#!/bin/perl use re 'debug'; my $regexp='(?:Nameservers[^\n]*\n.*?)*(?>Hostname:\s+([\S]+)\n)'; my $resp = " Domain: myDomain.int DNS: myDomain.int Registered: 2013-05-17 Expires: 2023-05-31 Registration period: 1 year VID: no DNSSEC: Unsigned delegation, DNSSEC disabled, no records Status: Active Registrant Handle: ***N/A*** Name: myName Corp Attention: Reggie Person Address: SomeStreet 17 Postalcode: numericZip City: myCity Country: XX Phone: +12 34 56 78 90 Nameservers Hostname: ns1.dom.ext Hostname: ns2.dom.ext Hostname: ns3.dom.ext "; # my $regexp = shift; if ( $regexp !~ /^CODE/ ) { my @caps = $resp =~ /$regexp/sg; print "\n\n"; print "caps\n",join(',',@caps),"\n"; }else{ print "IS code\n"; exit; }