Report Summary

  • 79

    Performance

    Renders faster than
    85% 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

  • 90

    SEO

    Google-friendlier than
    68% of websites

opentitan.org

Open source silicon root of trust (RoT) | OpenTitan

Page Load Speed

1.3 sec in total

First Response

57 ms

Resources Loaded

650 ms

Page Rendered

552 ms

About Website

Welcome to opentitan.org homepage info - get ready to check Open Titan best content right away, or after learning these important things about opentitan.org

The first open source project building a transparent, high-quality reference design and integration guidelines for silicon root of trust (RoT) chips

Visit opentitan.org

Key Findings

We analyzed Opentitan.org page load time and found that the first response time was 57 ms and then it took 1.2 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

opentitan.org performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value2.8 s

95/100

10%

TBT (Total Blocking Time)

Value390 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.7 s

80/100

10%

Network Requests Diagram

opentitan.org

57 ms

opentitan.org

86 ms

css

31 ms

js

61 ms

landing.css

111 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 32% of them (8 requests) were addressed to the original Opentitan.org, 40% (10 requests) were made to Static.opentitan.org and 8% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (368 ms) relates to the external source Fonts.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 57.5 kB (46%)

Content Size

124.7 kB

After Optimization

67.2 kB

In fact, the total size of Opentitan.org main page is 124.7 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. 30% of websites need less resources to load. Javascripts take 66.3 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 22.7 kB

  • Original 30.8 kB
  • After minification 27.3 kB
  • After compression 8.1 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 3.5 kB, which is 11% 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 22.7 kB or 74% of the original size.

Image Optimization

-11%

Potential reduce by 2.3 kB

  • Original 21.9 kB
  • After minification 19.6 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, Open Titan needs image optimization as it can save up to 2.3 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-49%

Potential reduce by 32.2 kB

  • Original 66.3 kB
  • After minification 66.3 kB
  • After compression 34.1 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 32.2 kB or 49% of the original size.

CSS Optimization

-6%

Potential reduce by 326 B

  • Original 5.7 kB
  • After minification 5.7 kB
  • After compression 5.4 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. Opentitan.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (19%)

Requests Now

21

After Optimization

17

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Open Titan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

opentitan.org 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

opentitan.org 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

High

Page has valid source maps

SEO Factors

opentitan.org SEO score

90

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

    EN

  • Encoding

    UTF-8

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

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