Hello,
It is impossible to delete the subdomain pec.givaservice.com, error :
Si è verificato un problema durante la rimozione del sottodominio “pec.givaservice.com”.
Failed to lookup the domain owner of the domain “pec.givaservice.com” at /usr/local/cpanel/Cpanel/PHP/Config.pm line 167. Cpanel::PHP::Config::_get_php_config_for_domain("pec.givaservice.com") called at /usr/local/cpanel/Cpanel/PHP/Config.pm line 130 Cpanel::PHP::Config::get_php_config_for_domains(ARRAY(0x4064238)) called at /usr/local/cpanel/Cpanel/PHPFPM.pm line 851 Cpanel::PHPFPM::_removedomain("pec.givaservice.com") called at /usr/local/cpanel/Cpanel/Sub.pm line 391 Cpanel::Sub::delsubdomain(__CPANEL_HIDDEN__, __CPANEL_HIDDEN__, __CPANEL_HIDDEN__, __CPANEL_HIDDEN__, __CPANEL_HIDDEN__, __CPANEL_HIDDEN__, __CPANEL_HIDDEN__, 0) called at bin/admin/Cpanel/domain.pl line 223 main::__ANON__() called at /usr/local/cpanel/3rdparty/perl/522/lib64/perl5/cpanel_lib/Try/Tiny.pm line 76 eval {...} called at /usr/local/cpanel/3rdparty/perl/522/lib64/perl5/cpanel_lib/Try/Tiny.pm line 71 Try::Tiny::try(CODE(0x3e6af30), Try::Tiny::Catch=REF(0x1900d40)) called at bin/admin/Cpanel/domain.pl line 227...

you can verify ?

Tanks..