Simon Zolin 1a1c09135d + auto-hosts: respond to PTR requests
Close #1562

Squashed commit of the following:

commit d5c6bb0e5f0c8c1618bd0df764ae86a5e62a850b
Author: Simon Zolin <s.zolin@adguard.com>
Date:   Mon Apr 13 14:10:10 2020 +0300

    + auto-hosts: respond to PTR requests
2020-04-16 18:56:47 +03:00
..
2020-04-14 00:04:38 +03:00