diff --git a/Network IPv4 Broadcast.go b/Network IPv4 Broadcast.go
index bddc631..bc48d54 100644
--- a/Network IPv4 Broadcast.go	
+++ b/Network IPv4 Broadcast.go	
@@ -79,7 +79,7 @@ func (network *Network) BroadcastIPv4Listen() {
 		}
 
 		// send the packet to a channel which is processed by multiple workers.
-		rawPacketsIncoming <- networkWire{network: network, sender: sender.(*net.UDPAddr), raw: buffer[:length], receiverPublicKey: ipv4BroadcastPublicKey}
+		rawPacketsIncoming <- networkWire{network: network, sender: sender.(*net.UDPAddr), raw: buffer[:length], receiverPublicKey: ipv4BroadcastPublicKey, unicast: false}
 	}
 }
 
diff --git a/Network IPv6 Multicast.go b/Network IPv6 Multicast.go
index 1fd650e..eeae8e9 100644
--- a/Network IPv6 Multicast.go	
+++ b/Network IPv6 Multicast.go	
@@ -125,7 +125,7 @@ func (network *Network) MulticastIPv6Listen() {
 		}
 
 		// send the packet to a channel which is processed by multiple workers.
-		rawPacketsIncoming <- networkWire{network: network, sender: sender.(*net.UDPAddr), raw: buffer[:length], receiverPublicKey: ipv6MulticastPublicKey}
+		rawPacketsIncoming <- networkWire{network: network, sender: sender.(*net.UDPAddr), raw: buffer[:length], receiverPublicKey: ipv6MulticastPublicKey, unicast: false}
 	}
 }
 
diff --git a/Network Init.go b/Network Init.go
index 0904cb5..84d20c0 100644
--- a/Network Init.go	
+++ b/Network Init.go	
@@ -27,6 +27,7 @@ type networkWire struct {
 	sender            *net.UDPAddr     // sender of the packet
 	receiverPublicKey *btcec.PublicKey // public key associated with the receiver
 	raw               []byte           // buffer
+	unicast           bool             // True if the message was sent via unicast. False if sent via IPv4 broadcast or IPv6 multicast.
 }
 
 var (
diff --git a/Network.go b/Network.go
index dec146d..1a3278d 100644
--- a/Network.go
+++ b/Network.go
@@ -106,7 +106,7 @@ func (network *Network) Listen() {
 		}
 
 		// send the packet to a channel which is processed by multiple workers.
-		rawPacketsIncoming <- networkWire{network: network, sender: sender, raw: buffer[:length], receiverPublicKey: peerPublicKey}
+		rawPacketsIncoming <- networkWire{network: network, sender: sender, raw: buffer[:length], receiverPublicKey: peerPublicKey, unicast: true}
 	}
 }