MailSure

Is spamthis.co.uk a valid email domain?

DisposableChecked 2026-11-06

spamthis.co.uk has working mail routing: 2 MX records pointing, led by mx00.ionos.co.uk.

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

SPF is published and ends with ~all. DMARC is set to none.

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MX records

PriorityMail serverResolves to
10mx00.ionos.co.uk212.227.15.171
10mx01.ionos.co.uk212.227.15.188

SPF

Record published

v=spf1 include:_spf-eu.ionos.com ~all

DMARC

Policy: none

v=DMARC1; p=none;

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?

Treat these as low-value. People use spamthis.co.uk to avoid giving a real address, so the contact is unlikely to reply, buy or come back. A real-time check at signup stops them before they enter your list.

Sender authentication

spamthis.co.uk has DMARC in monitoring mode (p=none). It collects reports but does not yet block spoofed mail, so the domain is easier to impersonate.

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Frequently asked questions

Is spamthis.co.uk a valid email domain?
Yes. spamthis.co.uk publishes 2 MX records and can receive email. Whether a particular mailbox exists is a separate question that only a mailbox check can answer.
Is spamthis.co.uk a disposable email domain?
Yes. spamthis.co.uk is on our list of disposable and temporary email domains, so most services block it.
What are the MX records for spamthis.co.uk?
mx00.ionos.co.uk (priority 10); mx01.ionos.co.uk (priority 10).
Does spamthis.co.uk have SPF and DMARC?
SPF: yes, ending ~all. DMARC: yes, policy none.

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