Store the IP Addresses as integers in MongoDB

ip_address.rb

module MongoidTypes
  #
  # Store the IP Addresses as integers in MongoDB.
  #
  #  The documents would look something like this in mongo
  #
  #    { "_id" : ObjectId("4f8e2ea261455b704d000001"), "ip_address" : NumberLong("3232235777") }
  #
  #  To have your model use this class simply set the type for the feild in mongoid
  #
  #    field :ip_address, type: MongoidTypes::IpAddress                                                                                           
  #
  class IpAddress
    include Mongoid::Fields::Serializable

    # Read from the db
    def deserialize(object)
      #  Socket::AF_INET  -> IPv4
      #  Socket::AF_INET6 -> IPv6
      object ? (::IPAddr.new(object, Socket::AF_INET).to_s) : object
    end 

    # Write to the db
    def serialize(object)
      object ? (::IPAddr.new(object).to_i) : object
    end 

  end 
end

Do you have some examples for querying and indexing this field?