/usr/share/perl5/auto/Data/Validate/Email/autosplit.ix is in libdata-validate-email-perl 0.04-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 | # Index created by AutoSplit for blib/lib/Data/Validate/Email.pm
# (file acts as timestamp)
package Data::Validate::Email;
sub new ;
sub is_email ;
sub is_email_rfc822 ;
sub is_domain ;
sub is_username ;
1;
|