Wildcards in reverse DNS

Karl Auer kauer at biplane.com.au
Fri Jan 5 09:37:34 UTC 2007

On Fri, 2007-01-05 at 10:05 +1100, Karl Auer wrote:
> The short answer is that it works exactly as it does in IPv4, just with
> way bigger addresses. A /8 in IPv4 has 24 bits of addresses, with an
> 8-bit prefix. A /8 in IPv6 has 56 bits of addresses, also with an 8-bit
> prefix. The address space can be further subnetted of course, just like
> IPv4 address space.

Er, obviously I meant "a /8 in IPv6 has 120 bits of addresses"! I've
been puddling around in 64-bit subnets too long :-)

Regards, K.

Karl Auer (kauer at biplane.com.au)                   +61-2-64957160 (h)
http://www.biplane.com.au/~kauer/                  +61-428-957160 (mob)

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