In Sweden that's public information except medical status. So I can call the IRS - get the date of birth and tax declaration, i.e. income from work and income

In Sweden that's public information except medical status. So I can call the IRS - get the date of birth and tax declaration, i.e. income from work and income from capital of anybody (except those with protected identity). Address and date of birth etc. you can just check any map-site lite hitta.se.