It's around the same time, I think. Windows 2000 & Active Directory were released in February 2000; MS training materials would have been released around the sa

It's around the same time, I think. Windows 2000 & Active Directory were released in February 2000; MS training materials would have been released around the same time. I found at least one book[1] published in the year 2000 that discussed using .local as a private TLD. [1] https://www.uv.es/martineu/ad/bibliaAD.pdf https://www.uv.es/martineu/ad/bibliaAD.pdf