Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

videojs.com

Video.js - Make your player yours | Video.js

Page Load Speed

1.7 sec in total

First Response

131 ms

Resources Loaded

1.1 sec

Page Rendered

514 ms

About Website

Click here to check amazing Video Js content for China. Otherwise, check out these important facts you probably never knew about videojs.com

The world's most popular open source HTML5 player framework

Visit videojs.com

Key Findings

We analyzed Videojs.com page load time and found that the first response time was 131 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

videojs.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value20.2 s

0/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value4,110 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.027

100/100

15%

TTI (Time to Interactive)

Value21.2 s

1/100

10%

Network Requests Diagram

videojs.com

131 ms

videojs.com

471 ms

css

35 ms

plays-everything.svg

152 ms

easy-to-style.svg

237 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 58% of them (26 requests) were addressed to the original Videojs.com, 27% (12 requests) were made to Kraken.ignimgs.com and 7% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (473 ms) belongs to the original domain Videojs.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 374.0 kB (71%)

Content Size

523.1 kB

After Optimization

149.2 kB

In fact, the total size of Videojs.com main page is 523.1 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. HTML takes 467.9 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 342.0 kB

  • Original 467.9 kB
  • After minification 467.9 kB
  • After compression 125.9 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 342.0 kB or 73% of the original size.

JavaScript Optimization

-58%

Potential reduce by 32.0 kB

  • Original 55.2 kB
  • After minification 55.2 kB
  • After compression 23.2 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 32.0 kB or 58% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (43%)

Requests Now

40

After Optimization

23

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Video Js. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

videojs.com accessibility score

100

Accessibility Issues

Best Practices

videojs.com 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

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

videojs.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 Videojs.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 Videojs.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 Video Js. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: