public String getRemoteHost() {
        return remoteHost;
    }
Returns the hostname or IP address of the remote host that performed the
activity associated with this record, if known.

@return
    The hostname or IP address of the remote host that performed the
    activity associated with this record, or null if the remote host is
    unknown.
guacamole/src/main/java/org/apache/guacamole/rest/history/APIActivityRecord.java