Tools & Wizards About Us

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

legacy.gitbook.com

GitBook

Page Load Speed

2.3 sec in total

First Response

42 ms

Resources Loaded

484 ms

Page Rendered

1.8 sec

About Website

Welcome to legacy.gitbook.com homepage info - get ready to check Legacy Git Book best content for China right away, or after learning these important things about legacy.gitbook.com

GitBook is a knowledge management tool for engineering teams. It simplifies knowledge sharing, with docs-as-code support and AI-powered search & insights. Sign up for free!

Visit legacy.gitbook.com

Key Findings

We analyzed Legacy.gitbook.com page load time and found that the first response time was 42 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

legacy.gitbook.com performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

79/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value2,410 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.068

96/100

15%

TTI (Time to Interactive)

Value19.0 s

3/100

10%

Network Requests Diagram

legacy.gitbook.com

42 ms

www.gitbook.com

144 ms

amp-5.8.0-gitbook1.10.1.min.js

246 ms

gtm.js

155 ms

js

154 ms

Our browser made a total of 95 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Legacy.gitbook.com, 81% (77 requests) were made to Framerusercontent.com and 3% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (246 ms) relates to the external source App.gitbook.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 939.4 kB (47%)

Content Size

2.0 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Legacy.gitbook.com main page is 2.0 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. 75% 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. HTML takes 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 932.0 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 152.3 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 932.0 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 20 B

  • Original 848.5 kB
  • After minification 848.5 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. Legacy Git Book images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 7.3 kB

  • Original 77.5 kB
  • After minification 77.5 kB
  • After compression 70.2 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.

Requests Breakdown

Number of requests can be reduced by 37 (40%)

Requests Now

92

After Optimization

55

  • Images
  • JavaScript

The browser has sent 92 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Legacy Git Book. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

legacy.gitbook.com accessibility score

92

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

Links do not have a discernible name

Best Practices

legacy.gitbook.com best practices score

83

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

legacy.gitbook.com SEO score

100

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

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 Legacy.gitbook.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 Legacy.gitbook.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

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