-- should return 127.0.0.0, since 127.0.0.1/31 matches both 127.0.0.0
-- and 127.0.0.1. In this case, the final '0' or '1' is the host
-- part of the address. The '127.0.0' is thus the network part.
-- should return 127.0.0.0, since 127.0.0.1/31 matches both 127.0.0.0
-- and 127.0.0.1. In this case, the final '0' or '1' is the host
-- part of the address. The '127.0.0' is thus the network part.