The rule "||ad." somehow blocks the domain name "quark.cn"

[0xff26b9a8]

Prerequisites

• I have checked the Wiki and Discussions and found no answer

• I have searched other issues and found no duplicates

• I want to report a bug and not ask a question

Operating system type

Linux, Other (please mention the version in the description)

CPU architecture

AMD64

Installation

GitHub releases or script from README

Setup

On a router, DHCP is handled by the router

AdGuard Home version

v0.107.26

Description

What did you do?

I added a custom rule "||ad.".

Expected result

The domain name "quark.cn" should not be blocked.

Actual result

As a result, when I checked the log, I found that this domain name was blocked, and what matched was the rule above me.

Screenshots (if applicable)

Additional information

OS Version: Linux xxx 5.15.78-0-virt #1-Alpine SMP Fri, 11 Nov 2022 10:19:45 +0000 x86_64 Linux

[0xff26b9a8]

I found that the CNAME returned by this domain contains "xxxx.ad.xxxx", sorry for asking such a stupid question.