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Email infrastructure of denic.de

According to Live Direct Marketing's daily DNS scan (July 13, 2026), denic.de (Tranco rank #10,717) receives mail via Mailbox.org. Its DMARC policy is p=reject — one of the minority (47%) of DMARC publishers that actually enforce.

Mailbox provider (MX)	Mailbox.org
ESPs in SPF	none detected
SaaS senders in SPF	none detected
DMARC policy	p=reject
DMARC record	`v=DMARC1; p=reject; rua=mailto:dmarcrep@denic.de; rf=afrf; sp=reject; fo=0; ri=86400; adkim=r; aspf=r; pct=100`
Tranco rank	#10,717
Snapshot	2026-07-13 (updated daily)

Frequently asked questions

What email provider does denic.de use?

denic.de uses Mailbox.org for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.

Does denic.de enforce DMARC?

Yes — denic.de publishes p=reject, the strictest DMARC policy (as of July 13, 2026).

DNS records say who should deliver your mail — they don't say whether it lands in the inbox. Run a free inbox placement test for denic.de at Gmail, Outlook, Yandex and Mail.ru.

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