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According to Live Direct Marketing's daily DNS scan (July 13, 2026), alarm.com (Tranco rank #11,121) receives mail via Cisco IronPort. Its DMARC policy is p=quarantine — one of the minority (47%) of DMARC publishers that actually enforce.
| Mailbox provider (MX) | Cisco IronPort |
|---|---|
| ESPs in SPF | none detected |
| SaaS senders in SPF | none detected |
| DMARC policy | p=quarantine |
| DMARC record | v=DMARC1; p=quarantine; fo=1; pct=0; ri=3600; rua=mailto:alarm-com@rua.agari.com; ruf=mailto:alarm-com@ruf.agari.com |
| Tranco rank | #11,121 |
| Snapshot | 2026-07-13 (updated daily) |
alarm.com uses Cisco IronPort for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
Partially — alarm.com publishes p=quarantine (as of July 13, 2026).