diff --git a/src/requests/ownership.cr b/src/requests/ownership.cr
new file mode 100644
index 0000000..224ad1d
--- /dev/null
+++ b/src/requests/ownership.cr
@@ -0,0 +1,61 @@
+class DNSManager::Request
+	IPC::JSON.message AskShareToken, 20 do
+		property domain : String
+
+		def initialize(@domain)
+		end
+
+		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event)
+			user = dnsmanagerd.get_logged_user event
+			return Response::ErrorUserNotLogged.new unless user
+
+			Response::Error.new "Not implemented."
+		end
+	end
+	DNSManager.requests << AskShareToken
+
+	IPC::JSON.message AskTransferToken, 21 do
+		property domain : String
+
+		def initialize(@domain)
+		end
+
+		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event)
+			user = dnsmanagerd.get_logged_user event
+			return Response::ErrorUserNotLogged.new unless user
+
+			Response::Error.new "Not implemented."
+		end
+	end
+	DNSManager.requests << AskTransferToken
+
+	IPC::JSON.message AskUnShareDomain, 22 do
+		property domain : String
+
+		def initialize(@domain)
+		end
+
+		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event)
+			user = dnsmanagerd.get_logged_user event
+			return Response::ErrorUserNotLogged.new unless user
+
+			Response::Error.new "Not implemented."
+		end
+	end
+	DNSManager.requests << AskUnShareDomain
+
+	IPC::JSON.message GainOwnership, 23 do
+		property uuid : String
+
+		def initialize(@uuid)
+		end
+
+		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event)
+			user = dnsmanagerd.get_logged_user event
+			return Response::ErrorUserNotLogged.new unless user
+
+			Response::Error.new "Not implemented."
+		end
+	end
+	DNSManager.requests << GainOwnership
+end
diff --git a/src/responses/zone.cr b/src/responses/zone.cr
index 0caaec5..9dae82e 100644
--- a/src/responses/zone.cr
+++ b/src/responses/zone.cr
@@ -14,9 +14,9 @@ class DNSManager::Response
 	end
 	DNSManager.responses << InvalidZone
 
-	# Domain of a zone cannot change, for security reasons.
 	IPC::JSON.message DomainChanged, 11 do
-		def initialize
+		property domain : DNSManager::Storage::Domain
+		def initialize(@domain)
 		end
 	end
 	DNSManager.responses << DomainChanged