Admin Guide › Security Profiles › Email Intelligence

Email Intelligence

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Check sender server network, blacklist status, and HELO/SPF posture with optional domain scan exclusions.

Email Intelligence

Add / Edit forms

Click + Add New to open the creation dialog, or Edit on an existing row to modify a record.

List view

List view

Add form — all tabs

The add dialog contains 4 tabs. Example values in the filled screenshots are for documentation only — do not save them on a production appliance.

General

Field Required Description Example Why this data is needed
Profile Name Yes Unique name for proxy rule attachment. Email_Protect Required — attach to rules protecting login or contact forms.
Enable Email Intelligence Yes Master switch for email validation. Enabled Must be Enabled to inspect email fields in HTTP requests.

Empty:

Add — General (empty)

Filled with example data (for illustration — shows why each field needs a value):

Add — General (filled)

Checks

Field Required Description Example Why this data is needed
Disposable Email Detection Yes Block temporary/throwaway email domains. Enabled Stops fake sign-ups using mailinator-style addresses.
MX Record Validation No Verify the domain has valid mail servers. Enabled Rejects emails from domains that cannot receive mail.

Empty:

Add — Checks (empty)

Filled with example data (for illustration — shows why each field needs a value):

Add — Checks (filled)

Blacklist Domains

Field Required Description Example Why this data is needed
Blocked Domains Yes Domains never allowed in email fields. tempmail.com, guerrillamail.com Required for custom block lists beyond built-in detection.

Empty:

Add — Blacklist Domains (empty)

Filled with example data (for illustration — shows why each field needs a value):

Add — Blacklist Domains (filled)

Excluded Domains

Field Required Description Example Why this data is needed
Excluded Domains No Trusted domains exempt from checks. company.com Optional — prevents false blocks on your own domain.

Empty:

Add — Excluded Domains (empty)

Filled with example data (for illustration — shows why each field needs a value):

Add — Excluded Domains (filled)

Edit form — all tabs

The edit dialog contains 4 tabs. Fields are the same as Add — values show the currently saved record:

General

Field Required Description Example Why this data is needed
Profile Name Yes Unique name for proxy rule attachment. Email_Protect Required — attach to rules protecting login or contact forms.
Enable Email Intelligence Yes Master switch for email validation. Enabled Must be Enabled to inspect email fields in HTTP requests.

Edit — General

Checks

Field Required Description Example Why this data is needed
Disposable Email Detection Yes Block temporary/throwaway email domains. Enabled Stops fake sign-ups using mailinator-style addresses.
MX Record Validation No Verify the domain has valid mail servers. Enabled Rejects emails from domains that cannot receive mail.

Edit — Checks

Blacklist Domains

Field Required Description Example Why this data is needed
Blocked Domains Yes Domains never allowed in email fields. tempmail.com, guerrillamail.com Required for custom block lists beyond built-in detection.

Edit — Blacklist Domains

Excluded Domains

Field Required Description Example Why this data is needed
Excluded Domains No Trusted domains exempt from checks. company.com Optional — prevents false blocks on your own domain.

Edit — Excluded Domains

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