Domain Intelligence
Last Updated:
Uc.edu
Safe to Send
Uc.edu is operated by University of Cincinnati. The domain runs 1 mail exchange and SMTP is responsive, with all three authentication standards in force.
Safe to Send
RISK
15
/100
Low
Verify Mailbox
Verify @uc.edu emails
Live SMTP handshake against uc.edu mail servers. No email is sent. 10 free per day, no signup.
Trusted by 400,000+ senders
4.9/5
From 8,500+ verified reviews
Disposable detection is the strongest I've tested. We were drowning in fake signups before integration. Fraudulent account creation dropped roughly 80% in the first 10 days. Risk score on the lookup pages helps our analysts triage faster too. Elena Reyes · Trust & Safety, Fintech
SOC 2 Type II
GDPR
CCPA
99.7% Accuracy
Disposable
No
Persistent addresses, not throwaway
SMTP Live
Yes
Mail server responds to SMTP handshake
MX Records
1
Mail exchangers
Mail Exchange (MX) Records for uc.edu Mail Exchange records. They tell other mail servers which hosts are responsible for receiving email at this domain, in priority order. Lower priority numbers are tried first.
#10
uc-edu.mail.protection.outlook.com 52.101.10.18
Reachable
SMTP Handshake
Simple Mail Transfer Protocol. We open a live SMTP connection to the primary MX and read the greeting banner. A response confirms the mail server is alive and accepting connections.
Responsive
BANNER220 SA2PEPF000015C8.mail.protection.outlook.com Microsoft ESMTP MAIL Service ready at Tue, 12 May 2026 11:10:49 +0000 [08DEADD0666642A1]
Primary mail server accepted SMTP connection and returned a banner during the live audit.
uc.edu Email Authentication SPF · DKIM · DMARC
SPF
Sender Policy Framework. A DNS record listing which servers are allowed to send mail for this domain. Receivers reject or flag mail from unauthorized servers.
Pass
TXTv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:_spf.mlsend.com include:_spf.stgi.net ~all
Authorized senders are defined and pass SPF policy.
DKIM
DomainKeys Identified Mail. The sending server cryptographically signs outbound mail with a private key, and receivers verify the signature using a public key in DNS.
Pass
SELECTORDetected via standard selectors
A DKIM signature was detected. Outbound mail from this domain can be cryptographically verified.
DMARC
Domain-based Message Authentication, Reporting & Conformance. Tells receivers what to do when SPF or DKIM checks fail: none, quarantine, or reject.
Quarantine
TXTv=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email
Receivers are instructed to quarantine (route to spam) any mail that fails SPF or DKIM.
uc.edu Domain Registration WHOIS · Nameservers · Registrar
RegisteredNovember 16, 1987
Last UpdatedAugust 29, 2025
ExpiresJuly 31, 2027
Age38 years
TLD.edu
Authoritative Nameservers (2)
- UCDNSB.UC.EDU
- UCDNSA.UC.EDU
Registrant
University of Cincinnati
UC Information Tecnologies (UCit)
Cincinnati, OH, UNITED STATES
Technical Contact
Brian Ruehl
University of Cincinnati
UC Information Technologies
brian.ruehl@uc.edu·Cincinnati, OH, UNITED STATES·15135561921
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Common Questions About uc.edu
Is uc.edu a disposable or temporary email provider?
No. uc.edu is not a disposable email provider. It is classified as Education Email operated by University of Cincinnati and addresses on uc.edu are persistent rather than throwaway. Mail sent to a valid uc.edu mailbox reaches a real recipient.
How do I verify if a uc.edu email address is valid?
The fastest way to verify a uc.edu email address is to use our free email checker. Enter any @uc.edu mailbox at the top of this page and our system performs a real-time SMTP handshake against uc.edu's mail servers, confirming whether the mailbox exists, is reachable, and is safe to send to. No email is ever delivered during the check.
Can I check if a uc.edu email exists without sending a message?
