code: def list_subdomains(self, domain, limit=None, offset=None):
          
          # The commented-out uri is the official API, but it is
          # horribly slow.
  #        uri = "/domains/%s/subdomains" % utils.get_id(domain)
          uri = "/domains?name=%s" % domain.name
          page_qs = self._get_pagination_qs(limit, offset)
          if page_qs:
              uri = "%s&%s" % (uri, page_qs[1:])
          return self._list_subdomains(uri, domain.id)
docs: Returns a list of all subdomains of the specified domain.