Tools & Wizards About Us
lucymailing.com screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

lucymailing.com

Lucy Mailing, PhD | Integrative, Evidence-Based Gut Health

Page Load Speed

1.5 sec in total

First Response

359 ms

Resources Loaded

985 ms

Page Rendered

155 ms

lucymailing.com screenshot

About Website

Visit lucymailing.com now to see the best up-to-date Lucy Mailing content and also check out these interesting facts you probably never knew about lucymailing.com

Your source for unbiased, evidence-based information about gut health, the microbiome, and nutrition science.

Visit lucymailing.com

Key Findings

We analyzed Lucymailing.com page load time and found that the first response time was 359 ms and then it took 1.1 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

lucymailing.com performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value16.9 s

0/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value3,290 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.316

37/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

Network Requests Diagram

www.lucymailing.com

359 ms

js

177 ms

autoptimize_single_a2063ece93da7616f9d54a346f4ea44d.css

13 ms

d5f539f08640b6cdcbc764886890406c.min.css

78 ms

jquery.min.js

28 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 14% of them (11 requests) were addressed to the original Lucymailing.com, 74% (58 requests) were made to Substackcdn.com and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (374 ms) belongs to the original domain Lucymailing.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 341.4 kB (35%)

Content Size

977.0 kB

After Optimization

635.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lucymailing.com main page is 977.0 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. 65% of websites need less resources to load. HTML takes 352.1 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 296.9 kB

  • Original 352.1 kB
  • After minification 352.1 kB
  • After compression 55.2 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 296.9 kB or 84% of the original size.

Image Optimization

-80%

Potential reduce by 35.6 kB

  • Original 44.6 kB
  • After minification 9.0 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. Obviously, Lucy Mailing needs image optimization as it can save up to 35.6 kB or 80% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 1.5 kB

  • Original 312.2 kB
  • After minification 312.2 kB
  • After compression 310.6 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

-3%

Potential reduce by 7.4 kB

  • Original 268.2 kB
  • After minification 268.1 kB
  • After compression 260.8 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. Lucymailing.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 67 (91%)

Requests Now

74

After Optimization

7

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lucy Mailing. 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 from 58 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.lucymailing.com

www.lucymailing.com

359 ms

js

js

177 ms

autoptimize_single_a2063ece93da7616f9d54a346f4ea44d.css

autoptimize_single_a2063ece93da7616f9d54a346f4ea44d.css

13 ms

d5f539f08640b6cdcbc764886890406c.min.css

d5f539f08640b6cdcbc764886890406c.min.css

78 ms

jquery.min.js

jquery.min.js

28 ms

apbct-public-bundle.min.js

apbct-public-bundle.min.js

30 ms

autoptimize_20997c46cbbf22afe5c3ab30541a8f71.js

autoptimize_20997c46cbbf22afe5c3ab30541a8f71.js

52 ms

css

css

30 ms

fbevents.js

fbevents.js

58 ms

embed

embed

201 ms

logo_400_72.png

logo_400_72.png

272 ms

LucyMailing_lab_headshot3.gif

LucyMailing_lab_headshot3.gif

374 ms

fa-solid-900.woff

fa-solid-900.woff

24 ms

fa-regular-400.woff

fa-regular-400.woff

247 ms

awb-icons.woff

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14 ms

entry-13e2aa98.css

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39 ms

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38 ms

user-c4d46ee3.css

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47 ms

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43 ms

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Modal-8214dc28.css

39 ms

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45 ms

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44 ms

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44 ms

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49 ms

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59 ms

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53 ms

user_indicator-9d97d395.css

user_indicator-9d97d395.css

50 ms

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51 ms

NotificationsDropdown-0a30d73f.css

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52 ms

ButtonGroup-e85b6a22.css

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50 ms

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53 ms

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57 ms

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54 ms

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UserBadge-fb9c174e.css

59 ms

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60 ms

AnimateHeight-fda7c7e0.css

AnimateHeight-fda7c7e0.css

60 ms

Select-cd38999e.css

Select-cd38999e.css

61 ms

PressKitImage-8a8ed57a.css

PressKitImage-8a8ed57a.css

68 ms

Textarea-7ab185be.css

Textarea-7ab185be.css

63 ms

PubTheme-b22f6799.css

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62 ms

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63 ms

ShareAssetButtons-44463ef6.css

ShareAssetButtons-44463ef6.css

63 ms

overflow_menu-63853454.css

overflow_menu-63853454.css

64 ms

newsletter_item_list-03468b3d.css

newsletter_item_list-03468b3d.css

65 ms

ProfileSetupToast-60e0a843.css

ProfileSetupToast-60e0a843.css

66 ms

PublicationThreadAppLinkPage-0d6f4128.css

PublicationThreadAppLinkPage-0d6f4128.css

72 ms

CommunityPostView-980ff424.css

CommunityPostView-980ff424.css

67 ms

ImageGroup-c55cfff6.css

ImageGroup-c55cfff6.css

68 ms

mention-e43b25a5.css

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68 ms

context-ce20e400.css

context-ce20e400.css

72 ms

post-e40a73ca.css

post-e40a73ca.css

69 ms

js

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116 ms

6c2ff3e3828e4017b7faf7b63e24cdf8.min.js

6c2ff3e3828e4017b7faf7b63e24cdf8.min.js

38 ms

beacon.min.js

beacon.min.js

115 ms

TextLink-f399b628.css

TextLink-f399b628.css

38 ms

FollowPrompt-961e92b3.css

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40 ms

facepile-482dcc40.css

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42 ms

AlertDialog-714d719c.css

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37 ms

Attachments-89507aec.css

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36 ms

ImageViewerModal-6e193260.css

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35 ms

Field-cea155ef.css

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34 ms

Tab-7895825e.css

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34 ms

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34 ms

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34 ms

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31 ms

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32 ms

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33 ms

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33 ms

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31 ms

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31 ms

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31 ms

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30 ms

main.cb7c8c8dbc9bf5b940cb.css

main.cb7c8c8dbc9bf5b940cb.css

31 ms

main-8e3c1ab6.js

main-8e3c1ab6.js

57 ms

https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4be8a2b6-3e9c-47a4-b99f-56f739a6a0d3_184x184.png

https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4be8a2b6-3e9c-47a4-b99f-56f739a6a0d3_184x184.png

55 ms

https%3A%2F%2Fsubstack.com%2Fimg%2Fsubstack_wordmark.black.png

https%3A%2F%2Fsubstack.com%2Fimg%2Fsubstack_wordmark.black.png

55 ms

bundle.es5.min.js

bundle.es5.min.js

79 ms

datadog-rum-v4.js

datadog-rum-v4.js

70 ms

Accessibility Review

lucymailing.com accessibility score

96

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.

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

lucymailing.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

Missing source maps for large first-party JavaScript

SEO Factors

lucymailing.com SEO score

99

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 Lucymailing.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 Lucymailing.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

lucymailing.com

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