this hand just hurt my head

[tmcdmck]

PokerStars Game #13245468940: Tournament #67211603, $6.00+$0.25 Hold'em No Limit - Match Round I, Level I (10/20) - 2007/11/14 - 20:52:49 (ET)
Table '67211603 1' 2-max Seat #2 is the button
Seat 1: banqwin (1510 in chips)
Seat 2: tmcdmck (1490 in chips)
tmcdmck: posts small blind 10
banqwin: posts big blind 20
*** HOLE CARDS ***
Dealt to tmcdmck [Ks Ah]
tmcdmck: raises 40 to 60
banqwin: calls 40
*** FLOP *** [6d 9d Td]
banqwin: bets 20
tmcdmck: raises 80 to 100
banqwin: raises 80 to 180
tmcdmck: folds
banqwin collected 320 from pot
banqwin: doesn't show hand

very early in the match, so no reads. what the hell do we put him on? his donkbet made me but him on the ace or king of diamonds, but his 3bet made me bang my head against the wall. lines that stupid tilt me, but might tilt me less if i understood them. thought people?