natboxIPv6 subnet calculator
| Network | |
| Full form | |
| First address | |
| Last address | |
| Total addresses | |
| Number of /64 networks | |
Common IPv6 sizes
| Prefix | Addresses | Typical use |
|---|---|---|
| /48 | 280 | A site or organisation |
| /56 | 272 | A home or small office |
| /64 | 264 | A single network |
| /80 | 248 | One natbox server |
| /128 | 1 | A single address |
Every natbox server gets a routed /80, which is about 281 trillion addresses of its own. See how IPv6 works on natbox.