MailSure

Is uky.edu a valid email domain?

Organisation domainChecked 2026-11-06

Mail for uky.edu is handled by 1 server at Microsoft (Outlook or Microsoft 365), with uky-edu.mail.protection.outlook.com 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 uky.edu

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MX records (Microsoft (Outlook or Microsoft 365))

PriorityMail serverResolves to
10uky-edu.mail.protection.outlook.com52.101.194.17, 52.101.194.152

SPF

Record published

v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:spf.protection.outlook.com include:mailgun.org ~all

DMARC

Policy: reject

v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:dmarc_agg@vali.email,mailto:ukyrufrecords@uky.edu; ruf=mailto:ukyrufrecords@uky.edu

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

Mail routing for uky.edu is healthy, so the domain is not the risk. The risk is the mailbox: outdated contacts, shared inboxes and catch-all servers. A mailbox-level check tells you which addresses are safe to send to.

Sender authentication

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

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Frequently asked questions

Is uky.edu a valid email domain?
Yes. uky.edu 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 uky.edu a disposable email domain?
No. uky.edu 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 uky.edu?
uky-edu.mail.protection.outlook.com (priority 10).
Does uky.edu have SPF and DMARC?
SPF: yes, ending ~all. DMARC: yes, policy reject.

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