recursion_desired

Since: Version 2025.03.19-1d3f1f67

The functionality described in this section requires version 2025.03.19-1d3f1f67 of KumoMTA, or a more recent version.

Boolean. Whether to set the RD (Recursion Desired) bit on outgoing queries. You want this on when talking to a recursive resolver, and off when talking directly to an authoritative server. Defaults to true.