We stopped BREQ_FAST service at GEOFON on 1 January 2018. Find more information on how to access waveform data from the GEOFON archive in the "Transition Guide for BREQ_FAST Users" available at
http//geofon.gfz-potsdam.de/waveform/breq_fast.php
(Original: 2011-11-09; updated 2017-12-22; updated 2018-01-09)