Domain Intelligence
Last Updated:
Creditsuisse Email Verification
Safe to Send
Creditsuisse.com is operated by Credit Suisse. The domain runs 4 mail exchanges and SMTP is responsive, with 2 of 3 authentication standards in place.
Safe to Send
RISK
17
/100
Low
Verify Mailbox
Verify @creditsuisse.com emails
Live SMTP handshake against creditsuisse.com 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
4
Mail exchangers
Mail Exchange (MX) Records for creditsuisse.com 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.
#100
mx14.ubs.open.ch 213.242.99.78
Reachable
#100
mx13.ubs.open.ch 83.137.84.101
Reachable
#100
mx11.ubs.open.ch 213.242.99.77
Reachable
#100
mx12.ubs.open.ch 83.137.84.102
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 mx14.ubs.open.ch ESMTP
Primary mail server accepted SMTP connection and returned a banner during the live audit.
creditsuisse.com 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 -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.
Missing
No DKIM signature detected on common selectors for creditsuisse.com.
No DKIM signature was detected. Receivers cannot verify the integrity of outbound mail.
DMARC
Domain-based Message Authentication, Reporting & Conformance. Tells receivers what to do when SPF or DKIM checks fail: none, quarantine, or reject.
Reject
TXTv=DMARC1; p=reject; rua=mailto:dmarc-reports-57574806756964364169@open.ch,mailto:dmarc-reports@ubs.com; ruf=mailto:dmarc-forensics@ubs.com
Strict policy. Receivers are instructed to reject any mail that fails SPF or DKIM. The strongest available setting.
creditsuisse.com Domain Registration WHOIS · Nameservers · Registrar
RegistrarMarkMonitor, Inc.
IANA ID292
RegisteredJuly 15, 1997
Last UpdatedMarch 2, 2026
ExpiresNovember 7, 2027
Age28 years
TLD.com
Authoritative Nameservers (4)
- jupiter.ubs.com
- mercury.ubs.com
- neptune.ubs.com
- uranus.ubs.com
Registrant
UBS Group AG
SWITZERLAND
Technical Contact
Hidden by registrar privacy service
About this Domain
About creditsuisse.com
Credit Suisse (creditsuisse.com) was a Swiss multinational investment bank and financial services company, now part of UBS Group following its 2023 acquisition. The creditsuisse.com domain continues to serve transitional operations and communications. Credit Suisse was historically one of the largest banks in Switzerland and a major global investment bank.
The creditsuisse.com domain implements enterprise email authentication with SPF, DKIM, and DMARC enforcement. As a legacy financial institution domain now managed under UBS, the domain maintains strict email security consistent with Swiss banking regulations and global financial standards.
Email verification against creditsuisse.com returns definitive responses for valid and invalid mailboxes. The domain does not operate as catch-all. The enterprise mail infrastructure implements strict rate limiting consistent with banking industry standards.
For contacts communicating with staff at this domain, strong sender authentication is essential. Banking institutions enforce the strictest email filtering. Full SPF, DKIM, and DMARC compliance ensures reliable inbox delivery to creditsuisse.com addresses.
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More Email Verification Tools
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Common Questions About creditsuisse.com
Is creditsuisse.com a disposable or temporary email provider?
No. creditsuisse.com is not a disposable email provider. It is classified as Corporate Email operated by Credit Suisse and addresses on creditsuisse.com are persistent rather than throwaway. Mail sent to a valid creditsuisse.com mailbox reaches a real recipient.
How do I verify if a creditsuisse.com email address is valid?
The fastest way to verify a creditsuisse.com email address is to use our email checker. Enter any @creditsuisse.com mailbox at the top of this page and our system performs a real-time SMTP handshake against creditsuisse.com'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 creditsuisse.com email exists without sending a message?
Yes. Our real-time email verification API connects directly to creditsuisse.com'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 creditsuisse.com mailbox is valid, full, or non-existent. The recipient never receives anything and never sees the check.
What are the MX records for creditsuisse.com?
creditsuisse.com currently publishes 4 mail exchange (MX) records. The primary MX is mx14.ubs.open.ch, which is the first server contacted when other mail systems try to deliver email to a creditsuisse.com 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 creditsuisse.com.
Does creditsuisse.com use SPF, DKIM, and DMARC email authentication?
creditsuisse.com has 2 of the 3 standard email authentication records in place: SPF, and DMARC (policy: reject). Adding the missing layer(s) would tighten anti-spoofing protection and improve deliverability for legitimate creditsuisse.com mail.
Why do emails to creditsuisse.com bounce or get blocked?
Bounces from creditsuisse.com 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 creditsuisse.com'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 creditsuisse.com's receivers trust you.
How can I verify a large list of creditsuisse.com email addresses?
Our bulk email verifier accepts CSV or TXT uploads with thousands or millions of creditsuisse.com addresses (or any mix of domains). Every address goes through 30+ checks including SMTP existence, creditsuisse.com 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 creditsuisse.com email addresses?
Yes, with normal hygiene. creditsuisse.com is a legitimate email service and signups from @creditsuisse.com 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 creditsuisse.com by default.
What email format does creditsuisse.com use for usernames?
Most creditsuisse.com mailboxes follow common patterns like first.last@creditsuisse.com, firstinitiallast@creditsuisse.com, or first@creditsuisse.com, but the actual local-part rules depend on Credit Suisse. The only reliable way to confirm whether a specific @creditsuisse.com 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 creditsuisse.com risk score calculated?
The 0-to-100 risk score for creditsuisse.com 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 creditsuisse.com score is recomputed on every audit so it always reflects the live state of the domain.
Is creditsuisse.com a valid email domain?
Yes, creditsuisse.com is the official corporate email domain for Credit Suisse. It is used for internal business communications.
Is creditsuisse.com a disposable or temporary email provider?
No, creditsuisse.com is a corporate email domain belonging to Credit Suisse, used exclusively by employees and authorized personnel.
What mail server does creditsuisse.com use?
creditsuisse.com uses enterprise-grade mail infrastructure. Check the MX records section for specific mail server details.
Can I send marketing emails to creditsuisse.com addresses?
B2B marketing to creditsuisse.com requires proper consent. Corporate domains may use catch-all configurations, so verify individual addresses before sending.
How do I verify an email address at creditsuisse.com?
Corporate domains like creditsuisse.com may use catch-all configurations that accept all addresses. Use BulkEmailChecker advanced verification to detect catch-all behavior and validate individual mailboxes.