[Byrner]

I probably read your question wrong but you can ban ranges in SA-MP

Say the IP is:
82.42.12.642

Add to the ban list:

Код:

82.42.*.* [DATE | 19:52:06] NAME - RANGE BAN

Or for the whole 82 range:

Код:

 82.*.*.* [DATE | 19:52:06] NAME - RANGE BAN