On Jan 17, 2020, at 10:10 AM, Alexander Dupuy via dns-operations <[email protected]> wrote: > > > From: Alexander Dupuy <[email protected]> > Subject: EDNS Client Subnet (ECS) in queries sent to Google Public DNS > Date: January 17, 2020 at 10:10:19 AM PST > To: <[email protected]> > > > If any reader of this list is sending DNS requests with the EDNS Client > Subnet (ECS) option to 8.8.8.8, please read this post on our announcement > list that discusses changes Google is planning in how we handle requests with > ECS. It is also relevant for developers of software that sends ECS to > recursive resolvers. > > To be quite clear, these planned changes are only in our handling of requests > sent with ECS, not in how Google Public DNS sends ECS to authoritative name > servers. > > For anyone interested in ECS, the Case Western / Akamai paper is well worth > reading in full; in particular section 8 on ECS Pitfalls, some of which our > planned changes hope to address and discourage in clients that send ECS to > recursive resolvers.
The URL in the original message didn't work for me. One that does is: https://groups.google.com/forum/#!topic/public-dns-announce/h4XLjnWvAp8
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