STATS q

Usage: STATS q [<server>]
Usage: STATS Q [<server>]
Qlines: - Shows all of the nicknames that cannot be used by non-opers and why they are prohibited. See QLINE to add such nicks.
Send queue: - Shows queue information. This will usually not be very useful but can contain information needed for debugging.
Examples:
/stats q
/stats q arena.*