Is keepsprinting allowed on the server? I really need an answer because i dont wanna get banned because of it
Are you talking about togglesprint? If yes, then yes it is allowed 
You can see the full list of allowed and not allowed modifications at: MunchyMC Allowed and Disallowed Modifications
Thank you ive heard both yes and no
Yes, you are allowed to use togglesprint. Salad answered it
Thanks!