Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

lfe.gitbooks.io

LFE Maintainers (@lfe) on GitBook · GitBook (Legacy)

Page Load Speed

1.8 sec in total

First Response

162 ms

Resources Loaded

1.5 sec

Page Rendered

146 ms

lfe.gitbooks.io screenshot

About Website

Visit lfe.gitbooks.io now to see the best up-to-date LFE Git Book S content for China and also check out these interesting facts you probably never knew about lfe.gitbooks.io

Books written by LFE Maintainers (@lfe).

Visit lfe.gitbooks.io

Key Findings

We analyzed Lfe.gitbooks.io page load time and found that the first response time was 162 ms and then it took 1.7 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

lfe.gitbooks.io performance score

0

Network Requests Diagram

lfe.gitbooks.io

162 ms

@lfe

595 ms

style.css

21 ms

socicon.css

19 ms

128.png

113 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Lfe.gitbooks.io, 30% (6 requests) were made to Gitbook.com and 15% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (595 ms) relates to the external source Gitbook.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 333.2 kB (69%)

Content Size

482.1 kB

After Optimization

148.9 kB

In fact, the total size of Lfe.gitbooks.io main page is 482.1 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. 35% of websites need less resources to load. Javascripts take 231.5 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 26.0 kB

  • Original 33.3 kB
  • After minification 26.2 kB
  • After compression 7.3 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. This page needs HTML code to be minified as it can gain 7.1 kB, which is 21% 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 26.0 kB or 78% of the original size.

Image Optimization

-16%

Potential reduce by 5.6 kB

  • Original 35.9 kB
  • After minification 30.3 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, LFE Git Book S needs image optimization as it can save up to 5.6 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 148.3 kB

  • Original 231.5 kB
  • After minification 231.5 kB
  • After compression 83.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 148.3 kB or 64% of the original size.

CSS Optimization

-85%

Potential reduce by 153.3 kB

  • Original 181.4 kB
  • After minification 180.5 kB
  • After compression 28.1 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. Lfe.gitbooks.io needs all CSS files to be minified and compressed as it can save up to 153.3 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (39%)

Requests Now

18

After Optimization

11

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LFE Git Book S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

SEO Factors

lfe.gitbooks.io SEO score

0

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 Lfe.gitbooks.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 Lfe.gitbooks.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

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