If you're not blocking trycloudflare\\.com at the perimeter, now's the time: #opendir 's:

https://em-ash-announcements-alpha.trycloudflare\\.com/1DSAHJKSA/ ->
https://did-efficiency-than-lenses.trycloudflare\\.com ->
https://reached-theoretical-regular-impact\\.trycloudflare.com