Man pages matching name nsenter in section 1:

nsenter.1.de	debian 10 / manpages-de
nsenter.1.en	debian 10 / util-linux
nsenter.1.de	debian 11 / manpages-de
nsenter.1.fr	debian 11 / manpages-fr
nsenter.1.nl	debian 11 / manpages-nl
nsenter.1.en	debian 11 / util-linux
nsenter.1.de	debian 12 / manpages-de
nsenter.1.fr	debian 12 / manpages-fr
nsenter.1.nl	debian 12 / manpages-nl
nsenter.1.en	debian 12 / util-linux