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Email infrastructure of rubiconproject.com

According to Live Direct Marketing's daily DNS scan (July 13, 2026), rubiconproject.com (Tranco rank #181) receives mail via Google Workspace and sends through SendGrid (Twilio), Marketo (Adobe), Mandrill. Its DMARC policy is p=quarantine — one of the minority (47%) of DMARC publishers that actually enforce.

Mailbox provider (MX)Google Workspace
ESPs in SPFSendGrid (Twilio), Marketo (Adobe), Mandrill
SaaS senders in SPFPardot (Salesforce)
DMARC policyp=quarantine
DMARC recordv=DMARC1; p=quarantine; pct=50; rua=mailto:dmarc@rubiconproject.com
Tranco rank#181
Snapshot2026-07-13 (updated daily)

Frequently asked questions

What email provider does rubiconproject.com use?

rubiconproject.com uses Google Workspace for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.

What ESP does rubiconproject.com use?

rubiconproject.com authorises SendGrid (Twilio), Marketo (Adobe), Mandrill in its SPF record as of July 13, 2026.

Does rubiconproject.com enforce DMARC?

Partially — rubiconproject.com publishes p=quarantine (as of July 13, 2026).

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