Yes, this is vulnerable to DDoS, I rekt this site in like 1.5 sec., use CloudFlare to fix this or make me a dev., I'll patch up everything.
PS: I'm getting l33tishness back in my language, such l33t, such wow LOL.
I'm number two currently in here, and I hope to be number one soon, see it here: http://forum.gadgets.ndtv.com/users?period=all
And I hope you guys like my post and stuff and guess what? I'm gonna open a site myself soon by the end of this month