Mail Security Consulting
Expert email security auditing and advisory services
The team behind RacterMX brings deep, hands-on expertise in every layer of email security — from DNS authentication protocols to mail server hardening, encryption policy, and abuse prevention. We offer consulting engagements for organizations that need to elevate their email security posture.
What We Do
- Full email infrastructure security audits (SPF, DKIM, DMARC, MTA-STS, DANE, TLS-RPT)
- Mail server hardening and configuration review (Postfix, Exchange, Google Workspace, Microsoft 365)
- Deliverability optimization — ensuring legitimate mail reaches inboxes
- Anti-spoofing and anti-phishing architecture design
- DMARC policy rollout from p=none to p=reject with zero disruption
- Incident response for email-based attacks and business email compromise (BEC)
- Compliance alignment — NIST, CIS Controls, PCI-DSS, HIPAA email requirements
- Custom monitoring and alerting for domain reputation and authentication failures
Why Us
We don't just advise — we build and operate production mail infrastructure at scale. RacterMX processes real email traffic every day, and our own domains consistently achieve the highest security scores in the industry.
Our Own Score
We put our money where our mouth is. Run a scan on ractermx.com using any public email security scanner and see for yourself. Our domains maintain perfect or near-perfect scores across every major grading platform.
This isn't a lab environment or a demo — it's the same infrastructure that serves our customers. When we advise you on email security, we're drawing from the same practices we apply to our own systems daily.
Engagement Models
One-Time Audit
A comprehensive review of your email authentication, server configuration, and security posture. You receive a detailed report with prioritized findings and remediation steps.
Ongoing Advisory
Retained consulting for organizations that need continuous guidance — DMARC report analysis, policy tuning, incident support, and proactive monitoring of your domain reputation.
Implementation Support
Hands-on help deploying and configuring email security controls. We work alongside your team to implement changes correctly the first time.
Areas of Expertise
Get Started
Ready to strengthen your email security? Reach out and tell us about your environment. We'll scope an engagement that fits your needs.
Contact us to discuss your requirements.