lib/ronin/recon/builtin/dns/nameservers.rb
# frozen_string_literal: true
#
# ronin-recon - A micro-framework and tool for performing reconnaissance.
#
# Copyright (c) 2023-2024 Hal Brodigan (postmodern.mod3@gmail.com)
#
# ronin-recon is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# ronin-recon is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with ronin-recon. If not, see <https://www.gnu.org/licenses/>.
#
require_relative '../../dns_worker'
module Ronin
module Recon
module DNS
#
# Finds the nameservers associated with a domaim.
#
class Nameservers < DNSWorker
register 'dns/nameservers'
summary 'Looks up the nameservers of a domain'
description <<~DESC
Queries the nameservers (NS records) for a domain name.
DESC
accepts Domain
outputs Nameserver
#
# Looks up the nameservers of a given domain.
#
# @param [Values::Domain] domain
# The domain value.
#
# @yield [nameserver]
# The discovered nameservers will be yielded.
#
# @yieldparam [Values::Nameserver] nameserver
#
def process(domain)
dns_get_nameservers(domain.name).each do |nameserver|
yield Nameserver.new(nameserver.chomp('.'))
end
end
end
end
end
end