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According to Live Direct Marketing's daily DNS scan (July 13, 2026), epa.gov (Tranco rank #936) receives mail via Microsoft 365. Its DMARC policy is p=reject — one of the minority (47%) of DMARC publishers that actually enforce.
| Mailbox provider (MX) | Microsoft 365 |
|---|---|
| ESPs in SPF | none detected |
| SaaS senders in SPF | none detected |
| DMARC policy | p=reject |
| DMARC record | v=DMARC1; p=reject; rua=mailto:dmarc_agg@valigov.email,mailto:5373cc68@mxtoolbox.dmarc-report.com,mailto:dmarc_rua_epa.gov@epa.gov,mailto:reports@dmarc.cyber.dhs.gov; ruf=mailto:5373cc68@forensics.dmarc-report.com,mailto:dmarc_ruf_epa.gov@epa.gov; fo=1 |
| Tranco rank | #936 |
| Snapshot | 2026-07-13 (updated daily) |
epa.gov uses Microsoft 365 for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
Yes — epa.gov publishes p=reject, the strictest DMARC policy (as of July 13, 2026).