83. The apparatus of claim 67 , wherein the apparatus further comprises means for sending a request for the reputation score of the message sender to a service for determining the reputation of the message sender, and wherein the means for obtaining the reputation score of the message sender comprises means for receiving a response to the request for the reputation score of the message sender from the service for determining a reputation of the message sender.
83. The apparatus of claim 67 , wherein the apparatus further comprises means for sending a request for the reputation score of the message sender to a service for determining the reputation of the message sender, and wherein the means for obtaining the reputation score of the message sender comprises means for receiving a response to the request for the reputation score of the message sender from the service for determining a reputation of the message sender. 84. The apparatus of claim 83 , wherein the means for sending the request for the reputation score of the message sender comprises means for sending a DNS request and the means for receiving the response to the request for the reputation score of the message sender comprises means for receiving a DNS response.