During December 2024, this developer contributed to the PowerDNS/pdns repository by enhancing the RecursorDist settings to ensure deterministic UDP port avoidance. They implemented a feature that sorts the udp_source_port_avoid list, standardizing the order in which UDP ports are excluded and thereby improving configuration predictability across different environments. This work focused on configuration management and was developed using Python, emphasizing maintainability and reducing the risk of misconfiguration in deployment scenarios. The depth of the contribution lies in its targeted approach to stability and business value, addressing a subtle but impactful aspect of network configuration within the PowerDNS ecosystem.