Some hosted email servers (e.g. Gandi) are blocking three.ie because there is no reverse DNS on the IP address 62.40.38.69.
$ host 62.40.38.69
Host 69.38.40.62.in-addr.arpa. not found: 3(NXDOMAIN)
This error stops you registering through these strictly controlled SMTP servers.
Can my3 fix this?
