I host my gpg key on my personal nginx server, and make it accessible via https (gpg.mxmeinhold.com) and WKD. This means my key is obtainable by curl or by auto-key-locate, e.g.:
$ curl -L gpg.mxmeinhold.com | gpg --import-options show-only --import
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 178 100 178 0 0 2918 0 --:--:-- --:--:-- --:--:-- 2966
100 11406 100 11406 0 0 64440 0 --:--:-- --:--:-- --:--:-- 64440
pub rsa4096 2018-03-05 [SC] [expires: 2023-01-23]