4 ms·

Thankfully IPv6 defined a single "localhost" or loopback IP: ::1/128 There is none of this 127/8 mess.

• the8472 10y ago
  that "mess" is great for testing though, you can spin up numerous instances each on their own loopback address.
  • TimWolla 10y ago
    You can use a link local address of your public interface in IPv6.
    • the8472 10y ago
      That's just one, adding more require elevated privileges, with 127.0.0.0/8 you have 256³ at your disposal.