Tools & Wizards About Us
lifespan.io screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    40% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

lifespan.io

Supporting aging research, age reversal tech, & rejuvenation

Page Load Speed

1.9 sec in total

First Response

52 ms

Resources Loaded

1.3 sec

Page Rendered

552 ms

lifespan.io screenshot

About Website

Click here to check amazing Lifespan content for United States. Otherwise, check out these important facts you probably never knew about lifespan.io

Our mission is to promote the advancement of biomedical technologies which will increase healthy human lifespan and eliminate age-related diseases.

Visit lifespan.io

Key Findings

We analyzed Lifespan.io page load time and found that the first response time was 52 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

lifespan.io performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value19.3 s

0/100

10%

TBT (Total Blocking Time)

Value18,210 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value27.3 s

0/100

10%

Network Requests Diagram

lifespan.io

52 ms

www.lifespan.io

194 ms

jquery.min.js

99 ms

gtm.js

136 ms

institution-ico.png

52 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 65% of them (46 requests) were addressed to the original Lifespan.io, 7% (5 requests) were made to I.ytimg.com and 6% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (619 ms) belongs to the original domain Lifespan.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 316.4 kB (11%)

Content Size

2.8 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lifespan.io main page is 2.8 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. 80% 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. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 156.2 kB

  • Original 189.5 kB
  • After minification 189.4 kB
  • After compression 33.3 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 156.2 kB or 82% of the original size.

Image Optimization

-7%

Potential reduce by 157.6 kB

  • Original 2.4 MB
  • After minification 2.2 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. Lifespan images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 366 B

  • Original 53.9 kB
  • After minification 53.9 kB
  • After compression 53.6 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 2.2 kB

  • Original 158.5 kB
  • After minification 158.5 kB
  • After compression 156.3 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. Lifespan.io has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (30%)

Requests Now

54

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lifespan. 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

lifespan.io

lifespan.io

52 ms

www.lifespan.io

www.lifespan.io

194 ms

jquery.min.js

jquery.min.js

99 ms

gtm.js

gtm.js

136 ms

institution-ico.png

institution-ico.png

52 ms

dummy.png

dummy.png

62 ms

671438118d5e8e8094d17cca4fefc3c2.css

671438118d5e8e8094d17cca4fefc3c2.css

102 ms

subset-Lato-Regular.woff

subset-Lato-Regular.woff

60 ms

subset-Lato-Bold.woff

subset-Lato-Bold.woff

78 ms

theme-icons.ttf

theme-icons.ttf

69 ms

icomoon-social.ttf

icomoon-social.ttf

69 ms

icons.ttf

icons.ttf

135 ms

RobotoCondensed-Regular.woff

RobotoCondensed-Regular.woff

217 ms

RobotoCondensed-Light.woff

RobotoCondensed-Light.woff

186 ms

RobotoCondensed-Bold.woff

RobotoCondensed-Bold.woff

186 ms

email-decode.min.js

email-decode.min.js

101 ms

lazyload.min.js

lazyload.min.js

112 ms

dmedianet.js

dmedianet.js

137 ms

e92087ba6c7554d6a7605093a5904d97.js

e92087ba6c7554d6a7605093a5904d97.js

184 ms

yt-play.png

yt-play.png

111 ms

css

css

211 ms

conversion_async.js

conversion_async.js

333 ms

maxresdefault.jpg

maxresdefault.jpg

306 ms

maxresdefault.jpg

maxresdefault.jpg

395 ms

maxresdefault.jpg

maxresdefault.jpg

410 ms

maxresdefault.jpg

maxresdefault.jpg

475 ms

maxresdefault.jpg

maxresdefault.jpg

396 ms

LifespanHeaderLogo.jpg

LifespanHeaderLogo.jpg

49 ms

Interview_Bischof-745x396.jpg

Interview_Bischof-745x396.jpg

145 ms

Methuselahs-Zoo-745x396.png

Methuselahs-Zoo-745x396.png

145 ms

Microplastics-745x396.png

Microplastics-745x396.png

145 ms

Fat-rat-745x396.png

Fat-rat-745x396.png

302 ms

Longevity-Summit-Dublin-745x396.png

Longevity-Summit-Dublin-745x396.png

240 ms

Brain-genes-745x396.png

Brain-genes-745x396.png

239 ms

LSN-Multivitamins-Cognition-745x396.jpg

LSN-Multivitamins-Cognition-745x396.jpg

240 ms

wearable-device-745x396.png

wearable-device-745x396.png

300 ms

Longevity.jpg

Longevity.jpg

271 ms

8541660061449_.pic_hd-scaled-745x396.jpg

8541660061449_.pic_hd-scaled-745x396.jpg

301 ms

Magnitude-Biosciences-745x396.png

Magnitude-Biosciences-745x396.png

303 ms

Joppe-Nieuwenhuis-745x396.png

Joppe-Nieuwenhuis-745x396.png

301 ms

B-cells-745x396.png

B-cells-745x396.png

316 ms

sick-patient-745x396.png

sick-patient-745x396.png

591 ms

Longevity-Hackers-745x396.png

Longevity-Hackers-745x396.png

318 ms

Severe-brain-disease-745x396.png

Severe-brain-disease-745x396.png

316 ms

muscle-and-bone-745x396.png

muscle-and-bone-745x396.png

317 ms

Lifestyle_800_Tekengebied_1.jpg

Lifestyle_800_Tekengebied_1.jpg

316 ms

Supplements_800_Tekengebied_1.jpg

Supplements_800_Tekengebied_1.jpg

352 ms

Biology_800_Tekengebied_1.jpg

Biology_800_Tekengebied_1.jpg

363 ms

Finance_800_Tekengebied_1.jpg

Finance_800_Tekengebied_1.jpg

614 ms

Advocacy-800_Tekengebied_1.jpg

Advocacy-800_Tekengebied_1.jpg

619 ms

RR2-2.jpg

RR2-2.jpg

393 ms

like.php

like.php

360 ms

follow_button.2d7d9a6d04538bf11c7b23641e75738c.en.html

follow_button.2d7d9a6d04538bf11c7b23641e75738c.en.html

337 ms

pubads_impl_2022080101.js

pubads_impl_2022080101.js

356 ms

ppub_config

ppub_config

498 ms

DroidSans.woff

DroidSans.woff

448 ms

DroidSans-Bold.woff

DroidSans-Bold.woff

295 ms

institution-ico.png

institution-ico.png

203 ms

bg_footer.jpg

bg_footer.jpg

236 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

153 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

208 ms

KFOlCnqEu92Fr1MmSU5fBBc-.woff

KFOlCnqEu92Fr1MmSU5fBBc-.woff

352 ms

KFOlCnqEu92Fr1MmWUlfBBc-.woff

KFOlCnqEu92Fr1MmWUlfBBc-.woff

353 ms

wARDj0u

wARDj0u

3 ms

css

css

46 ms

292 ms

jot

jot

394 ms

info.json

info.json

402 ms

blxue7LW05k.js

blxue7LW05k.js

272 ms

FEppCFCt76d.png

FEppCFCt76d.png

269 ms

88 ms

Accessibility Review

lifespan.io accessibility score

78

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

lifespan.io best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

lifespan.io SEO score

84

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

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 Lifespan.io 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 Lifespan.io 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

lifespan.io

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