/usr/share/man/man8/sendmail.8.gz

This file is indexed.

/usr/share/man/man8/sendmail.8.gz is in msmtp-mta 1.6.6-1.

This file is owned by root:root, with mode 0o777.

It is a symlink to /usr/share/man/man8/../man1/msmtp.1.gz