Maintained by: NLnet Labs

private-address defaults in example config

Ralph Dolmans
Mon Dec 19 14:37:41 CET 2016

Hi Luis,

According to that RFC, only addresses with the L bit (=8th bit) set to 1
are locally assigned. So that makes the fd00::/8 prefix.

Section 4.4 of that RFC mentions that the locally assigned addresses are
not recommended to be installed in the DNS. It also recommends returning

-- Ralph

On 19-12-16 12:35, Luis Ressel via Unbound-users wrote:
> Hello,
> just some minor nitpicking: I've noticed that the example unbound.conf
> included in the source tarball includes the directive "private-address:
> fd00::/8". This is slightly incomplete; RFC 4193 reserves the whole
> fc00::/7 range for local usage.
> Therefore, you may want to change this line to "private-address:
> fc00::/7" and add "" to the local-zone list.
> Regards,
> Luis Ressel