"downlink" | Can I use... Support tables for HTML5, CSS3, etc

Home
News

Compare browsers
About

March 5, 2026 - New feature: Lazy loading via attribute for video & audio

Can I use

Search

?

3 results found.

networkinformation api: downlink
networkinformation api: downlinkmax
headers http header: downlink

Can I use...

Browser support tables for modern web technologies

Created & maintained by @Fyrd, design by @Lensco.

Support data contributions by the GitHub community.

Usage share statistics by StatCounter GlobalStats for September, 2026

Location detection provided by ipinfo.io.

Browser testing done via

Support via Patreon

Become a caniuse Patron to support the site and disable ads for only $1/month!

Site links

Home
Feature index
Browser usage table
Feature suggestion list
Caniuse data on GitHub

Legend

Green ✅ = Supported
Red ❌ = Not supported
Greenish yellow ◐ = Partial support
Gray ﹖ = Support unknown