Here are two nice disclaimers that I came across, and which certainly apply here:
Caveats aside, we hope that this collection will facilitate your flying, and invite you to send along any suggestions, corrections, and new data to John Leibacher ( john.leibacher.wstx@gmail.com ). Fly safely!
The original data are available at www.austrocontrol.at/en/pilots/pre-flight_preparation/aim_products/airspace_structure.
The airspace with additional information is available at
www.aeroclub.at/de/service/luftraum
This version last updated 28 May 2015, but check the link for most recent releases.
Please contact John Leibacher with any suggestions concerning this material.