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$ whois x.x.x.x [Querying whois.server.net]
open FH, "whois x.x.x.x 2>&1 |"; my $ofh = select FH; ... print; } close FH;
open FH, "whois x.x.x.x 2>&1 |"; sysread FH, $output, 4192; close FH;