Fin all MX records for host:
require 'resolv/dns'
mx = Resolv::DNS.open { |dns| dns.getresources('zurb.com', Resolv::DNS::Resource::IN::MX) }http://ruby-doc.org/stdlib-2.0.0/libdoc/resolv/rdoc/Resolv/DNS.html
Last active
December 14, 2016 07:47
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Ruby DNS
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