PTR records for IPv6

Tony Finch dot at
Mon Sep 2 11:16:09 CEST 2013

Phil Pennock <ipv6-ops+phil at> wrote:
> Are there any real-world addressing examples where the lowest 64 bits
> are zero but the address is of a host, not a network?

There's one fairly close to home:                  1h IN AAAA 2001:ba8:1e3:: 1h IN AAAA 2001:ba8:1e3::

ISTR on IPv6 day there was a tier 1 provider which put its web server on
the bottom address of an IPv6 /8 or shorter, but I am failing to remind
myself of the details.

f.anthony.n.finch  <dot at>
Forties, Cromarty: East, veering southeast, 4 or 5, occasionally 6 at first.
Rough, becoming slight or moderate. Showers, rain at first. Moderate or good,
occasionally poor at first.

More information about the ipv6-ops mailing list