What are the hacks on mw2 on ps3?

i was prestige 6 lvl 63 (legit) and i went into this random TDM game and suddenly i died seconds after the game began and on the killcam it showed the guy knifing peope even before the 10.....9...8.....7....6....5 counter had got down to one and now im at lvl 70 prestige 6 so ive just prestiged and now at the bottom of a lobby (where it says (example) duck-killer score rank 854659 and then the kill rank etc) and it showed 'get more free mw2 hacks now! then a webiste but i cant remember the website can anyone help me? it's something like a href="http://www.nit.nit/mw2" rel="nofollow"http://www.nit.nit/mw2/a or something i dont know please help