MailSure

Is tsinghua.edu.cn a valid email domain?

Organisation domainChecked 2026-11-06

tsinghua.edu.cn can receive email. It publishes 2 mail servers, and the first choice is mta1.tsinghua.edu.cn.

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. DMARC is set to quarantine.

Check an email address at tsinghua.edu.cn

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MX records

PriorityMail serverResolves to
10mta1.tsinghua.edu.cn166.111.204.9
10mta0.tsinghua.edu.cn166.111.204.8

SPF

Record published

v=spf1 redirect=spf.tsinghua.edu.cn

DMARC

Policy: quarantine

v=DMARC1; p=quarantine; fo=1; ruf=mailto:dmarc@mail.tsinghua.edu.cn; rua=mailto:dmarc_report@mail.tsinghua.edu.cn

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

tsinghua.edu.cn 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

tsinghua.edu.cn uses a DMARC quarantine policy: mail that fails authentication is sent to spam. That is a sound middle step, and a good sign the owner looks after their email setup.

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Frequently asked questions

Is tsinghua.edu.cn a valid email domain?
Yes. tsinghua.edu.cn 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 tsinghua.edu.cn a disposable email domain?
No. tsinghua.edu.cn 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 tsinghua.edu.cn?
mta1.tsinghua.edu.cn (priority 10); mta0.tsinghua.edu.cn (priority 10).
Does tsinghua.edu.cn have SPF and DMARC?
SPF: yes. DMARC: yes, policy quarantine.

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