/usr/lib/tmpfiles.d/nscd.conf is in nscd 2.24-11+deb9u4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | # Configuration to create /run/nscd directory
# Used as part of systemd's tmpfiles
d /run/nscd 0755 root root
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