Closes #2868. Squashed commit of the following: commit 7497b0d80233fa0f0fbdc94a85007d39566eea73 Author: Ainar Garipov <A.Garipov@AdGuard.COM> Date: Wed Mar 24 14:23:41 2021 +0300 home: fix specified ip collecting commit 7b1dfa69f4edeb3e07cd1067f77ff8519bcdbe1c Author: Ainar Garipov <A.Garipov@AdGuard.COM> Date: Wed Mar 24 14:01:25 2021 +0300 home: fix dns address fallback