AK - flop TPTK - facing aggression

[pokernicus]

Opponent has VPIP of about 17% and PFR of about 11% after 17 hands. No other reads. Comments on all streets welcome.

Do I continue being aggressive, slow down and C/C, or fold?

Ultimate Bet 1/2 Hold'em (10 handed) FTR converter on zerodivide.cx

Preflop: Hero is BB with K[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/diamond.gif[/img].
UTG+1 calls, <font color="#666666">2 folds</font>, MP2 calls, <font color="#666666">2 folds</font>, Button calls, <font color="#666666">1 fold</font>, <font color="#CC3333">Hero raises</font>, UTG+1 calls, MP2 calls, Button calls.

Flop: (8.50 SB) Q[img]/images/graemlins/heart.gif[/img], 6[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(5 players)</font>
<font color="#CC3333">Hero bets</font>, <font color="#CC3333">UTG+1 raises</font>, MP2 folds, Button folds, <font color="#CC3333">Hero 3-bets</font>, <font color="#CC3333">UTG+1 caps</font>, Hero calls.

Turn: (8.25 BB) T[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
Hero checks, <font color="#CC3333">UTG+1 bets</font>, Hero calls.

River: (10.25 BB) 7[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
Hero checks, <font color="#CC3333">UTG+1 bets</font>, Hero calls.


Final Pot: 12.25 BB