2.7 sec in total
193 ms
1.8 sec
662 ms
Visit labs.mozilla.com now to see the best up-to-date Labs Mozilla content for United States and also check out these interesting facts you probably never knew about labs.mozilla.com
Welcome to Mozilla Labs. The future is here. This is the space for our latest creations, innovations, and cutting-edge technologies for the greater good.
Visit labs.mozilla.comWe analyzed Labs.mozilla.com page load time and found that the first response time was 193 ms and then it took 2.5 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.
labs.mozilla.com performance score
name
value
score
weighting
Value2.1 s
80/100
10%
Value17.7 s
0/100
25%
Value6.8 s
34/100
10%
Value1,170 ms
21/100
30%
Value0
100/100
15%
Value17.3 s
4/100
10%
193 ms
122 ms
100 ms
179 ms
94 ms
Our browser made a total of 28 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Labs.mozilla.com, 57% (16 requests) were made to Mozillalabs.com and 25% (7 requests) were made to Mozilla.org. The less responsive or slowest element that took the longest time to load (390 ms) relates to the external source Mozillalabs.com.
Page size can be reduced by 174.8 kB (62%)
279.7 kB
104.9 kB
In fact, the total size of Labs.mozilla.com main page is 279.7 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. 30% of websites need less resources to load. Javascripts take 189.8 kB which makes up the majority of the site volume.
Potential reduce by 12.6 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 3.5 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 12.6 kB or 75% of the original size.
Potential reduce by 8.9 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, Labs Mozilla needs image optimization as it can save up to 8.9 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 117.7 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 117.7 kB or 62% of the original size.
Potential reduce by 35.6 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. Labs.mozilla.com needs all CSS files to be minified and compressed as it can save up to 35.6 kB or 84% of the original size.
Number of requests can be reduced by 5 (23%)
22
17
The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Labs Mozilla. 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.
labs.mozilla.com
193 ms
122 ms
modernizr-2.5.0.min.js
100 ms
common-min.css
179 ms
include.js
94 ms
common-min.js
390 ms
include.js
97 ms
tabzilla-min.38b4c4f28b18.css
4 ms
ga.js
166 ms
bg-tile.png
155 ms
tab.d2f36842589c.png
74 ms
menu-current.png
122 ms
logo.png
124 ms
littlecorn.png
213 ms
icon-s887e331bc7.png
212 ms
Chevron_1.png
205 ms
pdf.js_icon140.png
327 ms
togetherjs-logo-mozlabs_1.png
308 ms
footer-mozilla.png
305 ms
OpenSans-Regular-webfont.woff
227 ms
OpenSans-Regular-webfont.2696e36f12c5.woff
106 ms
OpenSans-Semibold-webfont.woff
222 ms
OpenSans-Bold-webfont.b9dc2e7aefec.woff
102 ms
OpenSans-Light-webfont.woff
221 ms
OpenSans-Light-webfont.1c8075cacedb.woff
117 ms
__utm.gif
46 ms
tabzilla.js
11 ms
jquery-1.7.1.min.js
5 ms
labs.mozilla.com accessibility score
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
Buttons do not have an accessible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
labs.mozilla.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
Page has valid source maps
labs.mozilla.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Labs.mozilla.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 Labs.mozilla.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.
labs.mozilla.com
Open Graph description is not detected on the main page of Labs Mozilla. 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: