class Socialinvestigator::Client::Net::DNS
Public Class Methods
new()
click to toggle source
# File lib/socialinvestigator/client/net.rb, line 107 def initialize @resolv = Dnsruby::Resolver.new end
Public Instance Methods
find_domain( hostname )
click to toggle source
# File lib/socialinvestigator/client/net.rb, line 111 def find_domain( hostname ) # puts "Looking for SOA of #{hostname}" soa = @resolv.query( hostname, "SOA" ).answer.select do |rr| rr.is_a? Dnsruby::RR::IN::SOA end return hostname if soa.length > 0 parts = hostname.split( /\./ ) return nil if parts.length <= 2 find_domain( parts.slice(1,100).join( "." ) ) end