Domain Intelligence
Last Updated:
Uzh Email Verification
Safe to Send
Uzh.ch is operated by University of Zurich. The domain runs 1 mail exchange and SMTP is responsive, with all three authentication standards in force.
Safe to Send
RISK
21
/100
Low
Verify Mailbox
Verify @uzh.ch emails
Live SMTP handshake against uzh.ch 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
Switched after a billing dispute with NeverBounce. Same SMTP results on a 5k test sample. The MX, SPF, DKIM lookup tools are a hidden value-add for debugging client deliverability complaints. James Wexler · Growth Engineer
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 uzh.ch 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
uzh-ch.mail.protection.outlook.com 52.101.68.10
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 AM1PEPF000252E0.mail.protection.outlook.com Microsoft ESMTP MAIL Service ready at Mon, 18 May 2026 06:10:36 +0000 [08DEB31B75CA9B8E]
Primary mail server accepted SMTP connection and returned a banner during the live audit.
uzh.ch 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 ip4:40.95.0.0/16 ip4:130.60.207.240/28 ip4:130.60.206.24/31 include:spf.protection.outlook.com -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.
None
TXTv=DMARC1; p=none; rua=mailto:dmarc.reports@zi.uzh.ch,mailto:dmarc_agg@vali.email; sp=none
Monitoring only. Receivers take no action when SPF or DKIM fails.
uzh.ch Domain Registration WHOIS · Nameservers · Registrar
TLD.ch
Authoritative Nameservers (3)
- ns3.uzh.ch
- ns1.uzh.ch
- ns2.uzh.ch
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More Email Verification Tools
Free single-address checks, bulk uploads, and APIs for plugging email verification into your own product.
Common Questions About uzh.ch
Is uzh.ch a disposable or temporary email provider?
No. uzh.ch is not a disposable email provider. It is classified as Education Email operated by University of Zurich and addresses on uzh.ch are persistent rather than throwaway. Mail sent to a valid uzh.ch mailbox reaches a real recipient.
How do I verify if a uzh.ch email address is valid?
The fastest way to verify a uzh.ch email address is to use our email checker. Enter any @uzh.ch mailbox at the top of this page and our system performs a real-time SMTP handshake against uzh.ch'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 uzh.ch email exists without sending a message?
Yes. Our real-time email verification API connects directly to uzh.ch'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 uzh.ch mailbox is valid, full, or non-existent. The recipient never receives anything and never sees the check.
What are the MX records for uzh.ch?
uzh.ch currently publishes 1 mail exchange (MX) record. The primary MX is uzh-ch.mail.protection.outlook.com, which is the first server contacted when other mail systems try to deliver email to a uzh.ch 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 uzh.ch.
Does uzh.ch use SPF, DKIM, and DMARC email authentication?
uzh.ch enforces all three email authentication standards: SPF, DKIM, and DMARC (policy: none). This is the gold-standard configuration. It means receivers can verify that mail claiming to come from @uzh.ch is genuine, and uzh.ch's DMARC policy of 'none' instructs receivers how to handle messages that fail those checks.
Why do emails to uzh.ch bounce or get blocked?
Bounces from uzh.ch 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 uzh.ch'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 uzh.ch's receivers trust you.
How can I verify a large list of uzh.ch email addresses?
Our bulk email verifier accepts CSV or TXT uploads with thousands or millions of uzh.ch addresses (or any mix of domains). Every address goes through 30+ checks including SMTP existence, uzh.ch 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 uzh.ch email addresses?
Yes, with normal hygiene. uzh.ch is a legitimate email service and signups from @uzh.ch 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 uzh.ch by default.
What email format does uzh.ch use for usernames?
Most uzh.ch mailboxes follow common patterns like first.last@uzh.ch, firstinitiallast@uzh.ch, or first@uzh.ch, but the actual local-part rules depend on University of Zurich. The only reliable way to confirm whether a specific @uzh.ch 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 uzh.ch risk score calculated?
The 0-to-100 risk score for uzh.ch 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 uzh.ch score is recomputed on every audit so it always reflects the live state of the domain.
Is uzh.ch a valid education email domain?
Yes, uzh.ch is a valid educational institution email domain operated by University of Zurich. It is used by students, faculty, and staff for academic correspondence.
Is uzh.ch a disposable or temporary email provider?
No, uzh.ch 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 uzh.ch use?
uzh.ch uses mail servers managed by or on behalf of University of Zurich. 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 uzh.ch addresses?
You can send emails to uzh.ch 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 uzh.ch?
Use BulkEmailChecker to verify uzh.ch addresses. Educational domains may use catch-all configurations or have specific SMTP behaviors. Our tool handles these institution-specific configurations automatically.