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According to Live Direct Marketing's daily DNS scan (July 13, 2026), blackbox.ai (Tranco rank #8,037) receives mail via Proofpoint Essentials and sends through Proofpoint Essentials. Its DMARC policy is p=quarantine — one of the minority (47%) of DMARC publishers that actually enforce.
| Mailbox provider (MX) | Proofpoint Essentials |
|---|---|
| ESPs in SPF | Proofpoint Essentials |
| SaaS senders in SPF | none detected |
| DMARC policy | p=quarantine |
| DMARC record | v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@blackbox.ai; |
| Tranco rank | #8,037 |
| Snapshot | 2026-07-13 (updated daily) |
blackbox.ai uses Proofpoint Essentials for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
blackbox.ai authorises Proofpoint Essentials in its SPF record as of July 13, 2026.
Partially — blackbox.ai publishes p=quarantine (as of July 13, 2026).