"Personal use" does not in any way imply "no servers."
Nor does using/having/needing/running a server imply business use.
Nor does using/having/needing/running a server imply business use.
For example: I run my own email server from my basement. Who uses it? Me. Maybe my dog... but mainly just me. Yes, it is technically a server, so yes technically my ISP could shut me down... but with a daily throughput of what, 10mB? I doubt it.