48 Best MailChannels Outbound Filtering Alternatives & Competitors (2026) | CybersecTools

48 Best MailChannels Outbound Filtering Alternatives & Competitors (2026) | CybersecTools

Top MailChannels Outbound Filtering Alternatives and Competitors at a Glance

A closer look at the 8 most relevant alternatives and competitors to MailChannels Outbound Filtering, including their key features and shared capabilities.

MailChannels cPanel Plugin

Commercial

Email Security Platforms

cPanel/WHM plugin for provisioning MailChannels email security for hosting customers.

Key features: Protect all or select domains from the WHM admin interface, Automatic Exim configuration with sender identification headers, Compromised account detection, One-click end-user login to manage email filtering from cPanel (SSO), Provisioning of MailChannels for hosting customers directly from cPanel

Shares 3 capabilities with MailChannels Outbound Filtering: SMTP, Spam Prevention, Multi Tenancy

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TitanHQ SpamTitan

Commercial

Email Security Platforms

Email security platform blocking spam, phishing, malware, and viruses

Key features: Dual antivirus engine scanning, Sandboxing with machine learning and behavioral analysis, Allowlisting, blocking, and greylisting, Quarantine reports with end-user management, Outbound email scanning

View TitanHQ SpamTitan|TitanHQ SpamTitan alternatives|Compare TitanHQ SpamTitan

Cybersentriq MX Email Threat Protection

Commercial

Email Security Platforms

MX-based email security platform using AI to block spam, phishing & malware

Key features: Dual antivirus engines for email scanning, AI-powered spam filtering, Machine learning-based threat detection, Inbound email scanning and cleaning, Phishing detection using Natural Language Processing

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SpamExperts Incoming Email Filtering

Commercial

Email Security Platforms

Email filtering service protecting against spam, viruses, and phishing.

Key features: Incoming email filtering for spam, viruses, ransomware, phishing, and malware, Email continuity with message storage and retry delivery during outages, Live quarantine with real-time threat visibility, Multi-level access control (super admin, admin, reseller, domain, email), Self-learning threat detection engine with continuous updates

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Commercial

Email Security Platforms

Cloud-based anti-spam and antivirus email filtering with AI threat detection.

Key features: AI-enabled spam and phishing detection with 99.99% claimed spam catch rate, Inbound and outbound email scanning, Greylisting to block emails from unknown or suspicious sources, Real-time block lists for known malicious senders, Sender Policy Framework (SPF) and Recipient Verification Protocol support

View SpamTitan|SpamTitan alternatives|Compare SpamTitan

SpamTitan for Office 365

Commercial

Email Security Platforms

Email security layer for M365 with anti-phishing, sandboxing, and DLP.

Key features: AI-driven anti-phishing with zero-day threat detection using Bayesian analysis, heuristics, and machine learning, Dual anti-virus scanning for inbound and outbound emails, Email sandboxing for advanced threat analysis, URL filtering against blacklists of known malicious sources, Greylisting to block emails from unknown or suspicious sources

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SpamTitan Gateway

Commercial

Email Security Platforms

Email security gateway appliance for spam/malware filtering and mail flow control.

Key features: Multi-layered anti-spam analysis (SPF, SURBLs, RBLs, Bayesian analysis), Dual antivirus scanning via Bitdefender and ClamAV engines, Outbound mail scanning and routing, LDAP, Dynamic, and aliases file recipient verification, SASL authentication

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Commercial

Email Security Platforms

Monitors domains across 100+ blacklists and alerts when domains are listed

Key features: Continuous monitoring across 100+ blacklists, Daily automated blacklist scanning, Real-time email alerts when domain is blacklisted, Domain and blacklist identification in alerts, Active detection of newly blacklisted domains

View Svartlistcheck|Svartlistcheck alternatives|Compare Svartlistcheck