Domain Intelligence
Last Updated:
Swissre.com
Safe to Send
Swissre.com is operated by Swiss Re Ltd.. 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 @swissre.com emails
Live SMTP handshake against swissre.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
The risk score saves my team probably an hour a day in manual prospect research. We sort outreach lists by it and skip anything in the high-risk band. Bounce rate is the lowest it's ever been. Lisa Fonseca · SDR Team Lead
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 swissre.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.
#10
swissre-com.mail.protection.outlook.com 52.101.68.0
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 AM1PEPF000252DB.mail.protection.outlook.com Microsoft ESMTP MAIL Service ready at Mon, 11 May 2026 16:10:44 +0000 [08DEADD799113329]
Primary mail server accepted SMTP connection and returned a banner during the live audit.
swissre.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 include:spf.protection.outlook.com include:spf1.swissre.com include:spf2.swissre.com include:spf3.swissre.com include:spf4v2.swissre.com include:mail.zendesk.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.
Quarantine
TXTv=DMARC1; p=quarantine; rua=mailto:kazvuheu@ag.eu.dmarcadvisor.com;
Receivers are instructed to quarantine (route to spam) any mail that fails SPF or DKIM.
swissre.com Domain Registration WHOIS · Nameservers · Registrar
RegistrarCSC Corporate Domains, Inc.
IANA ID299
RegisteredNovember 9, 1995
Last UpdatedApril 20, 2026
ExpiresNovember 9, 2026
Age30 years
TLD.com
Authoritative Nameservers (2)
- marge.ns.cloudflare.com
- nash.ns.cloudflare.com
Registrant
Swiss Re Ltd
SWITZERLAND
About this Domain
About swissre.com
Swiss Re Ltd. (swissre.com) is one of the world's largest reinsurance companies, headquartered in Zurich, Switzerland. Swiss Re provides reinsurance, insurance, and other forms of insurance-based risk transfer to insurance companies and large corporations. The company is a key pillar of the global insurance industry, managing risk on a massive scale.
Swiss Re implements strict email authentication on the swissre.com domain with SPF, DKIM, and DMARC enforcement. As one of the world's largest reinsurers handling catastrophic risk data and sensitive insurance portfolio information, Swiss Re maintains the highest email security standards compliant with Swiss and European regulations.
Email verification against swissre.com returns definitive responses for valid and invalid mailboxes. The domain does not operate as catch-all. Swiss Re's enterprise mail infrastructure implements strict rate limiting consistent with financial services standards.
For partners communicating with Swiss Re employees, strong sender authentication is essential. Reinsurance companies enforce strict email filtering. Full SPF, DKIM, and DMARC compliance ensures reliable inbox delivery to swissre.com addresses.
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Common Questions About swissre.com
Is swissre.com a disposable or temporary email provider?
No. swissre.com is not a disposable email provider. It is classified as Corporate Email operated by Swiss Re Ltd. and addresses on swissre.com are persistent rather than throwaway. Mail sent to a valid swissre.com mailbox reaches a real recipient.
How do I verify if a swissre.com email address is valid?
The fastest way to verify a swissre.com email address is to use our free email checker. Enter any @swissre.com mailbox at the top of this page and our system performs a real-time SMTP handshake against swissre.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 swissre.com email exists without sending a message?
Yes. Our real-time email verification API connects directly to swissre.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 swissre.com mailbox is valid, full, or non-existent. The recipient never receives anything and never sees the check.
What are the MX records for swissre.com?
swissre.com currently publishes 1 mail exchange (MX) record. The primary MX is swissre-com.mail.protection.outlook.com, which is the first server contacted when other mail systems try to deliver email to a swissre.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 swissre.com.
Does swissre.com use SPF, DKIM, and DMARC email authentication?
swissre.com 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 @swissre.com is genuine, and swissre.com's DMARC policy of 'quarantine' instructs receivers how to handle messages that fail those checks.
Why do emails to swissre.com bounce or get blocked?
Bounces from swissre.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 swissre.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 swissre.com's receivers trust you.
How can I verify a large list of swissre.com email addresses?
Our bulk email verifier accepts CSV or TXT uploads with thousands or millions of swissre.com addresses (or any mix of domains). Every address goes through 30+ checks including SMTP existence, swissre.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 swissre.com email addresses?
Yes, with normal hygiene. swissre.com is a legitimate email service and signups from @swissre.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 swissre.com by default.
What email format does swissre.com use for usernames?
Most swissre.com mailboxes follow common patterns like first.last@swissre.com, firstinitiallast@swissre.com, or first@swissre.com, but the actual local-part rules depend on Swiss Re Ltd.. The only reliable way to confirm whether a specific @swissre.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 swissre.com risk score calculated?
The 0-to-100 risk score for swissre.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 swissre.com score is recomputed on every audit so it always reflects the live state of the domain.
Is swissre.com a valid corporate email domain?
Yes, swissre.com is the official corporate email domain for Swiss Re Ltd.. It is used for internal business communications and is not available for public registration.
Is swissre.com a disposable or temporary email provider?
No, swissre.com is a corporate email domain belonging to Swiss Re Ltd., used exclusively by employees and authorized personnel.
What mail server does swissre.com use?
swissre.com uses enterprise-grade mail infrastructure. Check the MX records section above for specific mail server details.
Can I send marketing emails to swissre.com addresses?
B2B marketing to swissre.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 swissre.com?
Corporate domains like swissre.com may use catch-all configurations. Use BulkEmailChecker's advanced verification to detect catch-all behavior.