docusign.com - Email Domain Verification & Deliverability Report

DocuSign Inc. (docusign.com) is the global leader in electronic signature technology, headquartered in San Francisco, California. DocuSign enables organizations to manage electronic agreements including preparing, signing, acting on, and managing contracts and other documents. The platform processes hundreds of millions of documents annually for over 1.5 million customers.

DocuSign implements robust email authentication on the docusign.com domain with SPF, DKIM, and DMARC enforcement. DocuSign is one of the most impersonated brands in business email phishing, with fraudulent emails disguised as signature requests, completed document notifications, and account security alerts. Strong authentication is critical for a company whose core product is delivered via email.

Email verification against docusign.com provides definitive accept/reject responses for individual mailboxes. The domain does not operate as catch-all. DocuSign's mail infrastructure implements rate limiting and security monitoring on inbound SMTP connections.

For business partners communicating with DocuSign employees, impeccable sender authentication is essential. Given DocuSign's deep involvement in email-based workflows, their corporate filters apply sophisticated evaluation of incoming messages. Full SPF, DKIM, and DMARC compliance is required for reliable delivery.

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