mailrs-shield

v1.0.4crates.io· Rust

SMTP anti-spam primitives: DNS blocklist (DNSBL) queries, greylisting policy with optional Redis store, and PTR / forward-confirmed reverse DNS (FCrDNS) checks.

The verdict

Maintained. Niche but maintained, actively maintained.

Live from the crates.io registry · derived rules, not AI

How it scores

MaintenanceHealthy

PopularityNiche

SecurityClean

LicensePermissive

DepsZero deps

Maintenance

Last published this month.

Popularity

8 downloads / week

Security

No known advisories for this version (OSV).

License

Apache-2.0 OR MIT

Dependencies

No runtime dependencies

Recent releases

1.0.4this month
1.0.3this month
1.0.2this month
1.0.1this month
1.0.0this month