QUIT REHASH RESTART RESV
SCAN SERVER SET SJOIN
SNOMASK SQUIT STATS SVINFO
-TESTGECOS TESTLINE TESTMASK TIME
-TOPIC TRACE UHELP UMODE
-UNDLINE UNKLINE UNREJECT UNRESV
-UNXLINE USER USERHOST USERS
-VERSION WALLOPS WHO WHOIS
-WHOWAS XLINE
+TESTGECOS TESTKLINE TESTLINE TESTMASK
+TIME TOPIC TRACE UHELP
+UMODE UNDLINE UNKLINE UNREJECT
+UNRESV UNXLINE USER USERHOST
+USERS VERSION WALLOPS WHO
+WHOIS WHOWAS XLINE
--- /dev/null
+TESTKLINE [user@]host
+
+Looks up given mask, looking for any matching K/D-lines.
+If username is not specified, it will look up "dummy@host".
+
+This command will not perform dns lookups on a host; for best
+results you must testkline a host and its IP form.