Impfcheck https://www.infektionsschutz.de/ps/coronavirus/schutzimpfung/impfcheck/?tx_clickflow_flow%5Baction%5D=next&tx_clickflow_flow%5Bcontroller%5D=Flow&tx_clickflow_flow%5Bsession%5D=S7JWe-1756860486&tx_clickflow_flow%5Bstep%5D=2&cHash=11df3b608ba4fd0cd7d73dbccf77963f
IP address (will be immediately anonymized), Device type, device brand, device model