Tools & Wizards About Us
forum.lef.org screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 69

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

forum.lef.org

Life Extension Foundation - Highest Quality Vitamins And Supplements

Page Load Speed

476 ms in total

First Response

107 ms

Resources Loaded

273 ms

Page Rendered

96 ms

forum.lef.org screenshot

About Website

Click here to check amazing Forum Lef content for United States. Otherwise, check out these important facts you probably never knew about forum.lef.org

Life Extension is a global authority on health, wellness and nutrition as well as a respected provider of scientific information on disease prevention. We supply only the highest quality premium grade...

Visit forum.lef.org

Key Findings

We analyzed Forum.lef.org page load time and found that the first response time was 107 ms and then it took 369 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster. This domain responded with an error, which can significantly jeopardize Forum.lef.org rating and web reputation

Performance Metrics

forum.lef.org performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.1 s

100/100

25%

SI (Speed Index)

Value0.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

forum.lef.org

107 ms

global.css

59 ms

logo_lg.gif

60 ms

header_server_maintenance.gif

60 ms

icon_exclamation.gif

62 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 86% of them (6 requests) were addressed to the original Forum.lef.org, 14% (1 request) were made to Sdc.lef.org. The less responsive or slowest element that took the longest time to load (107 ms) belongs to the original domain Forum.lef.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 26.3 kB (82%)

Content Size

32.0 kB

After Optimization

5.7 kB

  • HTML
  • CSS

In fact, the total size of Forum.lef.org main page is 32.0 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. Only 5% of websites need less resources to load. CSS take 16.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 12.1 kB

  • Original 15.6 kB
  • After minification 10.4 kB
  • After compression 3.5 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 5.2 kB, which is 33% 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 12.1 kB or 78% of the original size.

CSS Optimization

-87%

Potential reduce by 14.2 kB

  • Original 16.4 kB
  • After minification 10.3 kB
  • After compression 2.2 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. Forum.lef.org needs all CSS files to be minified and compressed as it can save up to 14.2 kB or 87% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • Images
  • CSS

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Forum Lef. According to our analytics all requests are already optimized.

Network Requests Diagram

forum.lef.org

forum.lef.org

107 ms

global.css

global.css

59 ms

logo_lg.gif

logo_lg.gif

60 ms

header_server_maintenance.gif

header_server_maintenance.gif

60 ms

icon_exclamation.gif

icon_exclamation.gif

62 ms

template.css

template.css

33 ms

dcs.gif

dcs.gif

79 ms

Accessibility Review

forum.lef.org accessibility score

65

Accessibility Issues

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

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

Best Practices

forum.lef.org best practices score

69

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

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

forum.lef.org SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Forum.lef.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Forum.lef.org main page’s claimed encoding is iso-8859-1. 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

forum.lef.org

Open Graph description is not detected on the main page of Forum Lef. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: