Check availability for a number of domains. Returns a dictionary
        mapping the domain names to their statuses as a string
        ("active"/"free").

def check_many(self, domains):
        """
        Check availability for a number of domains. Returns a dictionary
        mapping the domain names to their statuses as a string
        ("active"/"free").
        """
        return dict((item.domain, item.status) for item in self.check_domain_request(domains))