No. It's not safe
Combat arms?
If your that scared of getting ip banned dont bother hacking.
YEah ddue if everyone was afraid of nexon then noone would hack
honestly just who gives a fuck nexon wont ip ban you, ive had an account banned after my first game because i aimbotted an invisible GM it took me a second to notice him but then i noticed why my gun kept lockign onto the wall lol, but still no IP BAN ive been banned for using glitch key/opk/super bullets/lifetaker the works, still no ip ban tho, trust me i have a 1lt for my main account, and its fine