On Tue, Apr 11, 2023 at 09:56:05PM +0200, zithro wrote: > Do you know when resolv.conf started appearing ? > I guess after TCP/IP got invented ? > The wikipedia page does not mention it. <https://man.openbsd.org/resolv.conf> says it first appeared in 4.3BSD. I can neither confirm nor deny this, but it does match my *belief* that BSD did it first, and then System V copied it. It's a bit before my time, though.