Dispatch
gpg \ --keyserver hkps://sub.domain.tld \ --search-keys "Key ID"
gpg \ --keyserver hkps://sub.domain.tld \ --receive-keys "Key ID"
gpg \ --keyserver hkps://sub.domain.tld \ --send-keys "Key ID"
hkps://
keys.openpgp.org
keyring.debian.org pgp.key-server.io pgp.mit.edu peegeepee.com pgp.rediris.es sks-keyservers.net pgp.surfnet.nl keyserver.ubuntu.com # round-robin keys.gnupg.net
hkp://
pgp.uni-mainz.de