643 ms in total
77 ms
411 ms
155 ms
Click here to check amazing Html 5 Demos content for Russia. Otherwise, check out these important facts you probably never knew about html5demos.com
Visit html5demos.comWe analyzed Html5demos.com page load time and found that the first response time was 77 ms and then it took 566 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
html5demos.com performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value6.2 s
11/100
25%
Value11.0 s
6/100
10%
Value5,060 ms
0/100
30%
Value0
100/100
15%
Value16.9 s
5/100
10%
77 ms
9 ms
10 ms
12 ms
33 ms
Our browser made a total of 16 requests to load all elements on the main page. We found that 56% of them (9 requests) were addressed to the original Html5demos.com, 13% (2 requests) were made to Google-analytics.com and 6% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (256 ms) relates to the external source Srv.carbonads.net.
Page size can be reduced by 42.7 kB (48%)
89.8 kB
47.1 kB
In fact, the total size of Html5demos.com main page is 89.8 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. 15% of websites need less resources to load. Javascripts take 29.4 kB which makes up the majority of the site volume.
Potential reduce by 23.7 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 23.7 kB or 85% of the original size.
Potential reduce by 8.2 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, Html 5 Demos needs image optimization as it can save up to 8.2 kB or 30% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 7.4 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 7.4 kB or 25% of the original size.
Potential reduce by 3.4 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. Html5demos.com needs all CSS files to be minified and compressed as it can save up to 3.4 kB or 72% of the original size.
Number of requests can be reduced by 5 (33%)
15
10
The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Html 5 Demos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
html5demos.com
77 ms
html5demos.css
9 ms
h5utils.js
10 ms
modernizr.custom.js
12 ms
jquery.min.js
33 ms
azcarbon_2_1_0_VERT
47 ms
html5-badge-h-connectivity-device-graphics-multimedia-performance-semantics-storage.png
49 ms
forkme_left_darkblue_121621.png
158 ms
shade.jpg
41 ms
learn-js.jpg
41 ms
browsers.gif
42 ms
demos.json
17 ms
ga.js
24 ms
C6AILKT.json
256 ms
yourbrowser.gif
20 ms
__utm.gif
24 ms
html5demos.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.
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
Links do not have a discernible name
html5demos.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
html5demos.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Html5demos.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 Html5demos.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.
html5demos.com
Open Graph description is not detected on the main page of Html 5 Demos. 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: