Q: What are the IP address blocks of the LaneChange.Net Email Defense Servers?

A: The IP address block of the Email Defense service you need to allow to connect to your servers are:

213.166.4.208/28 (213.166.4.208 to 213.166.4.223) subnet 255.255.255.240

62.249.212.128/26 (62.249.212.128 to 62.249.212.191) subnet 255.255.255.192

194.116.198.0/23 (194.116.198.0 to 194.116.199.255) subnet 255.255.254.0

All other inbound connections to your email server should be blocked to prevent by-passing of our Email Defense filtering service.