MailSure

Is u-paris.fr a valid email domain?

Organisation domainChecked 2026-11-06

u-paris.fr has working mail routing: 2 MX records pointing, led by mx2.relay.renater.fr.

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 none.

Check an email address at u-paris.fr

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MX records

PriorityMail serverResolves to
50mx2.relay.renater.fr85.31.212.203
50mx1.relay.renater.fr85.31.212.3

SPF

Record published

v=spf1 ip4:195.220.128.192/27 ip4:212.199.136.212 ip4:91.199.29.0/24 ip4:88.202.222.0/24 ip4:130.117.78.50/32 ip4:195.82.108.0/24 ip4:134.90.136.30 include:_spf.univ-paris-diderot.fr include:_spf.parisdescartes.fr include:spf.relay.renater.fr ?all

DMARC

Policy: none

v=DMARC1; p=none; sp=none; adkim=r; aspf=r; pct=100; fo=1; rf=afrf; ri=86400; rua=mailto:dmarc-info@u-paris.fr; ruf=mailto:dmarc-reports@u-paris.fr

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

The domain accepts mail, but whether a given person's mailbox exists depends on that organisation. Company domains often have staff who left, role mailboxes like info@ and sales@, and sometimes catch-all rules that accept everything. Verify the individual address before you send.

Sender authentication

u-paris.fr 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 u-paris.fr a valid email domain?
Yes. u-paris.fr 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 u-paris.fr a disposable email domain?
No. u-paris.fr 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 u-paris.fr?
mx2.relay.renater.fr (priority 50); mx1.relay.renater.fr (priority 50).
Does u-paris.fr have SPF and DMARC?
SPF: yes, ending ?all. DMARC: yes, policy none.

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