GEOFON/GEVN data from about 300 stations are openly available as real-time data feeds by the SeedLink protocol from the GEOFON SeedLink server at geofon.gfz-potsdam.de:18000. No special permission is required. A visualization of the GEOFON real-time stations is provided in the form of "live" seismogram plots.
The telemetry status of stations received at GEOFON can be seen on our SeedLink monitors:
fdsnws2seed
.