Lastkajen is the service from Trafikverket (The Swedish Transport Administration) to download and query the NVDB (Swedish National road database).
To sign in you first need to create an account and accept the license agreement.
For more information, see:
https://lastkajen.trafikverket.se/aboutapi
https://www.nvdb.se/sv/kund/hamta-data-pa-lastkajen/
Would you like to know more? Click here to find out more details!