Yes. Our real-time email verification API connects directly to uc.edu's mail server, opens an SMTP session, and queries the mailbox using the RCPT TO command without ever transmitting an actual email. The server's response confirms whether the uc.edu mailbox is valid, full, or non-existent. The recipient never receives anything and never sees the check.
What are the MX records for uc.edu?
uc.edu currently publishes 1 mail exchange (MX) record. The primary MX is uc-edu.mail.protection.outlook.com, which is the first server contacted when other mail systems try to deliver email to a uc.edu address. The full list with priorities and IP addresses is in the MX Records panel above. MX records tell sending servers where to route email for uc.edu.
Does uc.edu use SPF, DKIM, and DMARC email authentication?
uc.edu enforces all three email authentication standards: SPF, DKIM, and DMARC (policy: quarantine). This is the gold-standard configuration. It means receivers can verify that mail claiming to come from @uc.edu is genuine, and uc.edu's DMARC policy of 'quarantine' instructs receivers how to handle messages that fail those checks.
Why do emails to uc.edu bounce or get blocked?
Bounces from uc.edu usually fall into three buckets: the mailbox doesn't exist (5xx user unknown), the inbox is full, or your sending domain isn't authenticated to uc.edu's satisfaction. The fastest fix is to run each address through a free email verifier before you send, and to make sure your own SPF, DKIM, and DMARC are configured correctly so uc.edu's receivers trust you.
How can I verify a large list of uc.edu email addresses?
Our bulk email verifier accepts CSV or TXT uploads with thousands or millions of uc.edu addresses (or any mix of domains). Every address goes through 30+ checks including SMTP existence, uc.edu catch-all detection, role-account detection, and disposable-domain matching. Results typically come back within minutes and previously-failed addresses on your blacklist are reprocessed for free. For continuous high-volume needs, see our unlimited email verification API.
Is it safe to accept signups from uc.edu email addresses?
Yes, with normal hygiene. uc.edu is a legitimate email service and signups from @uc.edu behave like any other real user. Pipe each address through a real-time email verifier API at the moment of signup to catch typos and dead mailboxes, but there is no need to block uc.edu by default.
What email format does uc.edu use for usernames?
Most uc.edu mailboxes follow common patterns like first.last@uc.edu, firstinitiallast@uc.edu, or first@uc.edu, but the actual local-part rules depend on University of Cincinnati. The only reliable way to confirm whether a specific @uc.edu address exists is to run it through a free email verification tool. Guessing patterns will produce a high bounce rate and damage your sender reputation.
How is the uc.edu risk score calculated?
The 0-to-100 risk score for uc.edu combines disposable-domain classification, mail-server reachability, MX record presence and depth, SPF / DKIM / DMARC enforcement, DMARC policy strength, SMTP banner response, and domain age. Lower scores mean safer to send to. Disposable domains are pinned at the high end of the scale. The uc.edu score is recomputed on every audit so it always reflects the live state of the domain.
Is uc.edu a valid education email domain?
Yes, uc.edu is a valid educational institution email domain operated by University of Cincinnati. It is used by students, faculty, and staff for academic correspondence.
Is uc.edu a disposable or temporary email provider?
No, uc.edu is not a disposable or temporary email provider. It is an institutional email domain. However, student email addresses may be deactivated after graduation depending on the institution's policy.
What mail server does uc.edu use?
uc.edu uses mail servers managed by or on behalf of University of Cincinnati. Many universities use Microsoft 365 or Google Workspace for their email infrastructure. Check the MX records section above for details.
Can I send marketing emails to uc.edu addresses?
You can send emails to uc.edu addresses with proper consent. Be aware that educational institutions often employ strict spam filtering, and student addresses may become inactive after graduation. Regular list hygiene is recommended.
How do I verify an email address at uc.edu?
Use BulkEmailChecker to verify uc.edu addresses. Educational domains may use catch-all configurations or have specific SMTP behaviors. Our tool handles these institution-specific configurations automatically.