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According to Live Direct Marketing's daily DNS scan (July 12, 2026), dartmouth.edu (Tranco rank #5,062) receives mail via Microsoft 365. Its DMARC policy is p=none (monitor only) — like the majority of DMARC publishers (53% don't enforce).
| Mailbox provider (MX) | Microsoft 365 |
|---|---|
| ESPs in SPF | none detected |
| SaaS senders in SPF | Qualtrics |
| DMARC policy | p=none |
| DMARC record | v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email,mailto:dmarc_agg@auth.returnpath.net,mailto:re+aw7niku9g7f@dmarc.postmarkapp.com,mailto:dartmouth@rua.agari.com; ruf=mailto:dmarc_afrf@auth.returnpath.net,mailto:dartmouth@ruf.agari.com; fo=1; ri=3600 |
| Tranco rank | #5,062 |
| Snapshot | 2026-07-12 (updated daily) |
dartmouth.edu uses Microsoft 365 for inbound mail (detected from its primary MX record) as of July 12, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
No — dartmouth.edu publishes p=none, which only monitors and does not block spoofing (as of July 12, 2026).