all: imp client resolving

CHANGELOG.md

@@ -25,6 +25,8 @@ NOTE: Add new changes BELOW THIS COMMENT.
 
 ### Fixed
 
+- Occasional client information lookup failures leading to DNS resolving getting
+  stuck ([#6006]).
 - `bufio.Scanner: token too long` errors when trying to add filtering-rule lists
   with lines over 1024 bytes long ([#6003]).
 
@@ -34,6 +36,7 @@ NOTE: Add new changes BELOW THIS COMMENT.
   the `Dockerfile`.
 
 [#6003]: https://github.com/AdguardTeam/AdGuardHome/issues/6003
+[#6006]: https://github.com/AdguardTeam/AdGuardHome/issues/6006
 
 <!--
 NOTE: Add new changes ABOVE THIS COMMENT.