My site does yes, from the Espresso Web Server (https://raymii.org/invalid https://raymii.org/invalid) - but that is just an nginx trick. That was in place way

My site does yes, from the Espresso Web Server (https://raymii.org/invalid https://raymii.org/invalid) - but that is just an nginx trick. That was in place way before I started at this company. Check the other HTTP headers for more fun. The coffee machines themselves have a HTTP api but not the HTTP coffeepot protocol. Just something custom.