This file is indexed.

/etc/network/if-up.d/ is in ntpdate 1:4.2.8p10+dfsg-3+deb9u2.

This file is owned by root:root, with mode 0o755.

File Mime Type Owner Mode Size
..
/etc/network/if-up.d/ntpdate text/x-shellscript root:root 0o755 900 bytes