MailSure

Is st-andrews.ac.uk a valid email domain?

Organisation domainChecked 2026-11-06

st-andrews.ac.uk can receive email. It publishes 5 mail servers, and the first choice is mx02.st-andrews.ac.uk.

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 st-andrews.ac.uk

Type the name before the @ to check a full address. No account needed.

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MX records

PriorityMail serverResolves to
5mx02.st-andrews.ac.uk138.251.7.122
5mx04.st-andrews.ac.uk138.251.7.124
5mx01.st-andrews.ac.uk138.251.7.121
5mx03.st-andrews.ac.uk138.251.7.123
5mx05.st-andrews.ac.uk138.251.7.125

SPF

Record published

v=spf1 ip4:138.251.6.248 ip4:138.251.6.249 ip4:138.251.6.241 ip4:138.251.6.250 include:spf.protection.outlook.com -all

DMARC

Policy: reject

v=DMARC1;p=reject;rua=mailto:dmarc@st-andrews.ac.uk;ruf=mailto:dmarc@st-andrews.ac.uk;adkim=r;aspf=r;sp=reject

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

st-andrews.ac.uk looks like an organisation's own domain. Those are usually good leads, and also where bounces come from: people change jobs and mailboxes get closed. Checking each address, including whether the server accepts any recipient, avoids damaging your sender reputation.

Sender authentication

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

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Frequently asked questions

Is st-andrews.ac.uk a valid email domain?
Yes. st-andrews.ac.uk 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 st-andrews.ac.uk a disposable email domain?
No. st-andrews.ac.uk 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 st-andrews.ac.uk?
mx02.st-andrews.ac.uk (priority 5); mx04.st-andrews.ac.uk (priority 5); mx01.st-andrews.ac.uk (priority 5); mx03.st-andrews.ac.uk (priority 5); mx05.st-andrews.ac.uk (priority 5).
Does st-andrews.ac.uk have SPF and DMARC?
SPF: yes, ending -all. DMARC: yes, policy reject.

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