MailSure

Is ucsc.edu a valid email domain?

Organisation domainChecked 2026-11-06

ucsc.edu has working mail routing: 5 MX records pointing to Google (Gmail or Google Workspace), led by aspmx.l.google.com.

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.

No SPF record was found. DMARC is set to quarantine.

Check an email address at ucsc.edu

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MX records (Google (Gmail or Google Workspace))

PriorityMail serverResolves to
1aspmx.l.google.com142.251.127.26, 2a00:1450:4001:c21::1b
5alt2.aspmx.l.google.com172.253.152.27, 2a00:1450:4010:c22::1a
5alt1.aspmx.l.google.com142.250.147.27, 2a00:1450:4025:c01::1b
10alt4.aspmx.l.google.com192.178.158.26, 2404:6800:4013:813::1b
10alt3.aspmx.l.google.com192.179.20.26, 2404:6800:4000:1027::1a

SPF

No record found

DMARC

Policy: quarantine

v=DMARC1; p=quarantine; sp=none; pct=0; rua=mailto:dmarc-reports-group@ucsc.edu; ruf=mailto:dmarc-forensic-reports-group@ucsc.edu; fo=1

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

ucsc.edu 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

ucsc.edu 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 ucsc.edu a valid email domain?
Yes. ucsc.edu 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 ucsc.edu a disposable email domain?
No. ucsc.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 ucsc.edu?
aspmx.l.google.com (priority 1); alt2.aspmx.l.google.com (priority 5); alt1.aspmx.l.google.com (priority 5); alt4.aspmx.l.google.com (priority 10); alt3.aspmx.l.google.com (priority 10).
Does ucsc.edu have SPF and DMARC?
SPF: no record found. DMARC: yes, policy quarantine.

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