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Email infrastructure of denik.cz

According to Live Direct Marketing's daily DNS scan (July 13, 2026), denik.cz (Tranco rank #12,356) receives mail via Microsoft 365. Its DMARC policy is p=none (monitor only) — like the majority of DMARC publishers (53% don't enforce).

Mailbox provider (MX)	Microsoft 365
ESPs in SPF	none detected
SaaS senders in SPF	SupportBox (CZ)
DMARC policy	p=none
DMARC record	`v=DMARC1; p=none; rua=mailto:dmarcreport@vlmedia.cz`
Tranco rank	#12,356
Snapshot	2026-07-13 (updated daily)

Frequently asked questions

What email provider does denik.cz use?

denik.cz 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.

Does denik.cz enforce DMARC?

No — denik.cz publishes p=none, which only monitors and does not block spoofing (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 denik.cz at Gmail, Outlook, Yandex and Mail.ru.

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