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[opennic-discuss] EDNS Privacy problem

From: julian112 AT secmail.pro
To: discuss AT lists.opennicproject.org
Subject: [opennic-discuss] EDNS Privacy problem
Date: Fri, 20 Mar 2020 16:34:34 -0700
Importance: Normal

There are Anycast DNS(2) and many Tier-2 Country specific DNS servers, but
which servers are sending EDNS data while querying to upstream DNS server?

EDNS data include user's IP range therefore the upstream DNS admin can
know about the user.

Cloudflare DNS is not sending EDNS data at all.

[opennic-discuss] EDNS Privacy problem, julian112, 03/21/2020