The closest MailChannels Outbound Filtering alternatives are Fortra Email Security & Anti-Phishing, TitanHQ SpamTitan and Cybersentriq MX Email Threat Protection. Picking a MailChannels Outbound Filtering alternative comes down to fit: Email Security Platforms coverage, your environment, your integrations and your budget. So each option below shows what it covers, how it deploys, its pricing model and the company behind it.
35 alternativesClosest matches: Fortra Email Security & Anti-Phishing, TitanHQ SpamTitan, Cybersentriq MX Email Threat ProtectionPage updated Nov 2026
The product
MailChannels Outbound Filtering
by MailChannels
Cloud SMTP relay for hosting providers to filter outbound spam & protect IP reputation.
MailChannels Outbound Filtering is a commercial Email Security Platforms solution made by MailChannels. The closest matches by shared tags and NIST CSF 2.0 coverage are Fortra Email Security & Anti-Phishing, TitanHQ SpamTitan, Cybersentriq MX Email Threat Protection, SpamExperts Incoming Email Filtering, and Cybonet Outbound Spam Guard (OSG). All 35 alternatives on this page are ranked the same way.
These 8 solutions overlap most with MailChannels Outbound Filtering. Each row says what the product does and, when the overlap is big enough, which capabilities it shares.
Email security platform protecting against phishing, BEC, and data loss
Key features: DMARC email authentication and enforcement, Business email compromise detection, Spear phishing protection, Account takeover detection, Data loss prevention for sensitive data
Email security platform protecting against phishing, BEC, and data loss
Email security platform blocking spam, phishing, malware, and viruses
MX-based email security platform using AI to block spam, phishing & malware
Email filtering service protecting against spam, viruses, and phishing.
Carrier-grade outbound spam & botnet detection solution for ISPs.
Cloud-based anti-spam and antivirus email filtering with AI threat detection.
Cloud security platform for M365 covering email, backup, and awareness.
Cloud-based email security service that blocks spam, phishing, malware, and fraud attacks
Cloudflare Cloud Email Security is a cloud-based email protection service that safeguards organizations against phishing, malware, spam, and other email-borne threats through integrated threat detection and prevention capabilities.
Behavioral email security platform protecting inbound, outbound, and internal mail
AI-powered email security platform for threat detection and compliance
Email security gateway protecting against spam, phishing, viruses & data leaks
Cloud-based email security platform with AI-powered threat detection
Managed email security service protecting against email-based threats
Cloud email security for Microsoft 365 and Google Workspace applications
Cloud workspace security platform for email, files, and account protection
Email security for Microsoft Exchange servers with antispam and antimalware.
Carrier-grade email security for ISPs blocking spam, phishing, and malware
DMARC management platform for email authentication and domain protection
Email security platform enhanced with multi-tenant mgmt & automation tools
Email server with antispam, antivirus, and security features for Linux/Windows
Comprehensive email security & human risk mgmt platform with AI-powered protection
Email threat protection using blocklists, blocking 99.6%+ of email threats.
Composable email infrastructure platform with threat detection and AI ops.
AI-powered anti-phishing platform for Microsoft 365 & Google Workspace.
Cloud-based email filtering blocking phishing, malware, spam & BEC attacks.
Monitors and detects lookalike domains used for brand impersonation attacks.
Agentic AI email security platform that investigates emails pre-delivery.
Email gateway that blocks spam, phishing and malware before inbox delivery, made
Domain email-sending monitoring with DMARC/SPF/DKIM inventory, alerts and guided DNS
Email and collaboration security for Microsoft 365 environments
Cloud-based email gateway with spam filtering, anti-phishing, and containment
Enterprise email security platform for cloud and on-premise deployments
AI-powered email security platform detecting threats across email and messaging
Common questions when weighing alternatives to MailChannels Outbound Filtering.
The closest matches to MailChannels Outbound Filtering by shared tags and NIST CSF 2.0 coverage are Fortra Email Security & Anti-Phishing, TitanHQ SpamTitan, Cybersentriq MX Email Threat Protection, SpamExperts Incoming Email Filtering, and Cybonet Outbound Spam Guard (OSG). All of them are Email Security Platforms products.
This page shows 35 alternatives to MailChannels Outbound Filtering, all in the Email Security Platforms category. Each one is matched on shared tags and NIST CSF 2.0 areas, and the closest matches rank first.
MailChannels Outbound Filtering is a commercial Email Security Platforms product. It needs a paid license or subscription. Only commercial alternatives are listed here. Free and open source products are under /free.
MailChannels Outbound Filtering is a Email Security Platforms product in the Email & Messaging Security category. You can compare it with the 35 other Email Security Platforms products on this page.
View Fortra Email Security & Anti-PhishingFortra Email Security & Anti-Phishing alternativesMailChannels Outbound Filtering vs Fortra Email Security & Anti-Phishing
Email security platform blocking spam, phishing, malware, and viruses
Key features: 10 listed. See them on the TitanHQ SpamTitan page.
View TitanHQ SpamTitanTitanHQ SpamTitan alternativesMailChannels Outbound Filtering vs TitanHQ SpamTitan
MX-based email security platform using AI to block spam, phishing & malware
Key features: 10 listed. See them on the Cybersentriq MX Email Threat Protection page.
View Cybersentriq MX Email Threat ProtectionCybersentriq MX Email Threat Protection alternativesMailChannels Outbound Filtering vs Cybersentriq MX Email Threat Protection
Email filtering service protecting against spam, viruses, and phishing.
Key features: 10 listed. See them on the SpamExperts Incoming Email Filtering page.
View SpamExperts Incoming Email FilteringSpamExperts Incoming Email Filtering alternativesMailChannels Outbound Filtering vs SpamExperts Incoming Email Filtering
Carrier-grade outbound spam & botnet detection solution for ISPs.
Key features: 8 listed. See them on the Cybonet Outbound Spam Guard (OSG) page.
View Cybonet Outbound Spam Guard (OSG)Cybonet Outbound Spam Guard (OSG) alternativesMailChannels Outbound Filtering vs Cybonet Outbound Spam Guard (OSG)
Cloud-based anti-spam and antivirus email filtering with AI threat detection.
Key features: 10 listed. See them on the SpamTitan page.
View SpamTitanSpamTitan alternativesMailChannels Outbound Filtering vs SpamTitan
Cloud security platform for M365 covering email, backup, and awareness.
Key features: 10 listed. See them on the Hornetsecurity page.
View HornetsecurityHornetsecurity alternativesMailChannels Outbound Filtering vs Hornetsecurity
Cloud-based email security service that blocks spam, phishing, malware, and fraud attacks
Key features: 10 listed. See them on the Iberlayer Email Guardian page.
View Iberlayer Email GuardianIberlayer Email Guardian alternativesMailChannels Outbound Filtering vs Iberlayer Email Guardian
Need the answer fast? Best Email Security Solutions for Business picks Proofpoint Core Email Protection, Microsoft Defender for Office 365, Mimecast Advanced Email Security and 4 more.See the shortlist