Mailster

Free tool

SPF, DKIM & DMARC checker

Enter a domain and we will look up its SPF, DMARC, DKIM and MX records — the four settings that decide whether your email reaches the inbox or the spam folder.

zoho.com

Some settings need attention.

SPF

Pass

SPF record looks good

A valid SPF record is published for zoho.com and it ends with a strict all mechanism.

Records found

  • v=spf1 include:spf.zoho.com include:zcsend.net include:spf.zohomail.com include:popspf.zohomail.com -all

DKIM

Warning

No common DKIM key found

No DKIM key was found under the common selectors for zoho.com. This may simply mean your provider uses a different selector — check your mail host's documentation. Common selectors checked: google, zoho, selector1, selector2, default, mail, smtp, s1, s2, k1, dkim, key.

DMARC

Pass

DMARC policy is enforcing

A DMARC record with an enforcing policy (quarantine or reject) is published.

Records found

  • v=DMARC1; p=reject; sp=reject; fo=0; rua=mailto:dmarcaggregation@zoho.com; ruf=mailto:dmarcaggregation@zoho.com

MX records

Pass

MX records found

3 mail server(s) are configured for zoho.com.

Records found

  • 10 smtpin.zoho.com.
  • 20 smtpin2.zoho.com.
  • 50 smtpin3.zoho.com.

What do these records mean?

SPF, DKIM and DMARC prove your email really comes from your domain. Mailbox providers check them to decide whether to trust you. Fix the warnings above, then wait a few hours for DNS to update and run the check again.

Hosting mail on Zoho Mail? Keep an eye on the MX and DKIM checks above — both must be configured at your domain registrar for mail to flow and to stay out of spam.