.1 kB or 34% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Breakdown

Number of requests can be reduced by 13 (48%)

Requests Now

27

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dean Attali. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

deanattali.com

deanattali.com

35 ms

deanattali.com

deanattali.com

31 ms

js

js

107 ms

bootstrap.min.css

bootstrap.min.css

59 ms

all.min.css

all.min.css

54 ms

css

css

67 ms

css

css

81 ms

bootstrap-social.css

bootstrap-social.css

23 ms

beautifuljekyll.css

beautifuljekyll.css

43 ms

custom-styles.css

custom-styles.css

52 ms

index.css

index.css

45 ms

deanimg.jpeg

deanimg.jpeg

67 ms

jquery-3.5.1.slim.min.js

jquery-3.5.1.slim.min.js

62 ms

popper.min.js

popper.min.js

63 ms

bootstrap.min.js

bootstrap.min.js

63 ms

beautifuljekyll.js

beautifuljekyll.js

69 ms

custom-script.js

custom-script.js

65 ms

cover.png

cover.png

66 ms

pr-to-shiny-live.png

pr-to-shiny-live.png

123 ms

episode2.png

episode2.png

99 ms

shinyscreenshot.png

shinyscreenshot.png

88 ms

cover.png

cover.png

162 ms

packageunavailable.png

packageunavailable.png

79 ms

4packages.png

4packages.png

124 ms

githubpages.png

githubpages.png

122 ms

shinycssloaders-thumbnail.gif

shinycssloaders-thumbnail.gif

99 ms

shinydisconnect-thumbnail.png

shinydisconnect-thumbnail.png

162 ms

pygment_highlights.css

pygment_highlights.css

85 ms

font

font

15 ms

fa-solid-900.ttf

fa-solid-900.ttf

12 ms

fa-regular-400.ttf

fa-regular-400.ttf

16 ms

fa-brands-400.ttf

fa-brands-400.ttf

30 ms

Accessibility Review

deanattali.com 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

deanattali.com 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

High

Page has valid source maps

SEO Factors

deanattali.com SEO score

100

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

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 Deanattali.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 Deanattali.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

deanattali.com

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