An axle system, and a two-wheeler component with a first dropout and a second dropout and an axle system with an axle for receiving a wheel of a two-wheeler, wherein a clamping mechanism with a tightening device and an end device is provided and equipped to clampingly attach the axle received at the dropouts between the tightening device and the end device. The memory stores instructions executed by the processor to identify a resource attack in response to spikes in the number of unique subdomains being queried and spikes in the number of timeouts or delayed responses from a specified name server. The substrate has at least one active surface.