/usr/share/man/man1/traceroute6.db.1.gz is in traceroute 1:2.1.0-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/traceroute.db.1.gz
/usr/share/man/man1/traceroute.db.1.gz