Maintained by: NLnet Labs

[Unbound-users] reddit.com issue

Paul Wouters
Mon Aug 25 16:07:33 CEST 2014


On Mon, 25 Aug 2014, John Peacock wrote:

> the query before sending it on, IMNSHO.  The fact that reddit.com has an
> unfriendly behavior WRT illegal queries doesn't mean it is their fault;
> there is no requirement to return NXDOMAIN or SERVFAIL or anything at
> all, so they chose to drop the query.

There is! Not answering a query is indistinguishable from packet loss,
forcing the client to re-send the query. So it is the wrong thing to
do, and will increase the number of these bad queries hitting their
servers.

Paul