Man pages matching name net::ldap::filterbuilder in section 3pm:

Net::LDAP::FilterBuilder.3pm.en	debian 10 / libnet-ldap-filterbuilder-perl
Net::LDAP::FilterBuilder.3pm.en	debian 11 / libnet-ldap-filterbuilder-perl
Net::LDAP::FilterBuilder.3pm.en	debian 12 / libnet-ldap-filterbuilder-perl