BEV Orthofoto:

http://wsa.bev.gv.at/GeoServer/Interceptor/Wms/OI/INSPIRE_KUNDEN-92f610e0-accd-4826-b65c-3937c682883e

BEV Kataster: 

http://wsa.bev.gv.at/GeoServer/Interceptor/Wms/CP/INSPIRE_KUNDEN-92f610e0-accd-4826-b65c-3937c682883e

Basemap:

https://mobilegis.rmdatacloud.com:8443/api/maps/basemap/wms?SERVICE=WMS&REQUEST=GETCAPABILITIES

Basemap Freegis:

https://www.freegis.at/author/services/ows.php?project=oesterreich&map=oesterreich