this page says it's not found
https://mxtoolbox.com/supertool3?action=cname%3amleku.dev&run=toolpage
the CNAME record is obviously in my advanced DNS settings on namecheap
i remember when setting up that email address there it took a large part of a day to actually happen, so i'm just gonna put it to the side
annoyed though, having trouble getting a wildcard subdomain certificate to work on my LE proxy but oh well