28.9 sec in total
537 ms
10.9 sec
17.4 sec
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.comWe analyzed Videojs.com page load time and found that the first response time was 537 ms and then it took 28.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
videojs.com performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value34.2 s
0/100
25%
Value21.0 s
0/100
10%
Value42,750 ms
0/100
30%
Value0.027
100/100
15%
Value53.8 s
0/100
10%
537 ms
1248 ms
1232 ms
428 ms
1126 ms
Our browser made a total of 24 requests to load all elements on the main page. We found that 63% of them (15 requests) were addressed to the original Videojs.com, 13% (3 requests) were made to Vjs.zencdn.net and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (7.9 sec) relates to the external source Img.shields.io.
Page size can be reduced by 271.8 kB (21%)
1.3 MB
1.0 MB
In fact, the total size of Videojs.com main page is 1.3 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. 70% of websites need less resources to load. Images take 996.3 kB which makes up the majority of the site volume.
Potential reduce by 15.4 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 15.4 kB or 77% of the original size.
Potential reduce by 54.7 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. Video Js images are well optimized though.
Potential reduce by 57.0 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 57.0 kB or 56% of the original size.
Potential reduce by 144.8 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. Videojs.com needs all CSS files to be minified and compressed as it can save up to 144.8 kB or 83% of the original size.
Number of requests can be reduced by 3 (14%)
21
18
The browser has sent 21 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 4 to 1 for JavaScripts and as a result speed up the page load time.
videojs.com
537 ms
video-js.css
1248 ms
css
1232 ms
main.css
428 ms
video.js
1126 ms
videojs-mux.js
5753 ms
home.js
646 ms
ga.js
3933 ms
logo.png
3992 ms
video.js.svg
7886 ms
instagram.png
3550 ms
twitter.png
3518 ms
microsoft.png
3459 ms
dropbox.png
3517 ms
github.png
3518 ms
brightcove.png
3497 ms
fastly.png
3497 ms
ign.png
3497 ms
funnyordie.png
3496 ms
guardian.png
3499 ms
4GwpJM7qx9X5Obd9KsnKxQ.ttf
4039 ms
fontawesome-webfont.woff
3769 ms
__utm.gif
3622 ms
oceans.png
266 ms
videojs.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
videojs.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Uses deprecated APIs
Missing source maps for large first-party JavaScript
videojs.com SEO score
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
Document uses legible font sizes
EN
N/A
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 neither this language nor any other was claimed in <html> or <meta> tags. 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.
videojs.com
Open Graph description is not detected on the main page of Video Js. 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: