About
MailFlow Monitoring
Round-trip SMTP and IMAP email infrastructure monitoring service. Real-time alerts for email delivery issues affecting your business.
Part of the DuoCircle LLC Family
MailFlow Monitoring is part of the DuoCircle LLC family of email products, built and run by an email security company that has been operating under the same customer-first charter since 2014. Each product solves a specific email problem for organizations the incumbents won't engage with at their price tier.
Headquarters
5965 Village Way, Suite 105-234
San Diego, CA 92130
Contact
DuoCircle Product Family
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Enterprise Email Forwarding for University Alumni
AutoSPF
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DMARC Report
DMARC Reporting & Email Authentication Management
InboxIssue
Email Deliverability Testing
NuReply
AI-Powered Cold Email Outreach
OutboundSMTP
Enterprise SMTP Relay Service
Phish Protection
Phishing Protection & Email Security
Tenant Migration
Email Queuing for Seamless Tenant Migrations
DuoCircle Trust
Security and compliance evidence, on request, without the procurement gauntlet.
Frequently Asked Questions
What is MailFlow Monitoring?
Round-trip SMTP and IMAP email infrastructure monitoring service. Real-time alerts for email delivery issues affecting your business.
Who is behind MailFlow Monitoring?
MailFlow Monitoring is a product of DuoCircle LLC, an email security company founded in 2014 and headquartered in San Diego, CA. DuoCircle provides email security solutions trusted by businesses worldwide.
How do I contact MailFlow Monitoring support?
You can reach our support team at support@duocircle.com or call +1-855-700-1386. For sales inquiries, email sales@duocircle.com.