On 1 servers with real players, out of 13 Steam servers that run it now, fakes and empty ones included. Checked 06:06 UTC.
hns_krevetka03 is a community map, not one of the maps that come with the game. Servers send it to players from the Workshop when they join.
Over the last 30 days hns_krevetka03 was the #267 map on CS2 community servers, with 12 real players on it at any moment on average - 0% of everyone playing. It ran on about 3 servers with real players at a time. Right now 5 people play it on 1 servers, most of them on servers in Sweden. It is busiest on Thursday around 16:00 UTC and quietest on Wednesday around 03:00 UTC.
Right now 5, on 1 servers from the Steam server list. Over the last 30 days it had 12 real players on average at any moment. Fake servers and bots are not counted, and Valve matchmaking is not in the list.
On Thursday around 16:00 UTC. The grid above shows every hour of the week in your own time zone.
The busiest right now: CS2 MANIAC #13 [SE] — CYBERSHOKE.NET (EASY) (5 players), CS2 MANIAC #38 [LT] — CYBERSHOKE.NET (CLASSIC) (0 players), ➥ ███ [CS2RED.RU] MANIAC [!SHOP/!WS] (0 players). The full list is under "Servers running it now", and every server has its own page with its history.
de_mirage43,194 players on average
de_dust217,870 players on average
sandstone_fb14,434 players on average
de_mirage_fps6,329 players on average
awp_lego_25,412 players on average
awp_lego_2_fb4,839 players on average
de_mirage_christmas2,842 players on average
<null>1,271 players on average
bhop_emevaelx31,053 players on average
duels_mirage_1x11,006 players on average
de_inferno899 players on average
de_nuke770 players on average
SE