MailSure

Is usmc.mil a valid email domain?

Organisation domainChecked 2026-11-06

Mail for usmc.mil is handled by 5 servers, with pri-jeemsg.eemsg.mail.mil tried first.

It is not a free provider and is not on our disposable list, so addresses here usually belong to a company, school or other organisation.

SPF is published and ends with -all. DMARC is set to reject.

Check an email address at usmc.mil

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MX records

PriorityMail serverResolves to
10pri-jeemsg.eemsg.mail.milno address found
20sec-jeemsg.eemsg.mail.milno address found
30pri-nipr.eemsg.mail.milno address found
40sec-nipr.eemsg.mail.milno address found
50ter-nipr.eemsg.mail.milno address found

SPF

Record published

v=spf1 include:_spf.eemsg.mail.mil -all

DMARC

Policy: reject

v=DMARC1;p=reject;sp=reject;rua=mailto:dmarc_reporting@usmc.mil,mailto:dmarc_reports@mail.mil

Disposable?

No, not on our disposable list.

Free provider?

No, not a known free provider.

What this means for your email list

What this means for addresses at this domain

The domain accepts mail, but whether a given person's mailbox exists depends on that organisation. Company domains often have staff who left, role mailboxes like info@ and sales@, and sometimes catch-all rules that accept everything. Verify the individual address before you send.

Sender authentication

usmc.mil has a strict DMARC policy (reject): mail that fails authentication is refused, which protects its brand from spoofing and means anyone sending as usmc.mil must have SPF and DKIM set up correctly.

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Frequently asked questions

Is usmc.mil a valid email domain?
Yes. usmc.mil publishes 5 MX records and can receive email. Whether a particular mailbox exists is a separate question that only a mailbox check can answer.
Is usmc.mil a disposable email domain?
No. usmc.mil is not on our disposable list. The list is updated regularly, and new throwaway domains appear all the time.
What are the MX records for usmc.mil?
pri-jeemsg.eemsg.mail.mil (priority 10); sec-jeemsg.eemsg.mail.mil (priority 20); pri-nipr.eemsg.mail.mil (priority 30); sec-nipr.eemsg.mail.mil (priority 40); ter-nipr.eemsg.mail.mil (priority 50).
Does usmc.mil have SPF and DMARC?
SPF: yes, ending -all. DMARC: yes, policy reject.

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