A simple NickServ seen script. Works only on registered nicks.

Syntax: .Seen <Nick> /*
Siddhant's NickServ Seen Script.
Email: siddhantsutar@yahoo.com
IRC: irc.DuelZone.org/irc.netstable.net
*/

on *:TEXT:.Seen*:#:{
unset %Line.*
.enable #seen
ns info $2
}

#seen on

on *:NOTICE:*:?: {
if ($nick == NickServ) {
inc %Line.Number
set $+(%,Line,.,%Line.Number) $1-
if (*isn't registered* iswm %Line.1) { halt }
if (*currently online* iswm %Line.2) {
msg %chan $gettok(%Line.2,1,32) is currently online.
.disable #seen
}
if (%Line.Number == 5) {
msg %chan %Line.1 $+ . $gettok(%Line.1,1,32) was last seen quiting IRC $duration($calc($ctime - $ctime($lst(4-5) $lst(7) $lst(6)))) ago, $&
stating $qt($gettok($eval(%Line.4,2),4-,32)) $+ .
}
}
}

#seen end

alias -l lst { return $gettok(%Line.2,$1,32) }