Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

demo.com

Home - Foundry Events

Page Load Speed

72.3 sec in total

First Response

145 ms

Resources Loaded

33.9 sec

Page Rendered

38.2 sec

demo.com screenshot

About Website

Welcome to demo.com homepage info - get ready to check Demo best content for India right away, or after learning these important things about demo.com

The DEMO Brand website provides information about launch, pitch, attend and sponsorship opportunities for DEMO events around the world.

Visit demo.com

Key Findings

We analyzed Demo.com page load time and found that the first response time was 145 ms and then it took 72.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

demo.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

6/100

25%

SI (Speed Index)

Value6.0 s

47/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.02

100/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

Network Requests Diagram

demo.com

145 ms

index.php

1062 ms

scripts.js

153 ms

scripts.js

297 ms

font-awesome.css

449 ms

Our browser made a total of 201 requests to load all elements on the main page. We found that 84% of them (169 requests) were addressed to the original Demo.com, 3% (7 requests) were made to Google.com and 2% (4 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (5.7 sec) relates to the external source Platform.twitter.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 908.6 kB (23%)

Content Size

4.0 MB

After Optimization

3.1 MB

In fact, the total size of Demo.com main page is 4.0 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. 85% 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 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 69.7 kB

  • Original 97.3 kB
  • After minification 90.5 kB
  • After compression 27.5 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. 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 69.7 kB or 72% of the original size.

Image Optimization

-5%

Potential reduce by 152.5 kB

  • Original 2.8 MB
  • After minification 2.7 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. Demo images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 552.4 kB

  • Original 864.0 kB
  • After minification 823.0 kB
  • After compression 311.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 552.4 kB or 64% of the original size.

CSS Optimization

-85%

Potential reduce by 134.0 kB

  • Original 158.0 kB
  • After minification 136.6 kB
  • After compression 24.0 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. Demo.com needs all CSS files to be minified and compressed as it can save up to 134.0 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 101 (52%)

Requests Now

193

After Optimization

92

The browser has sent 193 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Demo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 67 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

demo.com accessibility score

96

Accessibility Issues

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

Links do not have a discernible name

Best Practices

demo.com best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

demo.com SEO score

84

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Demo.com 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 Demo.com 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

Open Graph description is not detected on the main page of Demo. 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: