MailSure

Is discard.email a valid email domain?

DisposableChecked 2026-11-06

Mail for discard.email is handled by 1 server, with mx.discard.email tried first.

It appears on our list of disposable and throwaway email domains.

No SPF record was found. No DMARC policy was found either.

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MX records

PriorityMail serverResolves to
10mx.discard.email159.195.62.192, 2a0a:4cc0:c1:fdc2:3449:18ff:fed2:631a

SPF

No record found

DMARC

No record found

Disposable?

Yes, listed as a disposable email domain.

Free provider?

Yes, a free public mailbox provider.

What this means for your email list

Should you accept addresses at this domain?

For most businesses, no. Addresses at discard.email are made to be thrown away, which means onboarding emails go unread and re-engagement campaigns go nowhere. Reject them at signup or flag them for review.

Sender authentication

discard.email has no DMARC policy, so receivers have no instruction on what to do with mail that fails authentication. Large mailbox providers now expect bulk senders to publish one.

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Frequently asked questions

Is discard.email a valid email domain?
Yes. discard.email publishes 1 MX record and can receive email. Whether a particular mailbox exists is a separate question that only a mailbox check can answer.
Is discard.email a disposable email domain?
Yes. discard.email is on our list of disposable and temporary email domains, so most services block it.
What are the MX records for discard.email?
mx.discard.email (priority 10).
Does discard.email have SPF and DMARC?
SPF: no record found. DMARC: no record found.

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