cwhoisd is a highly scalable, fast, lightweight whois (RFC1834) daemon.
Version: 0.9.3cwhoisd project is a highly scalable, fast, lightweight daemon which aims to implement most of the RFC 1834 whois server specification.
Operating System: Linux
Featuring database connection pooling, it has built-in support for MySQL.
cwhoisd is multithreaded and features a powerful set of Access Control List rules which administrators may use to tightly control access to the server when open to the Internet.
These may be ratelimit ACLs, Quota ACLs, and many more.