Auto-refreshing SMTPS server powered by Redis / Kvrocks / 基于 Redis / Kvrocks 自动热更新证书的 SMTPS 服务器
Fast, async DNS lookup library and CLI -- modern dig/host replacement with parallel multi-server queries, DoH, DoT, subdomain discovery, and zone verification
SMTP server and library built on async-std
Wait for anything. Know why if it doesn't.
Light hickory-resolver wrapper exposing the 5 DNS query types email servers actually use (TXT, A, AAAA, MX, PTR). NXDOMAIN mapped to empty Vec for consistent caller code. Shared trait so future versions of mailrs-spf/dkim/dnsbl can adopt one resolver shape.
CLI to manage emails