Tools
SPF Record Generator
Create a perfectly formatted Sender Policy Framework (SPF) record to authorize your mail servers and prevent spoofing.
v=spf1 mx a ~all
Add this as a TXT record in your domain's DNS settings. Name/Host should be @
Create a perfectly formatted Sender Policy Framework (SPF) record to authorize your mail servers and prevent spoofing.
Add this as a TXT record in your domain's DNS settings. Name/Host should be @