(NL10) KK vs A en flop

Es muy débil mi actuación en esta mano?

villano:

37/22/11 3bet

3.5/100/50 (agg/cbet/fold cbet)

tan solo 29 manos

Grabbed by Holdem Manager

NL Holdem $0.10(BB) Replayer

SB ($10.39)

BB ($10)

Hero ($10.23)

UTG+1 ($12.25)

UTG+2 ($17.32)

MP1 ($7.85)

MP2 ($10.27)

CO ($9.75)

BTN ($8.33)

Dealt to Hero K:spade: K:club:

Hero raises to $0.40, fold, fold, fold, fold, CO calls $0.40, fold, fold, fold

FLOP ($0.95) 4:spade: A:spade: 7:club:

Hero bets $0.65, CO calls $0.65

TURN ($2.25) 4:spade: A:spade: 7:club: 3:heart:

Hero checks, CO bets $1.60, Hero folds

CO wins $2.14