Email Source: Cisco IronPort Hosted MX

Homepage: http://www.cisco.com/web/products/security/cloud_email/index.html

This source is known to forward email

forwarding notes:

Forwarding sometimes preserves DKIM.

Capable of generating DMARC compliant email for others

Yes

IronPort Hosted is capable of sending DMARC compliant email because they support custom SPF and DKIM configurations that achieve DMARC alignment. IronPort Hosted is a Corporate Email Platform and is often used by Network and Email Administrators teams.

Capable of signing email with DKIM for others

Yes

The link just below is a resource on how to configure this source to send DKIM-aligned email on your behalf. You will complete this configuration by (1) following the source's instructions and (2) adding the required entries into your DNS. https://www.cisco.com/c/en/us/support/docs/security/email-security-appliance/213939-esa-configure-dkim-signing.html?dtid=osscdc000283

Capable of sending SPF compliant email for others

Yes

The link just below is a resource on how to configure this source to send SPF-aligned email on your behalf. You will complete this configuration by (1) following the source's instructions and (2) adding the required entries into your DNS. https://www.cisco.com/c/en/us/support/docs/security/email-security-appliance/117973-faq-esa-00.html