If you are getting the 500 sending error, please configure the following CNAME on your DNS records to verify the domain.
Replace yourdomain.com with your sending domain name.
Type | Hostname | Enter This Value |
|---|---|---|
CNAME | em571574.yourdomain.com
| return.smtp2go.net |
CNAME | s571574._domainkey.yourdomain.com | dkim.smtp2go.net |
CNAME | link.yourdomain.com | track.smtp2go.net |