In this article, we're going to have a look at what is the maximal length for IP v6 addresses.
Maximal IP v6 length is 45 characters.
The most commonly known IP address format is:
8 * 4 + 7 = 39 characters (hexadecimal numbers separated with
That can be written in shorter form too:
2001:db8:0:0:0:ff00:42:8329 // or 2001:db8::ff00:42:8329
In practice there is available IPv4-mapped IPv6 addresses format too:
6 * 4 + 6 + 4 * 3 + 3 = 45 characters