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Borgwarner.com

Safe to Send

Borgwarner.com is operated by BorgWarner Inc. The domain runs 1 mail exchange and SMTP is responsive, with 2 of 3 authentication standards in place.

Safe to Send
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Verify @borgwarner.com emails

Live SMTP handshake against borgwarner.com mail servers. No email is sent. 10 free per day, no signup.

@borgwarner.com
No email sent No signup Real-time SMTP

Trusted by 400,000+ senders

4.9/5
From 8,500+ verified reviews
We had a sender reputation crisis after a list import went badly. Used the bulk verifier to scrub everything, then plugged the API into our signup form. Took deliverability from 73% to 96% over six weeks. Sarah Knowles · Email Marketing 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 borgwarner.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.

1 RECORD
#10
borgwarner-com.mail.protection.outlook.com 52.101.50.7
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 BL6PEPF0001AB71.mail.protection.outlook.com Microsoft ESMTP MAIL Service ready at Wed, 13 May 2026 00:11:26 +0000 [08DEADD4FDDCBEF0]
Primary mail server accepted SMTP connection and returned a banner during the live audit.

borgwarner.com Email Authentication SPF · DKIM · DMARC

2/3 PASS
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 ip4:20.122.37.63 ip4:174.136.134.144 ip4:174.136.134.145 ip4:174.136.134.175 include:spf.protection.outlook.com include:rackspace.borgwarner.com a:c.spf.service-now.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. Missing
No DKIM signature detected on common selectors for borgwarner.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. Quarantine
TXTv=DMARC1; p=quarantine; rua=mailto:dmarc@borgwarner.com
Receivers are instructed to quarantine (route to spam) any mail that fails SPF or DKIM.

borgwarner.com Domain Registration WHOIS · Nameservers · Registrar

24 YEARS OLD
RegistrarCSC Corporate Domains, Inc.
IANA ID299
RegisteredApril 20, 2002
Last UpdatedApril 20, 2026
ExpiresApril 20, 2027
Age24 years
TLD.com
Authoritative Nameservers (4)
  • edns3.ultradns.biz
  • EDNS3.ULTRADNS.COM
  • edns3.ultradns.org
  • EDNS3.ULTRADNS.NET
Registrant
BorgWarner Inc
MI, UNITED STATES

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Common Questions About borgwarner.com

Is borgwarner.com a disposable or temporary email provider?
No. borgwarner.com is not a disposable email provider. It is classified as Corporate Email operated by BorgWarner Inc and addresses on borgwarner.com are persistent rather than throwaway. Mail sent to a valid borgwarner.com mailbox reaches a real recipient.
How do I verify if a borgwarner.com email address is valid?
The fastest way to verify a borgwarner.com email address is to use our free email checker. Enter any @borgwarner.com mailbox at the top of this page and our system performs a real-time SMTP handshake against borgwarner.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 borgwarner.com email exists without sending a message?
Yes. Our real-time email verification API connects directly to borgwarner.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 borgwarner.com mailbox is valid, full, or non-existent. The recipient never receives anything and never sees the check.
What are the MX records for borgwarner.com?
borgwarner.com currently publishes 1 mail exchange (MX) record. The primary MX is borgwarner-com.mail.protection.outlook.com, which is the first server contacted when other mail systems try to deliver email to a borgwarner.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 borgwarner.com.
Does borgwarner.com use SPF, DKIM, and DMARC email authentication?
borgwarner.com has 2 of the 3 standard email authentication records in place: SPF, and DMARC (policy: quarantine). Adding the missing layer(s) would tighten anti-spoofing protection and improve deliverability for legitimate borgwarner.com mail.
Why do emails to borgwarner.com bounce or get blocked?
Bounces from borgwarner.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 borgwarner.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 borgwarner.com's receivers trust you.
How can I verify a large list of borgwarner.com email addresses?
Our bulk email verifier accepts CSV or TXT uploads with thousands or millions of borgwarner.com addresses (or any mix of domains). Every address goes through 30+ checks including SMTP existence, borgwarner.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 borgwarner.com email addresses?
Yes, with normal hygiene. borgwarner.com is a legitimate email service and signups from @borgwarner.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 borgwarner.com by default.
What email format does borgwarner.com use for usernames?
Most borgwarner.com mailboxes follow common patterns like first.last@borgwarner.com, firstinitiallast@borgwarner.com, or first@borgwarner.com, but the actual local-part rules depend on BorgWarner Inc. The only reliable way to confirm whether a specific @borgwarner.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 borgwarner.com risk score calculated?
The 0-to-100 risk score for borgwarner.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 borgwarner.com score is recomputed on every audit so it always reflects the live state of the domain.