I’m not sure why you think it’s not legal for employers to ask about vaccination status? I can’t think of a law that would prohibit it, and the EEOC says it is legal: https://www.eeoc.gov/wysk/what-you-should-know-about-covid-19-and-ada-rehabilitation-act-and-other-eeo-laws#K
Vaccination status is one thing, asking in 2025 whether you were vaccinated in August 2021 is another.
I’m not sure why you think it’s not legal for employers to ask about vaccination status? I can’t think of a law that would prohibit it, and the EEOC says it is legal: https://www.eeoc.gov/wysk/what-you-should-know-about-covid-19-and-ada-rehabilitation-act-and-other-eeo-laws#K
Vaccination status is one thing, asking in 2025 whether you were vaccinated in August 2021 is another.