[dns-operations] fewer PTRs plz (Re: reverse DNS for DHCPV6 and PD's)

[Florian Weimer]

* Alan Clegg:

> We have enough issues with crazies playing in the whois data to show
> that opening updates to general users would be ... less that acceptable.

>    Server Name: GOOGLE.COM.ZOMBIED.AND.HACKED.BY.WWW.WEB-HACK.COM
>    Server Name: GOOGLE.COM.ZNAET.PRODOMEN.COM
>    Server Name: GOOGLE.COM.YUCEKIRBAC.COM

Where's the abuse?  If you use a proper WHOIS client, those will not
be visible.  If you don't, chances are that you won't find AS records
in the middle of an ARIN block, either, so perhaps you really should
upgrade. 8-)