MtaRcptToVariable

Variables available in expression contexts that reference MtaRcptToVariable.

Variable	Description
sender	MAIL FROM address in lowercase, empty for the null sender
sender_domain	Domain of the MAIL FROM address, empty for the null sender
recipients	List of the RCPT TO addresses accepted so far
rcpt	Most recent RCPT TO address in lowercase
rcpt_domain	Domain of the most recent RCPT TO address
authenticated_as	Name of the authenticated account, empty when the session is not authenticated
listener	Name of the listener that accepted the connection
remote_ip	IP address of the client
remote_port	Port of the client (number)
local_ip	Local IP address the client connected to
local_port	Local port the client connected to (number)
protocol	Listener protocol, smtp or lmtp
is_tls	Whether the connection uses TLS (boolean)
priority	MT-PRIORITY value (number, from -9 to 9, 0 when not set)
helo_domain	Host name given in EHLO or HELO, empty before it is sent
asn	Autonomous system number of the client, 0 when unknown
country	Country code of the client, empty when unknown