http://turbaza-volgograd.ru/viewbase.php?id=6#resp
There are reviews at the bottom – the latest ones are quite recent, from January.
If you compare based on distances, in Bykovo, on the Kazan direction (50 minutes from three railway stations), where I lived for a long time, the phone connection is sometimes there, sometimes it's not. And mobile internet is even worse...
Added 1 minute ago
And, by the way, Merlin, with his, let's say politely, meticulousness, could have done something like this. At least a basic version that the community could improve.
"Совесть - она либо есть, либо её нет" (с) RedWhait HP