def test_similarZonesDontInterfere(self):
        """Tests that unrelated zones don't mess with each other."""
        return self.namesTest(
            self.resolver.lookupAddress("anothertest-domain.com"),
            [dns.Record_A('1.2.3.4', ttl=19283784)]
        )
Tests that unrelated zones don't mess with each other.
stackoverflow/venv/lib/python3.6/site-packages/twisted/names/test/test_names.py