To fix the issue, below are some of, but not limited to, the things the you can do:
- Check if the confirmation email was sent to the spam folder.
- Contact your mail admin or service provider to:
- Configure the geo-fencing. Geo-fencing only allows to receive emails from certain sources, which could be limited to pre-defined subnets, service providers or countries. You can expect the confirmation emails to be sent from the following IP addresses:
- tmes-relay1.trendmicro.com (150.70.239.18)
- tmes-relay2.trendmicro.com (150.70.239.19)
- Check the content filters for false positive detections.
- Configure the geo-fencing. Geo-fencing only allows to receive emails from certain sources, which could be limited to pre-defined subnets, service providers or countries. You can expect the confirmation emails to be sent from the following IP addresses: