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According to Live Direct Marketing's daily DNS scan (July 13, 2026), heise.de (Tranco rank #2,767) receives mail via Hornetsecurity and sends through Hornetsecurity. Its DMARC policy is p=none (monitor only) — like the majority of DMARC publishers (53% don't enforce).
| Mailbox provider (MX) | Hornetsecurity |
|---|---|
| ESPs in SPF | Hornetsecurity |
| SaaS senders in SPF | none detected |
| DMARC policy | p=none |
| DMARC record | v=DMARC1; p=none; sp=none; rua=mailto:dmarc.report@heise.de |
| Tranco rank | #2,767 |
| Snapshot | 2026-07-13 (updated daily) |
heise.de uses Hornetsecurity for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
heise.de authorises Hornetsecurity in its SPF record as of July 13, 2026.
No — heise.de publishes p=none, which only monitors and does not block spoofing (as of July 13, 2026).