/usr/share/doc/nasm/html/ is in nasm 2.09.10-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/nasm/html/nasmdo10.html
/usr/share/doc/nasm/html/nasmdo11.html
/usr/share/doc/nasm/html/nasmdo12.html
/usr/share/doc/nasm/html/nasmdoc0.html
/usr/share/doc/nasm/html/nasmdoc1.html
/usr/share/doc/nasm/html/nasmdoc2.html
/usr/share/doc/nasm/html/nasmdoc3.html
/usr/share/doc/nasm/html/nasmdoc4.html
/usr/share/doc/nasm/html/nasmdoc5.html
/usr/share/doc/nasm/html/nasmdoc6.html
/usr/share/doc/nasm/html/nasmdoc7.html
/usr/share/doc/nasm/html/nasmdoc8.html
/usr/share/doc/nasm/html/nasmdoc9.html
/usr/share/doc/nasm/html/nasmdoca.html
/usr/share/doc/nasm/html/nasmdocb.html
/usr/share/doc/nasm/html/nasmdocc.html
/usr/share/doc/nasm/html/nasmdoci.html