Safe to Send ยท Low risk

Verify Emails at Rei.com

Real-time SMTP verification with 99.7% accuracy. Check any @rei.com address before you send, no signup required.

SMTP Responsive MX 2 Auth 3/3 Persistent
Rei.com Email Checker
LIVE
90Deliverability
2MX Records
10 / 10Free Checks
Verify 10,000 Rei.com emails for just $9.95
Military-Grade Encryption
ISO 27001
SOC 2 Type II
GDPR
CCPA
HIPAA

Deliverability

4 signals
Deliverability90/100
Risk Score10
Blacklists0/8
Domain Age30 years

Infrastructure

5 signals
SMTP StatusResponsive
MX Records2
Authentication3/3
Accepts MailYes
Catch-AllNot detected

Classification

4 signals
Domain TypeCorporate Email
DisposableNo
Free ProviderNo
Mail ProviderProofpoint

Verification Status

June 2, 2026

Yes. You can verify any @Rei.com address in real time with a direct SMTP handshake that provides 99.7% accuracy. Rei.com is operated by REI Co-op, runs 2 mail servers, enforces 3 of 3 authentication standards, and is currently responding to SMTP.

Valid providerYesYes
Mail ProviderProofpoint
MX Records2Active
Authentication3/3Full

Rei.com Key Facts

Corporate Domain
Mail ProviderProofpoint
Domain TypeCorporate Email
MX Records2 mxa-0003ca03.gslb.pphosted.com
SMTP StatusResponsiveResponsive
SPF / DKIM / DMARCPass / Pass / Reject
Catch-AllNot detected
DisposableNoNo
Domain Age30 years (since 1996)
RegistrarCSC Corporate Domains, Inc.
Last VerifiedJune 2, 2026

How to read your Rei.com verification result

Every check returns one of three clear outcomes so you know exactly what to do with the address.

Passed - Safe to Send

The mailbox exists and accepts mail. Send with confidence, the address is deliverable.

Failed - Do Not Send

The mailbox does not exist, is disposable, or will hard-bounce. Remove it to protect your sender reputation.

Unknown - Use Caution

The server is catch-all or greylisting, so existence cannot be confirmed. Send selectively and watch engagement.

What are Rei.com's MX records?

rei.com publishes 2 MX records. The primary mail exchanger is mxa-0003ca03.gslb.pphosted.com, hosted by Proofpoint, and it is currently reachable and answering SMTP. Mail is routed through these servers in priority order, lowest number first.

MX Records

2 records
PriorityHostnameIPStatus
10 mxa-0003ca03.gslb.pphosted.com 148.163.151.90 Reachable
10 mxb-0003ca03.gslb.pphosted.com 148.163.151.90 Reachable

Infrastructure

Responsive
SMTP StatusResponsiveResponsive
Primary MXmxa-0003ca03.gslb.pphosted.com
Mail ProviderProofpoint
Accepts MailYes
Catch-AllNot detected
220 mx0a-0003ca03.pphosted.com ESMTP mfa-m0136622

Can you verify Rei.com email addresses?

Yes. rei.com is a valid email domain, operated by REI Co-op. Addresses are persistent and real mail reaches a genuine recipient. Individual mailboxes still go stale, so verify each one before you send.

Verification method

SMTP

A live SMTP handshake connects to Rei.com's mail server and asks whether the mailbox exists using the RCPT TO command, without ever transmitting a message. The recipient never sees the check.

Accuracy

99.7%

Each address runs through 30+ checks including SMTP existence, catch-all detection, role-account filtering, and disposable matching. The same engine has verified billions of addresses since 2012.

Why verify Rei.com emails before you send?

Every unverified address is a gamble. Here is what happens when you skip verification and mail a list that has not been cleaned.

Catch role changes

People leave companies. Verification flags rei.com mailboxes deactivated since you collected them.

Avoid dead mailboxes

Expired or full rei.com inboxes hard-bounce. A live SMTP check catches them before you hit send.

Protect sender reputation

Low bounce rates keep you trusted by rei.com mail servers and the major mailbox providers.

Keep CRM data accurate

Verified contacts mean your CRM, lead scoring, and routing all run on addresses that reach a person.

Who operates Rei.com?

Rei.com is REI Co-op, registered through CSC Corporate Domains, Inc. and first seen Mar 12, 1996.

Registration (WHOIS)

.com
RegistrarCSC Corporate Domains, Inc. / IANA 299
RegisteredMar 12, 1996 / 30 years old
UpdatedMay 24, 2026
ExpiresMar 13, 2027
RegistrantRecreational Equipment, Inc. / WA, UNITED STATES
NS17.ULTRADNS2.COMNS17.ULTRADNS2.ORGEDNS3.ULTRADNS.NETedns3.ultradns.bizEDNS3.ULTRADNS.COMedns3.ultradns.org

Domain Profile

Corporate Email
Domainrei.com
OrganizationREI Co-op
TypeCorporate Email
Mail ProviderProofpoint
SPFPassPass
DKIMPassPass
DMARCRejectReject

REI Co-op (rei.com) is an American retail and outdoor recreation cooperative headquartered in Issaquah, Washington. REI sells outdoor recreation gear, sporting goods, and apparel through over 180 retail stores and an e-commerce platform. As a consumer cooperative, REI has over 23 million active members and returns a portion of profits to members annually.

REI implements enterprise email authentication on the rei.com domain with SPF, DKIM, and DMARC enforcement. As a major outdoor retailer, REI maintains robust email security to protect member communications, dividend notifications, and corporate operations.

Email verification against rei.com returns definitive responses for valid and invalid mailboxes. The domain does not operate as catch-all. REI's enterprise mail infrastructure implements rate limiting on inbound SMTP connections.

For partners communicating with REI employees, proper sender authentication improves deliverability. REI's corporate email filters enforce SPF, DKIM, and DMARC validation. Authentication compliance ensures reliable inbox delivery to rei.com addresses.

How do you verify Rei.com emails in bulk?

Upload a CSV or TXT list of Rei.com addresses to the bulk email verifier. Every address runs through a live SMTP handshake plus catch-all, role-account and disposable detection, and you download a clean list when processing completes. For real-time checks at signup, use the real-time email verification API.

1

Upload your list

CSV or TXT with one email per line. No formatting needed.

2

SMTP verification runs

Each Rei.com address is checked with a live server handshake.

3

Download clean results

Get a verified list with status codes, risk flags, and catch-all detection.

Verify Rei.com emails from $0.0001 each

Pay as you go. No subscriptions, and credits never expire.

10,000 Verifications
$9.95
$0.00099 per email
One-time payment. No contracts.
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$23.95
$0.00095 per email
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$44.95
$0.00089 per email
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Frequently asked questions about Rei.com

Everything about verifying email at this domain.

Yes, rei.com is the official corporate email domain for REI Co-op. It is used for internal business communications and is not available for public registration.

No, rei.com is a corporate email domain belonging to REI Co-op, used exclusively by employees and authorized personnel.

rei.com uses enterprise-grade mail infrastructure. Check the MX records section above for specific mail server details.

B2B marketing to rei.com requires proper consent. Corporate domains may use catch-all configurations, so verify individual addresses before sending.

Corporate domains like rei.com may use catch-all configurations. Use BulkEmailChecker's advanced verification to detect catch-all behavior.

Upload a CSV or TXT list to the bulk email verifier. Every address runs through 30+ checks including SMTP existence, catch-all detection, role-account, and disposable matching. Processing time depends on list size.

99.7% accurate using a direct SMTP handshake with rei.com's mail servers, the same engine that has verified billions of addresses since 2012.