I think you shouldn't think and trust your gut. My gut tells me this name is awkward.
AskTheFixer.com is still available. "The" is a definitive article which makes it sound more decisive and authoritative. Askfixer sounds like you forgot something. Good for robo-humans but not your average Joe.
Albeit, I won't fight with anyone about name value. If you think it's great, Avanti!! Go forth and prosper...