Original thread about the attacks (Thanks to @ian for sharing) is here:
https://hachyderm.io/@dwarf@borg.social/109449246766819991
Again - We currently suspect that the fediverse is being leveraged for a C&C style DDoS attack against arbitrary domains. We believe they are using wildcart certs to change DNS to point to their victims, and the fediverse is their new fleet of compute to do their dirty work.