STATS <letter> [server|nick]

Queries server [server] (or your own server if no
server parameter is given) for info corresponding to
<letter>.

       (X = Admin only.)
LETTER (* = Oper only.)
------ (^ = Can be configured to be oper only.)
X A - Shows the ADNS DNS servers in use
X b - Shows active nick delays
X B - Shows hash statistics
^ c - Shows connect blocks
* d - Shows temporary D lines
* D - Shows D lines
* e - Shows exemptions to D lines
X E - Shows Events
X f - Shows File Descriptors
* g - Shows pending G lines
* G - Shows active G lines
^ h - Shows H/L lines
^ i - Shows I lines
^ K - Shows K lines (or matched klines)
^ k - Shows temporary K lines (or matched temp klines)
  L - Shows IP and generic info about [nick]
  l - Shows hostname and generic info about [nick]
  m - Shows commands and their usage
^ o - Shows O/o lines
^ P - Shows configured ports
  p - Shows opers connected and their idle times
* q - Shows temporary resv'd nicks and channels
* Q - Shows resv'd nicks and channels
* r - Shows resource usage by ircd
* t - Shows generic server stats
* U - Shows shared blocks (Old U: lines)
  u - Shows server uptime
^ v - Shows connected servers and their idle times
* x - Shows temporary gecos bans (Old X: lines)
* X - Shows gecos bans (Old X: lines)
^ y - Shows Y lines
* z - Shows memory stats
* Z - Show ziplinks stats
^ ? - Shows connected servers and sendq info about them