Barracuda is capable of sending DMARC compliant email because they support custom SPF that achieve DMARC alignment. Barracuda is a Corporate Email Security Platform and is often used by Network and Email Administrator teams.
DKIM signing is not natively supported by this sender; Barracuda can only relay previously signed messages. More information is available on: https://campus.barracuda.com/product/sentinel/doc/78157593/domain-fraud-protection-background
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://campus.barracuda.com/product/sentinel/doc/78157593/domain-fraud-protection-background