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Email infrastructure of fastmail.com

According to Live Direct Marketing's daily DNS scan (July 13, 2026), fastmail.com (Tranco rank #12,013) receives mail via FastMail. Its DMARC policy is p=none (monitor only) — like the majority of DMARC publishers (53% don't enforce).

Mailbox provider (MX)	FastMail
ESPs in SPF	none detected
SaaS senders in SPF	none detected
DMARC policy	p=none
DMARC record	`v=DMARC1; p=none; rua=mailto:e3936a44@inbox.ondmarc.com`
Tranco rank	#12,013
Snapshot	2026-07-13 (updated daily)

Frequently asked questions

What email provider does fastmail.com use?

fastmail.com uses FastMail 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 fastmail.com enforce DMARC?

No — fastmail.com 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 fastmail.com at Gmail, Outlook, Yandex and Mail.ru.

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