Older than the internet expects
This is a more archaic failure than an expired certificate. rebl.org does not present a bad certificate -- it fails the handshake itself, offering an encryption protocol that modern clients withdrew support for years ago.
That means the server has not been updated in a very long time, and it means no current browser, phone or crawler can establish a connection at all. The site behind it may be perfectly intact and it is unreachable by everyone.
The Redwood Empire is the north coast of California, Sonoma up through Mendocino and Humboldt -- a long, thin, thinly populated stretch where a league covering it is probably the only one for a hundred miles.
A High Cheese league page is served from infrastructure that is somebody's full-time responsibility, at an address the league owns, with the schedule, the standings and every roster rendered as pages -- so a league does not go dark because a server aged out of the modern web.
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