# Queries for Autonomous Systems
AS numbers can be either 32-bit or 16-bit. They are both described by a 32-bit number.From the point of view of the RIPE Database there is no difference. The difference is mainly historical.
AS numbers can be either 32-bit or 16-bit. They are both described by a 32-bit number.From the point of view of the RIPE Database there is no difference. The difference is mainly historical.