Built by Senlo.io — Need full transactional email infrastructure? Explore Senlo →

Self-Hosted Email Validation

Stateless utility for email risk analysis. Upload your contact list or use API to get a clear risk breakdown.

Passive infrastructure inspection: zero SMTP probes or recipient engagement
Stateless architecture: data is processed in-memory and never persisted
Heuristic scoring: probabilistic assessment based on infrastructure signals
Try it now

Analysis capabilities

Risk classification

Automated categorization based on DNS health, MX reputation, and behavioral heuristics.

Infrastructure telemetry

Deep inspection of SPF/DMARC policies and mail server delivery signals.

Anomaly detection

Identification of disposable providers, catch-alls, and misconfigured hosts.

Schema-aware export

Structured CSV output with risk scores and classification tags for ingestion.

How it works

01

Self-host

Deploy via Docker or run locally. Total control over your data.

02

Analyze signals

Submit emails via API or CLI. We assess authentication patterns, domain signals, and risk indicators.

03

Get recommendations

You receive a risk breakdown and guidance on how to approach your next send.