Man pages matching name ruptime in section 1:

ruptime.1.hu	debian 10 / manpages-hu
ruptime.1.ja	debian 10 / manpages-ja
ruptime.1.en	debian 10 / rwho
ruptime.1.hu	debian 11 / manpages-hu
ruptime.1.ja	debian 11 / manpages-ja
ruptime.1.en	debian 11 / rwho
ruptime.1.da	debian 12 / manpages-da
ruptime.1.hu	debian 12 / manpages-hu
ruptime.1.ja	debian 12 / manpages-ja
ruptime.1.en	debian 12 / rwho