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According to Live Direct Marketing's daily DNS scan (July 13, 2026), cmu.edu (Tranco rank #1,504) receives mail via Google Workspace. Its DMARC policy is p=none (monitor only) — like the majority of DMARC publishers (53% don't enforce).
| Mailbox provider (MX) | Google Workspace |
|---|---|
| ESPs in SPF | none detected |
| SaaS senders in SPF | none detected |
| DMARC policy | p=none |
| DMARC record | v=DMARC1;p=none;sp=none;rua=mailto:report-dmarc@andrew.cmu.edu |
| Tranco rank | #1,504 |
| Snapshot | 2026-07-13 (updated daily) |
cmu.edu 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.
No — cmu.edu publishes p=none, which only monitors and does not block spoofing (as of July 13, 2026).