Flopping overcards with AQ

[what]

Party Poker 1/2 Hold'em (10 handed)

Preflop: Hero is Button with A[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/heart.gif[/img]. CO posts a blind of $1.
UTG folds, UTG+1 calls, UTG+2 folds, MP1 calls, MP2 folds, MP3 folds, CO (poster) checks, <font color="CC3333">Hero raises</font>, SB calls, BB calls, UTG+1 calls, MP1 calls, CO calls.

Flop: (12 SB) 9[img]/images/graemlins/diamond.gif[/img], 6[img]/images/graemlins/diamond.gif[/img], 4[img]/images/graemlins/spade.gif[/img] <font color="blue">(6 players)</font>
SB checks, BB checks, UTG+1 checks, MP1 checks, <font color="CC3333">CO bets</font>, <font color="CC3333">Hero raises</font>, SB calls, BB calls, UTG+1 folds, MP1 calls, CO calls.

Turn: (11 BB) K[img]/images/graemlins/spade.gif[/img] <font color="blue">(5 players)</font>
SB checks, BB checks, MP1 checks, CO checks, Hero checks.

River: (11 BB) A[img]/images/graemlins/club.gif[/img] <font color="blue">(5 players)</font>
<font color="CC3333">SB bets</font>, BB folds, MP1 folds, CO folds, <font color="CC3333">Hero raises</font>, <font color="CC3333">SB 3-bets</font>, Hero calls.

Final Pot: 17 BB

Is this a flop fold with that many people in the pot?
Is the river raise good or should I fear being reverse-dominated?
Thanks