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DDoS filters are active by default on all protected IPs. Each filter only permits traffic that matches the expected protocol signature for that application or game, blocking everything else on the covered port range. No configuration is required to benefit from these filters.

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Active application filters

Protocol: TCPDefault ports: 25565–26000Filters specialized for Minecraft Java Edition protocol handshakes, query traffic, and player session packets.
Protocol: UDPDefault ports: 19100–19200Filters specialized for Minecraft Bedrock Edition protocol handshakes and RakNet traffic.
Protocol: UDPDefault ports: 27000–28000Protects game traffic and A2S query packets for Source engine titles (e.g., CS:GO/CS2, TF2, Garry’s Mod, Left 4 Dead).
Protocol: UDPDefault ports: 28015–28100Protects Rust network payloads and player connection states.
For Rust servers, ensure your query ports are configured within the VALVE Source Engine Query range (27000–28000).
Protocol: TCP & UDPDefault ports: 30000–32000Permits authenticated FiveM client traffic and server payload data across both TCP and UDP.
Protocol: UDPDefault ports: 8200–8300Filters specific UDP game state traffic and session handshakes for Palworld multiplayer servers.
Protocol: UDPDefault ports: 34100–34200Filters UDP game state synchronization packets for Factorio multiplayer sessions.
Protocol: UDPDefault ports: 7100–7200Protects direct player traffic and game state synchronization for SCP:SL servers.
Protocol: UDPDefault port: 40140Filters multiplayer physics synchronization and server connection data for BeamMP.
Protocol: UDPDefault ports: 5520–5620Dedicated filter for QUIC-based game connections and Hytale server traffic.

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Summary table