If you have parked domains that never send email, it’s important to set up SPF, DKIM, and DMARC so scammers can’t forge legitimate-looking email from those domains.

If you have parked domains that never send email, it’s important to set up SPF, DKIM, and DMARC so scammers can’t forge legitimate-looking email from those domains.
If your organization has its own domain for email addresses — [email protected] — set up email authentication to help ensure your email is delivered and your domain can’t be spoofed for phishing.