Privacy
10 November 2026
The controller is Blockchain Source GmbH, Rigistrasse 16, 6312 Steinhausen, Switzerland, hi@blockchainsource.ch.
Opening the guide sends your IP address and the page address to Cloudflare, Inc., so the page can be delivered.
The map, a search, and a line that needs heights are requested from the Federal Office of Topography swisstopo, in Switzerland. Those requests include your IP address.
Cloudflare, Inc. is in the United States and is listed under the Swiss-US Data Privacy Framework.
You can ask us for access, a correction, or deletion. You can also write to the Federal Data Protection and Information Commissioner.