gpg: Signature made Wed May 25 16:05:21 2016 UTC using RSA key ID DB21C661
gpg: Good signature from "Gil Casadevall <firstname.lastname@example.org>"
gpg: aka "Gil Casadevall <email@example.com>"
gpg: WARNING: This key is not certified with a trusted signature!
gpg: There is no indication that the signature belongs to the owner.