ヘッダーはちゃんと表示されてます。

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Perlモジュール表示
Alien::Build
Alien::Libxml2
Apache::Session
Archive::Tar
Archive::Zip
Attribute::Params::Validate
Authen::SASL
B::Hooks::EndOfScope
B::Hooks::OP::Check
CGI
CGI::Session
CPAN
CPAN::Meta::Requirements
Capture::Tiny
Class::Data::Accessor
Class::Data::Inheritable
Class::ErrorHandler
Class::Factory::Util
Class::Inspector
Class::Load
Class::Loader
Class::Method::Modifiers
Class::Singleton
Clone
Compress::Raw::Bzip2
Compress::Raw::Zlib
Convert::ASN1
Convert::BinHex
Convert::PEM
Crypt::CBC
Crypt::DES
Crypt::DES_EDE3
Crypt::DH
Crypt::DSA
Crypt::OpenSSL::Bignum
Crypt::OpenSSL::Guess
Crypt::OpenSSL::RSA
Crypt::OpenSSL::Random
Crypt::PBKDF2
Crypt::Random
Crypt::Rijndael
Crypt::SSLeay
CryptX
DBD::SQLite
DBD::mysql
DBI
Data::Buffer
Data::OptList
Date::Parse
DateTime
DateTime::Format::Mail
DateTime::Format::W3CDTF
DateTime::Locale
DateTime::TimeZone
Devel::CheckLib
Devel::StackTrace
Digest::HMAC
Digest::MD5
Digest::SHA
Digest::SHA1
Digest::SHA3
Dist::CheckConflicts
Email::Date::Format
Encode::Detect
Encode::Locale
Error
Eval::Closure
Exception::Class
Exporter::Tiny
ExtUtils::Config
ExtUtils::Depends
ExtUtils::Helpers
ExtUtils::InstallPaths
ExtUtils::PkgConfig
FFI::CheckLib
File::Listing
File::MMagic
File::ShareDir
File::ShareDir::Install
File::Slurp
File::Temp
File::Which
File::chdir
GD
GD::Barcode
HTML::Form
HTML::Parser
HTML::Tagset
HTML::Template
HTTP::Cookies
HTTP::Date
HTTP::Message
HTTP::Negotiate
IO::Compress
IO::HTML
IO::SessionData
IO::Socket::INET6
IO::Socket::IP
IO::Socket::SSL
IO::String
IO::Stringy
IO::Zlib
Image::Magick
Image::Size
JSON
Jcode
LWP::Authen::Wsse
LWP::MediaTypes
LWP::Protocol::https
List::MoreUtils
List::MoreUtils::XS
Log::Log4perl
MIME::Base64
MIME::Lite
MIME::Tools
MIME::Types
MRO::Compat
Mail::AuthenticationResults
Mail::DKIM
Mail::SPF
Mail::SpamAssassin
MailTools
Math::BigInt
Math::BigInt::GMP
Math::Pari
MeCab
Module::Build
Module::Build::Tiny
Module::Implementation
Module::Runtime
Moo
Mozilla::CA
NKF
Net::CIDR::Lite
Net::DNS
Net::DNS::Resolver::Mock
Net::DNS::Resolver::Programmable
Net::HTTP
Net::IDN::Encode
Net::IP
Net::LDAP
Net::LibIDN
Net::SSLeay
Net::Telnet
NetAddr::IP
Package::Constants
Package::DeprecationManager
Package::Stash
Package::Stash::XS
Params::Util
Params::Validate
Params::ValidationCompiler
Path::Class
Path::Tiny
Perl
Quota
Razor2::Preproc::deHTMLxs
Role::Tiny
SOAP::Lite
Socket
Socket6
Specio
Spiffy
Statistics::ChiSquare
Storable
String::Random
Sub::Exporter
Sub::Exporter::Progressive
Sub::Identify
Sub::Install
Sub::Name
Sub::Quote
Sub::Uplevel
Sys::Hostname::Long
Task::Weaken
Term::ReadKey
Test::Base
Test::Deep
Test::Exception
Test::Fatal
Test::Harness
Test::NoWarnings
Test::Simple
Text::Iconv
Text::Soundex
Time::HiRes
Time::Local
Try::Tiny
Type::Tiny
UDDI::Lite
URI
Unix::Syslog
Variable::Magic
WWW::RobotRules
XML::Atom
XML::DOM
XML::Filter::BufferText
XML::LibXML
XML::LibXSLT
XML::NamespaceSupport
XML::Parser
XML::RSS
XML::RegExp
XML::SAX
XML::SAX::Base
XML::SAX::Expat
XML::SAX::Writer
XML::Simple
XML::XPath
XMLRPC-Lite
XString
YAML
bareword::filehandles
gettext
indirect
libwww::perl
libxml-perl
multidimensional
namespace::autoclean
namespace::clean
strictures
version

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フッターはちゃんと表示されてます。