General

For me, the weekly report is mainly noise when the tests are "all green". It would be nice to have an option to not send the report in this case, or alternatively to have some header or tag in the mail that would make it easy to filter it out & mark as read using mail rules.

Bulk add domains

There is new kid on the block. Would be nice to have HTTT/3 indicator or test: https://en.wikipedia.org/wiki/HTTP/3

Updown.io is one of the best services I have EVER interacted with! Thank you!

Allows to monitor WebSocket only endpoint (ws:// and wss://)

I don't know why, but I always get confused if the far right is the current hour or the far left is the current hour. A mouse-over, tool tip or guide that just says "current hour" or "24 hours ago" would help clarify at a glance.