So, just delete that then.

use strict;
use warnings;

use Test::More tests => 2;

my $ref = { 'servername.com' => 'foo' };
ok (defined $ref->{'servername.com'}, 'Present');
delete $ref->{'servername.com'};
ok (!defined $ref->{'servername.com'}, 'Absent');

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In reply to Re^3: Delete reference tree from a file by hippo
in thread Delete reference tree from a file by aravind.kalla

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