Check before you buy
Buying a second-hand bike? Enter its frame number to see if it has been reported stolen.
Spaces and dashes don’t matter. Usually stamped under the pedals or on the frame near the rear wheel.
One frame number, three registers
One number, checked against every register we can reach.
FietsRadar
Our own register of bikes reported stolen, checked instantly.
RDW bike-theft register
The national register, fed by police reports. We hand you over with the frame number ready to paste.
Municipal bike depots
Bikes the council removed. We tell you how to search them, and can check them for you.
Buying a used bike · Where is my frame number?
Register your own bike so it can be found if it is ever taken.
Protect my bike — free