Your benefits at a glance
No own server required
We host, operate, update and monitor the gateway for you.
14 detection layers + sandbox
SPF/DKIM/DMARC, RBL/URIBL, ML classification and a local sandbox stop threats.
DACH phishing detection
Specially trained on German-language scams (Sparkasse, tax office, DHL …).
GDPR – operated in Germany
Processing in German data centers, with a data processing agreement (DPA).
Typical use cases
Everything you need
Upstream gateway
Placed in front via MX record – your existing mail server stays unchanged.
ML spam classification
Multi-class classifier plus reputation scoring filters reliably.
SPF, DKIM, DMARC & ARC
Full email authentication, inbound and outbound.
Quarantine portal with digest
Daily digest; recipients release emails themselves with one click.
Attachment sandbox
Suspicious attachments are checked in isolation (macros, PDF exploits, C2).
We take care of it
We handle setup, operation, updates and monitoring.
14 detection layers
Every email passes through several independent checks – if one doesn't catch the threat, the next one does.
SPF validation
Checks the Sender Policy Framework – hard/soft fail configurable per domain.
DKIM check
Verifies the cryptographic signature of incoming emails.
DMARC authentication
Evaluates the DMARC policy of the sender domain.
ARC support
Preserves authentication results across forwarding (RFC 8617).
RBL/URIBL blocklists
Reputation lists (including Spamhaus, SURBL) for IPs and URLs.
Header anomaly detection
Detects manipulated and forged mail headers.
External phishing feeds
OpenPhish, URLhaus and PhishTank – updated hourly.
URL shortener resolution
Resolves bit.ly and dozens of other shortening services before scanning.
DACH phishing keywords
German-language fraud patterns (Sparkasse, tax office, GEZ, DHL …).
Suspicious TLD detection
Self-learning detection of suspicious top-level domains.
ML spam classification
Multi-class classifier plus neural backend and reputation scoring.
Virus scanning
Antivirus engine with daily signature updates.
Local sandbox detonation
Suspicious attachments are run and observed in isolation.
Behavior-based file analysis
Detects macros, PowerShell, embedded programs and C2 patterns.
Ready in 3 steps
Tell us your domains & mailboxes
You provide us with your domains and mailboxes.
We set it up
We configure the gateway and the recipient list.
Switch the MX record
Point the MX to our gateway – protection is active immediately.
Managed Antispam or MailGuard licenses?
Both use the same engine with 14 detection layers – you just choose who operates it.
| Managed Antispam | MailGuard licenses | |
|---|---|---|
| Operation | We operate it (SaaS) | You operate it (self-hosted) |
| Own server | not required | required (Debian 12/13) |
| Billing | Base price + tiered price per mailbox | flat price per node (Free available) |
| Data processing | our data centers in Germany (with DPA) | your own servers (full data sovereignty) |
| Maintenance & updates | handled by us | on your side / via updates |
| Ideal for | SMEs without their own IT | MSPs, regulated industries, hosters |
| Price | ab 5,83 € / mo. (base price) | 0 € Free · 58,31 € / node/mo. pro |
| Order now | Go to MailGuard licenses |
Tiered price per mailbox (in addition to the monthly base price, incl. VAT)
| 1–10 mailboxes | 1,77 € / mailbox·mo. |
|---|---|
| 11–50 mailboxes | 1,42 € / mailbox·mo. |
| 51–100 mailboxes | 1,18 € / mailbox·mo. |
| 101–250 mailboxes | 0,94 € / mailbox·mo. |
| 251+ mailboxes | 0,58 € / mailbox·mo. |
All prices incl. VAT
Frequently asked questions
How is it billed?
Do I have to change my mail server?
Where is the data processed?
What is the difference between Managed and the licenses?
Is there an availability guarantee?
Questions about this product?
Our team is happy to advise you without obligation and find the right solution for your project.